docker-compose.dev.yml

@@ -56,5 +56,17 @@ services:
               count: 1
               capabilities: [gpu]
 
+  frontend:
+    build:
+      context: ./frontend
+    container_name: crosspost_frontend
+    volumes:
+      - ./frontend:/app
+      - /app/node_modules
+    ports:
+      - "5173:5173"
+    depends_on:
+      - backend
+
 volumes:
   model_cache:

example.env

@@ -11,7 +11,7 @@ POSTGRES_DIR=
 
 # JWT
 JWT_SECRET_KEY=
-JWT_ACCESS_TOKEN_EXPIRES=1200
+JWT_ACCESS_TOKEN_EXPIRES=28800
 
 # Models
 HF_HOME=/models/huggingface

frontend/Dockerfile

@@ -0,0 +1,13 @@
+FROM node:20-alpine
+
+WORKDIR /app
+
+COPY package.json package-lock.json* ./
+RUN npm install
+
+# Copy rest of the app
+COPY . .
+
+EXPOSE 5173
+
+CMD ["npm", "run", "dev", "--", "--host"]

frontend/src/App.tsx

@@ -1,12 +1,30 @@
-import { Routes, Route } from "react-router-dom";
+import { useEffect } from "react";
+import { Navigate, Route, Routes, useLocation } from "react-router-dom";
+import AppLayout from "./components/AppLayout";
+import DatasetsPage from "./pages/Datasets";
+import DatasetStatusPage from "./pages/DatasetStatus";
+import LoginPage from "./pages/Login";
 import UploadPage from "./pages/Upload";
 import StatPage from "./pages/Stats";
+import { getDocumentTitle } from "./utils/documentTitle";
 
 function App() {
+  const location = useLocation();
+
+  useEffect(() => {
+    document.title = getDocumentTitle(location.pathname);
+  }, [location.pathname]);
+
   return (
     <Routes>
+      <Route element={<AppLayout />}>
+        <Route path="/" element={<Navigate to="/login" replace />} />
+        <Route path="/login" element={<LoginPage />} />
         <Route path="/upload" element={<UploadPage />} />
-      <Route path="/stats" element={<StatPage />} />
+        <Route path="/datasets" element={<DatasetsPage />} />
+        <Route path="/dataset/:datasetId/status" element={<DatasetStatusPage />} />
+        <Route path="/dataset/:datasetId/stats" element={<StatPage />} />
+      </Route>
     </Routes>
   );
 }

frontend/src/components/AppLayout.tsx

@@ -0,0 +1,122 @@
+import { useCallback, useEffect, useState } from "react";
+import axios from "axios";
+import { Outlet, useLocation, useNavigate } from "react-router-dom";
+import StatsStyling from "../styles/stats_styling";
+
+const API_BASE_URL = import.meta.env.VITE_BACKEND_URL
+
+type ProfileResponse = {
+  user?: Record<string, unknown>;
+};
+
+const styles = StatsStyling;
+
+const getUserLabel = (user: Record<string, unknown> | null) => {
+  if (!user) {
+    return "Signed in";
+  }
+
+  const username = user.username;
+  if (typeof username === "string" && username.length > 0) {
+    return username;
+  }
+
+  const email = user.email;
+  if (typeof email === "string" && email.length > 0) {
+    return email;
+  }
+
+  return "Signed in";
+};
+
+const AppLayout = () => {
+  const location = useLocation();
+  const navigate = useNavigate();
+  const [isSignedIn, setIsSignedIn] = useState(false);
+  const [currentUser, setCurrentUser] = useState<Record<string, unknown> | null>(null);
+
+  const syncAuthState = useCallback(async () => {
+    const token = localStorage.getItem("access_token");
+
+    if (!token) {
+      setIsSignedIn(false);
+      setCurrentUser(null);
+      delete axios.defaults.headers.common.Authorization;
+      return;
+    }
+
+    axios.defaults.headers.common.Authorization = `Bearer ${token}`;
+
+    try {
+      const response = await axios.get<ProfileResponse>(`${API_BASE_URL}/profile`);
+      setIsSignedIn(true);
+      setCurrentUser(response.data.user ?? null);
+    } catch {
+      localStorage.removeItem("access_token");
+      delete axios.defaults.headers.common.Authorization;
+      setIsSignedIn(false);
+      setCurrentUser(null);
+    }
+  }, []);
+
+  useEffect(() => {
+    void syncAuthState();
+  }, [location.pathname, syncAuthState]);
+
+  const onAuthButtonClick = () => {
+    if (isSignedIn) {
+      localStorage.removeItem("access_token");
+      delete axios.defaults.headers.common.Authorization;
+      setIsSignedIn(false);
+      setCurrentUser(null);
+      navigate("/login", { replace: true });
+      return;
+    }
+
+    navigate("/login");
+  };
+
+  return (
+    <div style={styles.appShell}>
+      <div style={{ ...styles.container, ...styles.appHeaderWrap }}>
+        <div style={{ ...styles.card, ...styles.headerBar }}>
+          <div style={styles.appHeaderBrandRow}>
+            <span style={styles.appTitle}>
+              CrossPost Analysis Engine
+            </span>
+            <span
+              style={{
+                ...styles.authStatusBadge,
+                ...(isSignedIn ? styles.authStatusSignedIn : styles.authStatusSignedOut),
+              }}
+            >
+              {isSignedIn ? `Signed in: ${getUserLabel(currentUser)}` : "Not signed in"}
+            </span>
+          </div>
+
+          <div style={styles.controlsWrapped}>
+            {isSignedIn && <button
+              type="button"
+              style={location.pathname === "/datasets" ? styles.buttonPrimary : styles.buttonSecondary}
+              onClick={() => navigate("/datasets")}
+            >
+              My datasets
+            </button>}
+
+            <button
+              type="button"
+              style={isSignedIn ? styles.buttonSecondary : styles.buttonPrimary}
+              onClick={onAuthButtonClick}
+            >
+              {isSignedIn ? "Sign out" : "Sign in"}
+            </button>
+          </div>
+        </div>
+      </div>
+
+      <Outlet />
+    </div>
+  );
+};
+
+export default AppLayout;

frontend/src/components/Card.tsx

@@ -1,4 +1,7 @@
 import type { CSSProperties } from "react";
+import StatsStyling from "../styles/stats_styling";
+
+const styles = StatsStyling;
 
 const Card = (props: {
   label: string;
@@ -8,43 +11,15 @@ const Card = (props: {
   style?: CSSProperties
 }) => {
   return (
-    <div style={{
+    <div style={{ ...styles.cardBase, ...props.style }}>
-        background: "rgba(255,255,255,0.85)",
+      <div style={styles.cardTopRow}>
-        border: "1px solid rgba(15,23,42,0.08)",
+        <div style={styles.cardLabel}>
-        borderRadius: 16,
-        padding: 14,
-        boxShadow: "0 12px 30px rgba(15,23,42,0.06)",
-        minHeight: 88,
-        ...props.style
-    }}>
-      <div style={ {
-        display: "flex",
-        justifyContent: "space-between",
-        alignItems: "center",
-        gap: 10,
-    }}>
-        <div style={{   
-            fontSize: 12,
-            fontWeight: 700,
-            color: "rgba(15, 23, 42, 0.65)",
-            letterSpacing: "0.02em",
-            textTransform: "uppercase"
-            }}>
                 {props.label}
         </div>
         {props.rightSlot ? <div>{props.rightSlot}</div> : null}
       </div>
-      <div style={{
+      <div style={styles.cardValue}>{props.value}</div>
-            fontSize: 22,
+      {props.sublabel ? <div style={styles.cardSubLabel}>{props.sublabel}</div> : null}
-            fontWeight: 850,
-            marginTop: 6,
-            letterSpacing: "-0.02em",
-        }}>{props.value}</div>
-      {props.sublabel ? <div style={{
-            marginTop: 6,
-            fontSize: 12,
-            color: "rgba(15, 23, 42, 0.55)",
-        }}>{props.sublabel}</div> : null}
     </div>
   );
 }

frontend/src/components/EmotionalStats.tsx

@@ -66,11 +66,11 @@ const EmotionalStats = ({contentData}: EmotionalStatsProps) => {
       <div style={{ ...styles.container, ...styles.card, marginTop: 16 }}>
         <h2 style={styles.sectionTitle}>Average Emotion by Topic</h2>
         <p style={styles.sectionSubtitle}>Read confidence together with sample size. Topics with fewer than {lowSampleThreshold} events are usually noisy and less reliable.</p>
-        <div style={{ display: "flex", flexWrap: "wrap", gap: 10, fontSize: 13, color: "#4b5563", marginTop: 6 }}>
+        <div style={styles.emotionalSummaryRow}>
-          <span><strong style={{ color: "#111827" }}>Topics:</strong> {strongestPerTopic.length}</span>
+          <span><strong style={{ color: "#24292f" }}>Topics:</strong> {strongestPerTopic.length}</span>
-          <span><strong style={{ color: "#111827" }}>Median Sample:</strong> {medianSampleSize} events</span>
+          <span><strong style={{ color: "#24292f" }}>Median Sample:</strong> {medianSampleSize} events</span>
-          <span><strong style={{ color: "#111827" }}>Low Sample (&lt;{lowSampleThreshold}):</strong> {lowSampleTopics}</span>
+          <span><strong style={{ color: "#24292f" }}>Low Sample (&lt;{lowSampleThreshold}):</strong> {lowSampleTopics}</span>
-          <span><strong style={{ color: "#111827" }}>Stable Sample ({stableSampleThreshold}+):</strong> {stableSampleTopics}</span>
+          <span><strong style={{ color: "#24292f" }}>Stable Sample ({stableSampleThreshold}+):</strong> {stableSampleTopics}</span>
         </div>
         <p style={{ ...styles.sectionSubtitle, marginTop: 10, marginBottom: 0 }}>
           Confidence reflects how strongly one emotion leads within a topic, not model accuracy. Use larger samples for stronger conclusions.
@@ -81,19 +81,19 @@ const EmotionalStats = ({contentData}: EmotionalStatsProps) => {
         {strongestPerTopic.map((topic) => (
           <div key={topic.topic} style={{ ...styles.card, gridColumn: "span 4" }}>
             <h3 style={{ ...styles.sectionTitle, marginBottom: 6 }}>{topic.topic}</h3>
-            <div style={{ fontSize: 12, fontWeight: 700, color: "#6b7280", letterSpacing: "0.02em", textTransform: "uppercase" }}>
+            <div style={styles.emotionalTopicLabel}>
               Top Emotion
             </div>
-            <div style={{ fontSize: 24, fontWeight: 800, marginTop: 4, lineHeight: 1.2 }}>
+            <div style={styles.emotionalTopicValue}>
               {formatEmotion(topic.emotion)}
             </div>
-            <div style={{ display: "flex", justifyContent: "space-between", alignItems: "center", marginTop: 10, fontSize: 13, color: "#6b7280" }}>
+            <div style={styles.emotionalMetricRow}>
               <span>Confidence</span>
-              <span style={{ fontWeight: 700, color: "#111827" }}>{topic.value.toFixed(3)}</span>
+              <span style={styles.emotionalMetricValue}>{topic.value.toFixed(3)}</span>
             </div>
-            <div style={{ display: "flex", justifyContent: "space-between", alignItems: "center", marginTop: 4, fontSize: 13, color: "#6b7280" }}>
+            <div style={styles.emotionalMetricRowCompact}>
               <span>Sample Size</span>
-              <span style={{ fontWeight: 700, color: "#111827" }}>{topic.count} events</span>
+              <span style={styles.emotionalMetricValue}>{topic.count} events</span>
             </div>
           </div>
         ))}

frontend/src/components/UserModal.tsx

@@ -13,26 +13,11 @@ type Props = {
 
 export default function UserModal({ open, onClose, userData, username }: Props) {
   return (
-    <Dialog open={open} onClose={onClose} style={{ position: "relative", zIndex: 50 }}>
+    <Dialog open={open} onClose={onClose} style={styles.modalRoot}>
-      <div
+      <div style={styles.modalBackdrop} />
-        style={{
-          position: "fixed",
-          inset: 0,
-          background: "rgba(0,0,0,0.45)",
-        }}
-      />
 
-      <div
+      <div style={styles.modalContainer}>
-        style={{
+        <DialogPanel style={{ ...styles.card, ...styles.modalPanel }}>
-          position: "fixed",
-          inset: 0,
-          display: "flex",
-          alignItems: "center",
-          justifyContent: "center",
-          padding: 16,
-        }}
-      >
-        <DialogPanel style={{ ...styles.card, width: "min(520px, 95vw)" }}>
           <div style={styles.headerBar}>
             <div>
               <DialogTitle style={styles.sectionTitle}>{username}</DialogTitle>

frontend/src/components/UserStats.tsx

@@ -1,3 +1,4 @@
+import { useEffect, useMemo, useRef, useState } from "react";
 import ForceGraph3D from "react-force-graph-3d";
 
 import {
@@ -6,12 +7,19 @@ import {
 } from '../types/ApiTypes';
 
 import StatsStyling from "../styles/stats_styling";
+import Card from "./Card";
 
 const styles = StatsStyling;
 
+type GraphLink = {
+    source: string;
+    target: string;
+    value: number;
+};
+
 function ApiToGraphData(apiData: InteractionGraph) {
     const nodes = Object.keys(apiData).map(username => ({ id: username }));
-    const links = [];
+    const links: GraphLink[] = [];
     
     for (const [source, targets] of Object.entries(apiData)) {
         for (const [target, count] of Object.entries(targets)) {
@@ -35,26 +43,105 @@ function ApiToGraphData(apiData: InteractionGraph) {
 
 
 const UserStats = (props: { data: UserAnalysisResponse }) => {
-  const graphData = ApiToGraphData(props.data.interaction_graph);
+  const graphData = useMemo(() => ApiToGraphData(props.data.interaction_graph), [props.data.interaction_graph]);
+  const graphContainerRef = useRef<HTMLDivElement | null>(null);
+  const [graphSize, setGraphSize] = useState({ width: 720, height: 540 });
+
+  useEffect(() => {
+    const updateGraphSize = () => {
+      const containerWidth = graphContainerRef.current?.clientWidth ?? 720;
+      const nextWidth = Math.max(320, Math.floor(containerWidth));
+      const nextHeight = nextWidth < 700 ? 300 : 540;
+      setGraphSize({ width: nextWidth, height: nextHeight });
+    };
+
+    updateGraphSize();
+    window.addEventListener("resize", updateGraphSize);
+
+    return () => window.removeEventListener("resize", updateGraphSize);
+  }, []);
+
+  const totalUsers = props.data.users.length;
+  const connectedUsers = graphData.nodes.length;
+  const totalInteractions = graphData.links.reduce((sum, link) => sum + link.value, 0);
+  const avgInteractionsPerConnectedUser = connectedUsers ? totalInteractions / connectedUsers : 0;
+
+  const strongestLink = graphData.links.reduce<GraphLink | null>((best, current) => {
+    if (!best || current.value > best.value) {
+      return current;
+    }
+    return best;
+  }, null);
+
+  const highlyInteractiveUser = [...props.data.users].sort((a, b) => b.comment_share - a.comment_share)[0];
+
+  const mostActiveUser = props.data.top_users.find(u => u.author !== "[deleted]");
 
   return (
     <div style={styles.page}>
+        <div style={{ ...styles.container, ...styles.grid }}>
+          <Card
+            label="Users"
+            value={totalUsers.toLocaleString()}
+            sublabel={`${connectedUsers.toLocaleString()} users in filtered graph`}
+            style={{ gridColumn: "span 3" }}
+          />
+          <Card
+            label="Interactions"
+            value={totalInteractions.toLocaleString()}
+            sublabel="Filtered links (2+ interactions)"
+            style={{ gridColumn: "span 3" }}
+          />
+          <Card
+            label="Average Intensity"
+            value={avgInteractionsPerConnectedUser.toFixed(1)}
+            sublabel="Interactions per connected user"
+            style={{ gridColumn: "span 3" }}
+          />
+          <Card
+            label="Most Active User"
+            value={mostActiveUser?.author ?? "—"}
+            sublabel={mostActiveUser ? `${mostActiveUser.count.toLocaleString()} events` : "No user activity found"}
+            style={{ gridColumn: "span 3" }}
+          />
+
+          <Card
+            label="Strongest Connection"
+            value={strongestLink ? `${strongestLink.source} -> ${strongestLink.target}` : "—"}
+            sublabel={strongestLink ? `${strongestLink.value.toLocaleString()} interactions` : "No graph edges after filtering"}
+            style={{ gridColumn: "span 6" }}
+          />
+          <Card
+            label="Most Reply-Driven User"
+            value={highlyInteractiveUser?.author ?? "—"}
+            sublabel={
+              highlyInteractiveUser
+                ? `${Math.round(highlyInteractiveUser.comment_share * 100)}% comments`
+                : "No user distribution available"
+            }
+            style={{ gridColumn: "span 6" }}
+          />
+
+          <div style={{ ...styles.card, gridColumn: "span 12" }}>
             <h2 style={styles.sectionTitle}>User Interaction Graph</h2>
             <p style={styles.sectionSubtitle}>
-            This graph visualizes interactions between users based on comments and replies. 
+              Nodes represent users and links represent conversation interactions.
-            Nodes represent users, and edges represent interactions (e.g., comments or replies) between them.
             </p>
-        <div>
+            <div ref={graphContainerRef} style={{ width: "100%", height: graphSize.height }}>
               <ForceGraph3D
+                width={graphSize.width}
+                height={graphSize.height}
                 graphData={graphData}
                 nodeAutoColorBy="id"
-                linkDirectionalParticles={2}
+                linkDirectionalParticles={1}
-                linkDirectionalParticleSpeed={0.005}
+                linkDirectionalParticleSpeed={0.004}
-                linkWidth={(link) => Math.sqrt(link.value)}
+                linkWidth={(link) => Math.sqrt(Number(link.value))}
                 nodeLabel={(node) => `${node.id}`}
               />
             </div>
           </div>
+        </div>
+    </div>
   );
 }
 

frontend/src/index.css

@@ -1,68 +1,65 @@
 :root {
-  font-family: system-ui, Avenir, Helvetica, Arial, sans-serif;
+  --bg-default: #f6f8fa;
-  line-height: 1.5;
+  --text-default: #24292f;
-  font-weight: 400;
+  --border-default: #d0d7de;
-
+  --focus-ring: rgba(9, 105, 218, 0.22);
-  color-scheme: light dark;
-  color: rgba(255, 255, 255, 0.87);
-  background-color: #242424;
-
   font-synthesis: none;
   text-rendering: optimizeLegibility;
   -webkit-font-smoothing: antialiased;
   -moz-osx-font-smoothing: grayscale;
 }
 
-a {
+html,
-  font-weight: 500;
+body,
-  color: #646cff;
+#root {
-  text-decoration: inherit;
+  width: 100%;
-}
+  height: 100%;
-a:hover {
-  color: #535bf2;
 }
 
 body {
   margin: 0;
-  display: flex;
+  background: var(--bg-default);
-  place-items: center;
+  color: var(--text-default);
-  min-width: 320px;
+  font-family: "IBM Plex Sans", "Noto Sans", "Liberation Sans", "Segoe UI", sans-serif;
-  min-height: 100vh;
 }
 
-h1 {
+* {
-  font-size: 3.2em;
+  box-sizing: border-box;
-  line-height: 1.1;
 }
 
-button {
+button,
-  border-radius: 8px;
+input,
-  border: 1px solid transparent;
+select,
-  padding: 0.6em 1.2em;
+textarea {
-  font-size: 1em;
+  font: inherit;
-  font-weight: 500;
-  font-family: inherit;
-  background-color: #1a1a1a;
-  cursor: pointer;
-  transition: border-color 0.25s;
-}
-button:hover {
-  border-color: #646cff;
-}
-button:focus,
-button:focus-visible {
-  outline: 4px auto -webkit-focus-ring-color;
 }
 
-@media (prefers-color-scheme: light) {
+input:focus,
-  :root {
+button:focus-visible,
-    color: #213547;
+select:focus,
-    background-color: #ffffff;
+textarea:focus {
+  border-color: #0969da;
+  box-shadow: 0 0 0 3px var(--focus-ring);
+  outline: none;
+}
+
+@keyframes stats-spin {
+  from {
+    transform: rotate(0deg);
   }
-  a:hover {
+
-    color: #747bff;
+  to {
-  }
+    transform: rotate(360deg);
-  button {
+  }
-    background-color: #f9f9f9;
+}
+
+@keyframes stats-pulse {
+  0%,
+  100% {
+    opacity: 0.5;
+  }
+
+  50% {
+    opacity: 1;
   }
 }

frontend/src/pages/DatasetStatus.tsx

@@ -0,0 +1,111 @@
+import { useEffect, useMemo, useState } from "react";
+import axios from "axios";
+import { useNavigate, useParams } from "react-router-dom";
+import StatsStyling from "../styles/stats_styling";
+
+const API_BASE_URL = import.meta.env.VITE_BACKEND_URL
+
+type DatasetStatusResponse = {
+  status?: "processing" | "complete" | "error";
+  status_message?: string | null;
+  completed_at?: string | null;
+};
+
+const styles = StatsStyling;
+
+const DatasetStatusPage = () => {
+  const navigate = useNavigate();
+  const { datasetId } = useParams<{ datasetId: string }>();
+  const [loading, setLoading] = useState(true);
+  const [status, setStatus] = useState<DatasetStatusResponse["status"]>("processing");
+  const [statusMessage, setStatusMessage] = useState("");
+  const parsedDatasetId = useMemo(() => Number(datasetId), [datasetId]);
+
+  useEffect(() => {
+    if (!Number.isInteger(parsedDatasetId) || parsedDatasetId <= 0) {
+      setLoading(false);
+      setStatus("error");
+      setStatusMessage("Invalid dataset id.");
+      return;
+    }
+
+    let pollTimer: number | undefined;
+
+    const pollStatus = async () => {
+      try {
+        const response = await axios.get<DatasetStatusResponse>(
+          `${API_BASE_URL}/dataset/${parsedDatasetId}/status`
+        );
+
+        const nextStatus = response.data.status ?? "processing";
+        setStatus(nextStatus);
+        setStatusMessage(String(response.data.status_message ?? ""));
+        setLoading(false);
+
+        if (nextStatus === "complete") {
+          window.setTimeout(() => {
+            navigate(`/dataset/${parsedDatasetId}/stats`, { replace: true });
+          }, 800);
+        }
+      } catch (error: unknown) {
+        setLoading(false);
+        setStatus("error");
+        if (axios.isAxiosError(error)) {
+          const message = String(error.response?.data?.error || error.message || "Request failed");
+          setStatusMessage(message);
+        } else {
+          setStatusMessage("Unable to fetch dataset status.");
+        }
+      }
+    };
+
+    void pollStatus();
+    pollTimer = window.setInterval(() => {
+      if (status !== "complete" && status !== "error") {
+        void pollStatus();
+      }
+    }, 2000);
+
+    return () => {
+      if (pollTimer) {
+        window.clearInterval(pollTimer);
+      }
+    };
+  }, [navigate, parsedDatasetId, status]);
+
+  const isProcessing = loading || status === "processing";
+  const isError = status === "error";
+
+  return (
+    <div style={styles.page}>
+      <div style={styles.containerNarrow}>
+        <div style={{ ...styles.card, marginTop: 28 }}>
+          <h1 style={styles.sectionHeaderTitle}>
+            {isProcessing ? "Processing dataset..." : isError ? "Dataset processing failed" : "Dataset ready"}
+          </h1>
+
+          <p style={{ ...styles.sectionSubtitle, marginTop: 10 }}>
+            {isProcessing &&
+              "Your dataset is being analyzed. This page will redirect to stats automatically once complete."}
+            {isError && "There was an issue while processing your dataset. Please review the error details."}
+            {status === "complete" && "Processing complete. Redirecting to your stats now..."}
+          </p>
+
+          <div
+            style={{
+              ...styles.card,
+              ...styles.statusMessageCard,
+              borderColor: isError ? "rgba(185, 28, 28, 0.28)" : "rgba(0,0,0,0.06)",
+              background: isError ? "#fff5f5" : "#ffffff",
+              color: isError ? "#991b1b" : "#374151",
+            }}
+          >
+            {statusMessage || (isProcessing ? "Waiting for updates from the worker queue..." : "No details provided.")}
+          </div>
+        </div>
+      </div>
+    </div>
+  );
+};
+
+export default DatasetStatusPage;

frontend/src/pages/Datasets.tsx

@@ -0,0 +1,138 @@
+import { useEffect, useState } from "react";
+import axios from "axios";
+import { useNavigate } from "react-router-dom";
+import StatsStyling from "../styles/stats_styling";
+
+const styles = StatsStyling;
+const API_BASE_URL = import.meta.env.VITE_BACKEND_URL;
+
+type DatasetItem = {
+  id: number;
+  name?: string;
+  status?: "processing" | "complete" | "error" | string;
+  status_message?: string | null;
+  completed_at?: string | null;
+  created_at?: string | null;
+};
+
+const DatasetsPage = () => {
+  const navigate = useNavigate();
+  const [datasets, setDatasets] = useState<DatasetItem[]>([]);
+  const [loading, setLoading] = useState(true);
+  const [error, setError] = useState("");
+
+  useEffect(() => {
+    const token = localStorage.getItem("access_token");
+    if (!token) {
+      setLoading(false);
+      setError("You must be signed in to view datasets.");
+      return;
+    }
+
+    axios
+      .get<DatasetItem[]>(`${API_BASE_URL}/user/datasets`, {
+        headers: { Authorization: `Bearer ${token}` },
+      })
+      .then((response) => {
+        const sorted = [...(response.data || [])].sort((a, b) => b.id - a.id);
+        setDatasets(sorted);
+      })
+      .catch((requestError: unknown) => {
+        if (axios.isAxiosError(requestError)) {
+          setError(String(requestError.response?.data?.error || requestError.message));
+        } else {
+          setError("Failed to load datasets.");
+        }
+      })
+      .finally(() => {
+        setLoading(false);
+      });
+  }, []);
+
+  if (loading) {
+    return <p style={{ ...styles.page, minHeight: "100vh" }}>Loading datasets...</p>;
+  }
+
+  return (
+    <div style={styles.page}>
+      <div style={styles.containerWide}>
+        <div style={{ ...styles.card, ...styles.headerBar }}>
+          <div>
+            <h1 style={styles.sectionHeaderTitle}>My Datasets</h1>
+            <p style={styles.sectionHeaderSubtitle}>
+              View and reopen datasets you previously uploaded.
+            </p>
+          </div>
+          <button type="button" style={styles.buttonPrimary} onClick={() => navigate("/upload")}>
+            Upload New Dataset
+          </button>
+        </div>
+
+        {error && (
+          <div
+            style={{
+              ...styles.card,
+              marginTop: 14,
+              borderColor: "rgba(185, 28, 28, 0.28)",
+              background: "#fff5f5",
+              color: "#991b1b",
+              fontSize: 14,
+            }}
+          >
+            {error}
+          </div>
+        )}
+
+        {!error && datasets.length === 0 && (
+          <div style={{ ...styles.card, marginTop: 14, color: "#374151" }}>
+            No datasets yet. Upload one to get started.
+          </div>
+        )}
+
+        {!error && datasets.length > 0 && (
+          <div style={{ ...styles.card, marginTop: 14, padding: 0, overflow: "hidden" }}>
+            <ul style={styles.listNoBullets}>
+              {datasets.map((dataset) => {
+                const isComplete = dataset.status === "complete";
+                const targetPath = isComplete
+                  ? `/dataset/${dataset.id}/stats`
+                  : `/dataset/${dataset.id}/status`;
+
+                return (
+                  <li
+                    key={dataset.id}
+                    style={styles.datasetListItem}
+                  >
+                    <div style={{ minWidth: 0 }}>
+                      <div style={styles.datasetName}>
+                        {dataset.name || `Dataset #${dataset.id}`}
+                      </div>
+                      <div style={styles.datasetMeta}>
+                        ID #{dataset.id} • Status: {dataset.status || "unknown"}
+                      </div>
+                      {dataset.status_message && (
+                        <div style={styles.datasetMetaSecondary}>
+                          {dataset.status_message}
+                        </div>
+                      )}
+                    </div>
+
+                    <button
+                      type="button"
+                      style={isComplete ? styles.buttonPrimary : styles.buttonSecondary}
+                      onClick={() => navigate(targetPath)}
+                    >
+                      {isComplete ? "Open stats" : "View status"}
+                    </button>
+                  </li>
+                );
+              })}
+            </ul>
+          </div>
+        )}
+      </div>
+    </div>
+  );
+};
+
+export default DatasetsPage;

frontend/src/pages/Login.tsx

@@ -0,0 +1,164 @@
+import { useEffect, useState } from "react";
+import axios from "axios";
+import { useNavigate } from "react-router-dom";
+import StatsStyling from "../styles/stats_styling";
+
+const API_BASE_URL = import.meta.env.VITE_BACKEND_URL
+
+const styles = StatsStyling;
+
+const LoginPage = () => {
+  const navigate = useNavigate();
+
+  const [isRegisterMode, setIsRegisterMode] = useState(false);
+  const [username, setUsername] = useState("");
+  const [email, setEmail] = useState("");
+  const [password, setPassword] = useState("");
+  const [loading, setLoading] = useState(false);
+  const [error, setError] = useState("");
+  const [info, setInfo] = useState("");
+
+  useEffect(() => {
+    const token = localStorage.getItem("access_token");
+    if (!token) {
+      return;
+    }
+
+    axios.defaults.headers.common.Authorization = `Bearer ${token}`;
+    axios
+      .get(`${API_BASE_URL}/profile`)
+      .then(() => {
+        navigate("/upload", { replace: true });
+      })
+      .catch(() => {
+        localStorage.removeItem("access_token");
+        delete axios.defaults.headers.common.Authorization;
+      });
+  }, [navigate]);
+
+  const handleSubmit = async (event: React.FormEvent<HTMLFormElement>) => {
+    event.preventDefault();
+    setError("");
+    setInfo("");
+    setLoading(true);
+
+    try {
+      if (isRegisterMode) {
+        await axios.post(`${API_BASE_URL}/register`, { username, email, password });
+        setInfo("Account created. You can now sign in.");
+        setIsRegisterMode(false);
+      } else {
+        const response = await axios.post<{ access_token: string }>(
+          `${API_BASE_URL}/login`,
+          { username, password }
+        );
+
+        const token = response.data.access_token;
+        localStorage.setItem("access_token", token);
+        axios.defaults.headers.common.Authorization = `Bearer ${token}`;
+        navigate("/upload");
+      }
+    } catch (requestError: unknown) {
+      if (axios.isAxiosError(requestError)) {
+        setError(
+          String(requestError.response?.data?.error || requestError.message || "Request failed")
+        );
+      } else {
+        setError("Unexpected error occurred.");
+      }
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  return (
+    <div style={styles.containerAuth}>
+        <div style={{ ...styles.card, ...styles.authCard }}>
+          <div style={styles.headingBlock}>
+            <h1 style={styles.headingXl}>
+              {isRegisterMode ? "Create your account" : "Welcome back"}
+            </h1>
+            <p style={styles.mutedText}>
+              {isRegisterMode
+                ? "Register to start uploading and exploring your dataset insights."
+                : "Sign in to continue to your analytics workspace."}
+            </p>
+          </div>
+
+          <form onSubmit={handleSubmit} style={styles.authForm}>
+            <input
+              type="text"
+              placeholder="Username"
+              style={{ ...styles.input, ...styles.authControl }}
+              value={username}
+              onChange={(event) => setUsername(event.target.value)}
+              required
+            />
+
+            {isRegisterMode && (
+                <input
+                  type="email"
+                  placeholder="Email"
+                  style={{ ...styles.input, ...styles.authControl }}
+                  value={email}
+                  onChange={(event) => setEmail(event.target.value)}
+                  required
+              />
+            )}
+
+            <input
+              type="password"
+              placeholder="Password"
+              style={{ ...styles.input, ...styles.authControl }}
+              value={password}
+              onChange={(event) => setPassword(event.target.value)}
+              required
+            />
+
+            <button
+              type="submit"
+              style={{ ...styles.buttonPrimary, ...styles.authControl, marginTop: 2 }}
+              disabled={loading}
+            >
+              {loading
+                ? "Please wait..."
+                : isRegisterMode
+                  ? "Create account"
+                  : "Sign in"}
+            </button>
+          </form>
+
+          {error && (
+            <p style={styles.authErrorText}>
+              {error}
+            </p>
+          )}
+
+          {info && (
+            <p style={styles.authInfoText}>
+              {info}
+            </p>
+          )}
+
+          <div style={styles.authSwitchRow}>
+            <span style={styles.authSwitchLabel}>
+              {isRegisterMode ? "Already have an account?" : "New here?"}
+            </span>
+            <button
+              type="button"
+                style={styles.authSwitchButton}
+              onClick={() => {
+                setError("");
+                setInfo("");
+                setIsRegisterMode((value) => !value);
+              }}
+            >
+              {isRegisterMode ? "Switch to sign in" : "Create account"}
+            </button>
+          </div>
+        </div>
+    </div>
+  );
+};
+
+export default LoginPage;

frontend/src/pages/Stats.tsx

@@ -1,9 +1,10 @@
 import { useEffect, useState, useRef } from "react";
 import axios from "axios";
+import { useParams } from "react-router-dom";
 import StatsStyling from "../styles/stats_styling";
 import SummaryStats from "../components/SummaryStats";
 import EmotionalStats from "../components/EmotionalStats";
-import InteractionStats from "../components/UserStats";
+import UserStats from "../components/UserStats";
 
 import { 
   type SummaryResponse, 
@@ -12,12 +13,14 @@ import {
   type ContentAnalysisResponse
 } from '../types/ApiTypes'
 
+const API_BASE_URL = import.meta.env.VITE_BACKEND_URL
 const styles = StatsStyling;
 
 const StatPage = () => {
+  const { datasetId: routeDatasetId } = useParams<{ datasetId: string }>();
   const [error, setError] = useState('');
   const [loading, setLoading] = useState(false);
-  const [activeView, setActiveView] = useState<"summary" | "emotional" | "interaction">("summary");
+  const [activeView, setActiveView] = useState<"summary" | "emotional" | "user">("summary");
 
   const [userData, setUserData] = useState<UserAnalysisResponse | null>(null);
   const [timeData, setTimeData] = useState<TimeAnalysisResponse | null>(null);
@@ -29,15 +32,73 @@ const StatPage = () => {
   const beforeDateRef = useRef<HTMLInputElement>(null);
   const afterDateRef = useRef<HTMLInputElement>(null);
 
-  const getStats = () => {
+  const parsedDatasetId = Number(routeDatasetId ?? "");
+  const datasetId = Number.isInteger(parsedDatasetId) && parsedDatasetId > 0 ? parsedDatasetId : null;
+
+  const getFilterParams = () => {
+    const params: Record<string, string> = {};
+    const query = (searchInputRef.current?.value ?? "").trim();
+    const start = (afterDateRef.current?.value ?? "").trim();
+    const end = (beforeDateRef.current?.value ?? "").trim();
+
+    if (query) {
+      params.search_query = query;
+    }
+
+    if (start) {
+      params.start_date = start;
+    }
+
+    if (end) {
+      params.end_date = end;
+    }
+
+    return params;
+  };
+
+  const getAuthHeaders = () => {
+    const token = localStorage.getItem("access_token");
+    if (!token) {
+      return null;
+    }
+
+    return {
+      Authorization: `Bearer ${token}`,
+    };
+  };
+
+  const getStats = (params: Record<string, string> = {}) => {
+    if (!datasetId) {
+      setError("Missing dataset id. Open /dataset/<id>/stats.");
+      return;
+    }
+
+    const authHeaders = getAuthHeaders();
+    if (!authHeaders) {
+      setError("You must be signed in to load stats.");
+      return;
+    }
+
     setError("");
     setLoading(true);
 
     Promise.all([
-      axios.get<TimeAnalysisResponse>("http://localhost:5000/stats/time"),
+      axios.get<TimeAnalysisResponse>(`${API_BASE_URL}/dataset/${datasetId}/time`, {
-      axios.get<UserAnalysisResponse>("http://localhost:5000/stats/user"),
+        params,
-      axios.get<ContentAnalysisResponse>("http://localhost:5000/stats/content"),
+        headers: authHeaders,
-      axios.get<SummaryResponse>(`http://localhost:5000/stats/summary`),
+      }),
+      axios.get<UserAnalysisResponse>(`${API_BASE_URL}/dataset/${datasetId}/user`, {
+        params,
+        headers: authHeaders,
+      }),
+      axios.get<ContentAnalysisResponse>(`${API_BASE_URL}/dataset/${datasetId}/content`, {
+        params,
+        headers: authHeaders,
+      }),
+      axios.get<SummaryResponse>(`${API_BASE_URL}/dataset/${datasetId}/summary`, {
+        params,
+        headers: authHeaders,
+      }),
     ]) 
       .then(([timeRes, userRes, contentRes, summaryRes]) => {
         setUserData(userRes.data || null);
@@ -50,37 +111,52 @@ const StatPage = () => {
   };
 
   const onSubmitFilters = () => {
-    const query = searchInputRef.current?.value ?? "";
+    getStats(getFilterParams());
-
-    Promise.all([
-      axios.post("http://localhost:5000/filter/search", {
-        query: query
-      }),
-    ]) 
-    .then(() => {
-      getStats();
-    })
-    .catch(e => {
-      setError("Failed to load filters: " + e.response);
-    })
   };
 
   const resetFilters = () => {
-    axios.get("http://localhost:5000/filter/reset")
+    if (searchInputRef.current) {
-    .then(() => {
+      searchInputRef.current.value = "";
+    }
+    if (beforeDateRef.current) {
+      beforeDateRef.current.value = "";
+    }
+    if (afterDateRef.current) {
+      afterDateRef.current.value = "";
+    }
     getStats();
-    })
-    .catch(e => {
-      setError(e);
-    })
   };
 
   useEffect(() => {
     setError("");
+    if (!datasetId) {
+      setError("Missing dataset id. Open /dataset/<id>/stats.");
+      return;
+    }
     getStats();
-  }, [])
+  }, [datasetId])
 
-  if (loading) return <p style={{...styles.page, minWidth: "100vh", minHeight: "100vh"}}>Loading insights…</p>;
+  if (loading) {
+    return (
+      <div style={styles.loadingPage}>
+        <div style={{ ...styles.loadingCard, transform: "translateY(-100px)" }}>
+          <div style={styles.loadingHeader}>
+            <div style={styles.loadingSpinner} />
+            <div>
+              <h2 style={styles.loadingTitle}>Loading analytics</h2>
+              <p style={styles.loadingSubtitle}>Fetching summary, timeline, user, and content insights.</p>
+            </div>
+          </div>
+
+          <div style={styles.loadingSkeleton}>
+            <div style={{ ...styles.loadingSkeletonLine, ...styles.loadingSkeletonLineLong }} />
+            <div style={{ ...styles.loadingSkeletonLine, ...styles.loadingSkeletonLineMed }} />
+            <div style={{ ...styles.loadingSkeletonLine, ...styles.loadingSkeletonLineShort }} />
+          </div>
+        </div>
+      </div>
+    );
+  }
   if (error) return <p style={{...styles.page}}>{error}</p>;
 
 return (
@@ -118,10 +194,11 @@ return (
         </button>
       </div>
 
-      <div style={{ fontSize: 13, color: "#6b7280" }}>Analytics Dashboard</div>
+          <div style={styles.dashboardMeta}>Analytics Dashboard</div>
+          <div style={styles.dashboardMeta}>Dataset #{datasetId ?? "-"}</div>
         </div>
 
-    <div style={{ ...styles.container, display: "flex", gap: 8, marginTop: 12 }}>
+    <div style={{ ...styles.container, ...styles.tabsRow }}>
       <button
         onClick={() => setActiveView("summary")}
         style={activeView === "summary" ? styles.buttonPrimary : styles.buttonSecondary}
@@ -136,10 +213,10 @@ return (
       </button>
 
       <button
-        onClick={() => setActiveView("interaction")}
+        onClick={() => setActiveView("user")}
-        style={activeView === "interaction" ? styles.buttonPrimary : styles.buttonSecondary}
+        style={activeView === "user" ? styles.buttonPrimary : styles.buttonSecondary}
       >
-        Interaction
+        Users
       </button>
     </div>
 
@@ -162,8 +239,8 @@ return (
       </div>
     )}
 
-    {activeView === "interaction" && userData && (
+    {activeView === "user" && userData && (
-      <InteractionStats data={userData} />
+      <UserStats data={userData} />
     )}
 
   </div>

frontend/src/pages/Upload.tsx

@@ -1,56 +1,153 @@
-import axios from 'axios'
+import axios from "axios";
-import './../App.css'
+import { useState } from "react";
-import { useState } from 'react'
+import { useNavigate } from "react-router-dom";
-import { useNavigate } from 'react-router-dom'
 import StatsStyling from "../styles/stats_styling";
 
 const styles = StatsStyling;
+const API_BASE_URL = import.meta.env.VITE_BACKEND_URL
 
 const UploadPage = () => {
-  let postFile: File | undefined;
+  const [datasetName, setDatasetName] = useState("");
-  let topicBucketFile: File | undefined;
+  const [postFile, setPostFile] = useState<File | null>(null);
-  const [returnMessage, setReturnMessage] = useState('')
+  const [topicBucketFile, setTopicBucketFile] = useState<File | null>(null);
-  const navigate = useNavigate()
+  const [returnMessage, setReturnMessage] = useState("");
+  const [isSubmitting, setIsSubmitting] = useState(false);
+  const [hasError, setHasError] = useState(false);
+  const navigate = useNavigate();
 
   const uploadFiles = async () => {
-    if (!postFile || !topicBucketFile) {
+    const normalizedDatasetName = datasetName.trim();
-      alert('Please upload all files before uploading.')
+
-      return
+    if (!normalizedDatasetName) {
+      setHasError(true);
+      setReturnMessage("Please add a dataset name before continuing.");
+      return;
     }
 
-    const formData = new FormData()
+    if (!postFile || !topicBucketFile) {
-    formData.append('posts', postFile)
+      setHasError(true);
-    formData.append('topics', topicBucketFile)
+      setReturnMessage("Please upload both files before continuing.");
+      return;
+    }
+
+    const formData = new FormData();
+    formData.append("name", normalizedDatasetName);
+    formData.append("posts", postFile);
+    formData.append("topics", topicBucketFile);
 
     try {
-      const response = await axios.post('http://localhost:5000/upload', formData, {
+      setIsSubmitting(true);
-        headers: {
+      setHasError(false);
-          'Content-Type': 'multipart/form-data',
+      setReturnMessage("");
-        },
-      })
-      console.log('Files uploaded successfully:', response.data)
-      setReturnMessage(`Upload successful! Posts: ${response.data.posts_count}, Comments: ${response.data.comments_count}`)
-      navigate('/stats')
-    } catch (error) {
-      console.error('Error uploading files:', error)
-      setReturnMessage('Error uploading files. Error details: ' + error)
-    }
-  }
-  return (
-    <div style={{...styles.container, ...styles.grid, margin: "0"}}>
-      <div style={{ ...styles.card }}>
-        <h2 style={{color: "black" }}>Posts File</h2>
-        <input style={{color: "black" }} type="file" onChange={(e) => postFile = e.target.files?.[0]}></input>
-      </div>
-      <div style={{ ...styles.card }}>
-        <h2 style={{color: "black" }}>Topic Buckets File</h2>
-        <input style={{color: "black" }} type="file" onChange={(e) => topicBucketFile = e.target.files?.[0]}></input>
-      </div>
-      <button onClick={uploadFiles}>Upload</button>
 
-      <p>{returnMessage}</p>
+      const response = await axios.post(`${API_BASE_URL}/upload`, formData, {
+        headers: {
+          "Content-Type": "multipart/form-data",
+        },
+      });
+
+      const datasetId = Number(response.data.dataset_id);
+
+      setReturnMessage(
+        `Upload queued successfully (dataset #${datasetId}). Redirecting to processing status...`
+      );
+
+      setTimeout(() => {
+        navigate(`/dataset/${datasetId}/status`);
+      }, 400);
+    } catch (error: unknown) {
+      setHasError(true);
+      if (axios.isAxiosError(error)) {
+        const message = String(error.response?.data?.error || error.message || "Upload failed.");
+        setReturnMessage(`Upload failed: ${message}`);
+      } else {
+        setReturnMessage("Upload failed due to an unexpected error.");
+      }
+    } finally {
+      setIsSubmitting(false);
+    }
+  };
+
+  return (
+    <div style={styles.page}>
+      <div style={styles.containerWide}>
+        <div style={{ ...styles.card, ...styles.headerBar }}>
+          <div>
+            <h1 style={styles.sectionHeaderTitle}>Upload Dataset</h1>
+            <p style={styles.sectionHeaderSubtitle}>
+              Name your dataset, then upload posts and topic map files to generate analytics.
+            </p>
           </div>
-  )
+          <button
-}
+            type="button"
+            style={{ ...styles.buttonPrimary, opacity: isSubmitting ? 0.75 : 1 }}
+            onClick={uploadFiles}
+            disabled={isSubmitting}
+          >
+            {isSubmitting ? "Uploading..." : "Upload and Analyze"}
+          </button>
+        </div>
+
+        <div
+          style={{
+            ...styles.grid,
+            marginTop: 14,
+            gridTemplateColumns: "repeat(auto-fit, minmax(280px, 1fr))",
+          }}
+        >
+          <div style={{ ...styles.card, gridColumn: "auto" }}>
+            <h2 style={{ ...styles.sectionTitle, color: "#24292f" }}>Dataset Name</h2>
+            <p style={styles.sectionSubtitle}>Use a clear label so you can identify this upload later.</p>
+            <input
+              style={{ ...styles.input, ...styles.inputFullWidth }}
+              type="text"
+              placeholder="Example: Cork Discussions - Jan 2026"
+              value={datasetName}
+              onChange={(event) => setDatasetName(event.target.value)}
+            />
+          </div>
+
+          <div style={{ ...styles.card, gridColumn: "auto" }}>
+            <h2 style={{ ...styles.sectionTitle, color: "#24292f" }}>Posts File (.jsonl)</h2>
+            <p style={styles.sectionSubtitle}>Upload the raw post records export.</p>
+            <input
+              style={{ ...styles.input, ...styles.inputFullWidth }}
+              type="file"
+              accept=".jsonl"
+              onChange={(event) => setPostFile(event.target.files?.[0] ?? null)}
+            />
+            <p style={styles.subtleBodyText}>
+              {postFile ? `Selected: ${postFile.name}` : "No file selected"}
+            </p>
+          </div>
+
+          <div style={{ ...styles.card, gridColumn: "auto" }}>
+            <h2 style={{ ...styles.sectionTitle, color: "#24292f" }}>Topics File (.json)</h2>
+            <p style={styles.sectionSubtitle}>Upload your topic bucket mapping file.</p>
+            <input
+              style={{ ...styles.input, ...styles.inputFullWidth }}
+              type="file"
+              accept=".json"
+              onChange={(event) => setTopicBucketFile(event.target.files?.[0] ?? null)}
+            />
+            <p style={styles.subtleBodyText}>
+              {topicBucketFile ? `Selected: ${topicBucketFile.name}` : "No file selected"}
+            </p>
+          </div>
+        </div>
+
+        <div
+          style={{
+            ...styles.card,
+            marginTop: 14,
+            ...(hasError ? styles.alertCardError : styles.alertCardInfo),
+          }}
+        >
+          {returnMessage || "After upload, your dataset is queued for processing and you'll land on stats."}
+        </div>
+      </div>
+    </div>
+  );
+};
 
 export default UploadPage;

frontend/src/styles/stats/appLayout.ts

@@ -0,0 +1,42 @@
+import { palette } from "./palette";
+import type { StyleMap } from "./types";
+
+export const appLayoutStyles: StyleMap = {
+  appHeaderWrap: {
+    padding: "16px 24px 0",
+  },
+
+  appHeaderBrandRow: {
+    display: "flex",
+    alignItems: "center",
+    gap: 10,
+    flexWrap: "wrap",
+  },
+
+  appTitle: {
+    margin: 0,
+    color: palette.textPrimary,
+    fontSize: 18,
+    fontWeight: 600,
+  },
+
+  authStatusBadge: {
+    padding: "3px 8px",
+    borderRadius: 6,
+    fontSize: 12,
+    fontWeight: 600,
+    fontFamily: '"IBM Plex Sans", "Noto Sans", "Liberation Sans", "Segoe UI", sans-serif',
+  },
+
+  authStatusSignedIn: {
+    border: `1px solid ${palette.statusPositiveBorder}`,
+    background: palette.statusPositiveBg,
+    color: palette.statusPositiveText,
+  },
+
+  authStatusSignedOut: {
+    border: `1px solid ${palette.statusNegativeBorder}`,
+    background: palette.statusNegativeBg,
+    color: palette.statusNegativeText,
+  },
+};

frontend/src/styles/stats/auth.ts

@@ -0,0 +1,92 @@
+import { palette } from "./palette";
+import type { StyleMap } from "./types";
+
+export const authStyles: StyleMap = {
+  containerAuth: {
+    maxWidth: 560,
+    margin: "0 auto",
+    padding: "48px 24px",
+  },
+
+  headingXl: {
+    margin: 0,
+    color: palette.textPrimary,
+    fontSize: 28,
+    fontWeight: 600,
+    lineHeight: 1.1,
+  },
+
+  headingBlock: {
+    marginBottom: 22,
+    textAlign: "center",
+  },
+
+  mutedText: {
+    margin: "8px 0 0",
+    color: palette.textSecondary,
+    fontSize: 14,
+  },
+
+  authCard: {
+    padding: 28,
+  },
+
+  authForm: {
+    display: "grid",
+    gap: 12,
+    maxWidth: 380,
+    margin: "0 auto",
+  },
+
+  inputFullWidth: {
+    width: "100%",
+    maxWidth: "100%",
+    boxSizing: "border-box",
+  },
+
+  authControl: {
+    width: "100%",
+    maxWidth: "100%",
+    boxSizing: "border-box",
+  },
+
+  authErrorText: {
+    color: palette.dangerText,
+    margin: "12px auto 0",
+    fontSize: 14,
+    maxWidth: 380,
+    textAlign: "center",
+  },
+
+  authInfoText: {
+    color: palette.successText,
+    margin: "12px auto 0",
+    fontSize: 14,
+    maxWidth: 380,
+    textAlign: "center",
+  },
+
+  authSwitchRow: {
+    marginTop: 16,
+    display: "flex",
+    alignItems: "center",
+    justifyContent: "center",
+    gap: 8,
+    flexWrap: "wrap",
+  },
+
+  authSwitchLabel: {
+    color: palette.textSecondary,
+    fontSize: 14,
+  },
+
+  authSwitchButton: {
+    border: "none",
+    background: "transparent",
+    color: palette.brandGreenBorder,
+    fontSize: 14,
+    fontWeight: 600,
+    cursor: "pointer",
+    padding: 0,
+  },
+};

frontend/src/styles/stats/cards.ts

@@ -0,0 +1,42 @@
+import { palette } from "./palette";
+import type { StyleMap } from "./types";
+
+export const cardStyles: StyleMap = {
+  cardBase: {
+    background: palette.surface,
+    border: `1px solid ${palette.borderDefault}`,
+    borderRadius: 8,
+    padding: 14,
+    boxShadow: `0 1px 0 ${palette.shadowSubtle}`,
+    minHeight: 88,
+  },
+
+  cardTopRow: {
+    display: "flex",
+    justifyContent: "space-between",
+    alignItems: "center",
+    gap: 10,
+  },
+
+  cardLabel: {
+    fontSize: 12,
+    fontWeight: 600,
+    color: palette.textSecondary,
+    letterSpacing: "0.02em",
+    textTransform: "uppercase",
+  },
+
+  cardValue: {
+    fontSize: 24,
+    fontWeight: 700,
+    marginTop: 6,
+    letterSpacing: "-0.02em",
+    color: palette.textPrimary,
+  },
+
+  cardSubLabel: {
+    marginTop: 6,
+    fontSize: 12,
+    color: palette.textSecondary,
+  },
+};

frontend/src/styles/stats/datasets.ts

@@ -0,0 +1,55 @@
+import { palette } from "./palette";
+import type { StyleMap } from "./types";
+
+export const datasetStyles: StyleMap = {
+  sectionHeaderTitle: {
+    margin: 0,
+    color: palette.textPrimary,
+    fontSize: 28,
+    fontWeight: 600,
+  },
+
+  sectionHeaderSubtitle: {
+    margin: "8px 0 0",
+    color: palette.textSecondary,
+    fontSize: 14,
+  },
+
+  listNoBullets: {
+    listStyle: "none",
+    margin: 0,
+    padding: 0,
+  },
+
+  datasetListItem: {
+    display: "flex",
+    alignItems: "center",
+    justifyContent: "space-between",
+    gap: 12,
+    padding: "14px 16px",
+    borderBottom: `1px solid ${palette.borderMuted}`,
+  },
+
+  datasetName: {
+    fontWeight: 600,
+    color: palette.textPrimary,
+  },
+
+  datasetMeta: {
+    fontSize: 13,
+    color: palette.textSecondary,
+    marginTop: 4,
+  },
+
+  datasetMetaSecondary: {
+    fontSize: 13,
+    color: palette.textSecondary,
+    marginTop: 2,
+  },
+
+  subtleBodyText: {
+    margin: "10px 0 0",
+    fontSize: 13,
+    color: palette.textBody,
+  },
+};

frontend/src/styles/stats/emotional.ts

@@ -0,0 +1,51 @@
+import { palette } from "./palette";
+import type { StyleMap } from "./types";
+
+export const emotionalStyles: StyleMap = {
+  emotionalSummaryRow: {
+    display: "flex",
+    flexWrap: "wrap",
+    gap: 10,
+    fontSize: 13,
+    color: palette.textTertiary,
+    marginTop: 6,
+  },
+
+  emotionalTopicLabel: {
+    fontSize: 12,
+    fontWeight: 600,
+    color: palette.textSecondary,
+    letterSpacing: "0.02em",
+    textTransform: "uppercase",
+  },
+
+  emotionalTopicValue: {
+    fontSize: 24,
+    fontWeight: 800,
+    marginTop: 4,
+    lineHeight: 1.2,
+  },
+
+  emotionalMetricRow: {
+    display: "flex",
+    justifyContent: "space-between",
+    alignItems: "center",
+    marginTop: 10,
+    fontSize: 13,
+    color: palette.textSecondary,
+  },
+
+  emotionalMetricRowCompact: {
+    display: "flex",
+    justifyContent: "space-between",
+    alignItems: "center",
+    marginTop: 4,
+    fontSize: 13,
+    color: palette.textSecondary,
+  },
+
+  emotionalMetricValue: {
+    fontWeight: 600,
+    color: palette.textPrimary,
+  },
+};

frontend/src/styles/stats/feedback.ts

@@ -0,0 +1,106 @@
+import { palette } from "./palette";
+import type { StyleMap } from "./types";
+
+export const feedbackStyles: StyleMap = {
+  loadingPage: {
+    width: "100%",
+    minHeight: "100vh",
+    padding: 20,
+    display: "flex",
+    alignItems: "center",
+    justifyContent: "center",
+  },
+
+  loadingCard: {
+    width: "min(560px, 92vw)",
+    background: palette.surface,
+    border: `1px solid ${palette.borderDefault}`,
+    borderRadius: 8,
+    boxShadow: `0 1px 0 ${palette.shadowSubtle}`,
+    padding: 20,
+  },
+
+  loadingHeader: {
+    display: "flex",
+    alignItems: "center",
+    gap: 12,
+  },
+
+  loadingSpinner: {
+    width: 18,
+    height: 18,
+    borderRadius: "50%",
+    border: `2px solid ${palette.borderDefault}`,
+    borderTopColor: palette.brandGreen,
+    animation: "stats-spin 0.9s linear infinite",
+    flexShrink: 0,
+  },
+
+  loadingTitle: {
+    margin: 0,
+    fontSize: 16,
+    fontWeight: 600,
+    color: palette.textPrimary,
+  },
+
+  loadingSubtitle: {
+    margin: "6px 0 0",
+    fontSize: 13,
+    color: palette.textSecondary,
+  },
+
+  loadingSkeleton: {
+    marginTop: 16,
+    display: "grid",
+    gap: 8,
+  },
+
+  loadingSkeletonLine: {
+    height: 9,
+    borderRadius: 999,
+    background: palette.canvas,
+    animation: "stats-pulse 1.25s ease-in-out infinite",
+  },
+
+  loadingSkeletonLineLong: {
+    width: "100%",
+  },
+
+  loadingSkeletonLineMed: {
+    width: "78%",
+  },
+
+  loadingSkeletonLineShort: {
+    width: "62%",
+  },
+
+  alertCardError: {
+    borderColor: palette.alertErrorBorder,
+    background: palette.alertErrorBg,
+    color: palette.alertErrorText,
+    fontSize: 14,
+  },
+
+  alertCardInfo: {
+    borderColor: palette.alertInfoBorder,
+    background: palette.surface,
+    color: palette.textBody,
+    fontSize: 14,
+  },
+
+  statusMessageCard: {
+    marginTop: 12,
+    boxShadow: "none",
+  },
+
+  dashboardMeta: {
+    fontSize: 13,
+    color: palette.textSecondary,
+  },
+
+  tabsRow: {
+    display: "flex",
+    gap: 8,
+    marginTop: 12,
+  },
+};

frontend/src/styles/stats/foundations.ts

@@ -0,0 +1,157 @@
+import { palette } from "./palette";
+import type { StyleMap } from "./types";
+
+export const foundationStyles: StyleMap = {
+  appShell: {
+    minHeight: "100vh",
+    background: palette.canvas,
+    fontFamily: '"IBM Plex Sans", "Noto Sans", "Liberation Sans", "Segoe UI", sans-serif',
+    color: palette.textPrimary,
+  },
+
+  page: {
+    width: "100%",
+    minHeight: "100vh",
+    padding: 20,
+    background: palette.canvas,
+    fontFamily: '"IBM Plex Sans", "Noto Sans", "Liberation Sans", "Segoe UI", sans-serif',
+    color: palette.textPrimary,
+    overflowX: "hidden",
+    boxSizing: "border-box",
+  },
+
+  container: {
+    maxWidth: 1240,
+    margin: "0 auto",
+  },
+
+  containerWide: {
+    maxWidth: 1100,
+    margin: "0 auto",
+  },
+
+  containerNarrow: {
+    maxWidth: 720,
+    margin: "0 auto",
+  },
+
+  card: {
+    background: palette.surface,
+    borderRadius: 8,
+    padding: 16,
+    border: `1px solid ${palette.borderDefault}`,
+    boxShadow: `0 1px 0 ${palette.shadowSubtle}`,
+  },
+
+  headerBar: {
+    display: "flex",
+    flexWrap: "wrap",
+    alignItems: "center",
+    justifyContent: "space-between",
+    gap: 10,
+  },
+
+  controls: {
+    display: "flex",
+    gap: 8,
+    alignItems: "center",
+  },
+
+  controlsWrapped: {
+    display: "flex",
+    gap: 8,
+    alignItems: "center",
+    flexWrap: "wrap",
+  },
+
+  input: {
+    width: 280,
+    maxWidth: "70vw",
+    padding: "8px 10px",
+    borderRadius: 6,
+    border: `1px solid ${palette.borderDefault}`,
+    outline: "none",
+    fontSize: 14,
+    background: palette.surface,
+    color: palette.textPrimary,
+  },
+
+  buttonPrimary: {
+    padding: "8px 12px",
+    borderRadius: 6,
+    border: `1px solid ${palette.brandGreenBorder}`,
+    background: palette.brandGreen,
+    color: palette.surface,
+    fontWeight: 600,
+    cursor: "pointer",
+    boxShadow: "none",
+  },
+
+  buttonSecondary: {
+    padding: "8px 12px",
+    borderRadius: 6,
+    border: `1px solid ${palette.borderDefault}`,
+    background: palette.canvas,
+    color: palette.textPrimary,
+    fontWeight: 600,
+    cursor: "pointer",
+  },
+
+  grid: {
+    marginTop: 12,
+    display: "grid",
+    gridTemplateColumns: "repeat(12, 1fr)",
+    gap: 12,
+  },
+
+  sectionTitle: {
+    margin: 0,
+    fontSize: 17,
+    fontWeight: 600,
+  },
+
+  sectionSubtitle: {
+    margin: "6px 0 14px",
+    fontSize: 13,
+    color: palette.textSecondary,
+  },
+
+  chartWrapper: {
+    width: "100%",
+    height: 350,
+  },
+
+  heatmapWrapper: {
+    width: "100%",
+    height: 320,
+  },
+
+  topUsersList: {
+    display: "flex",
+    flexDirection: "column",
+    gap: 10,
+  },
+
+  topUserItem: {
+    padding: "10px 12px",
+    borderRadius: 8,
+    background: palette.canvas,
+    border: `1px solid ${palette.borderMuted}`,
+  },
+
+  topUserName: {
+    fontWeight: 600,
+    fontSize: 14,
+    color: palette.textPrimary,
+  },
+
+  topUserMeta: {
+    fontSize: 13,
+    color: palette.textSecondary,
+  },
+
+  scrollArea: {
+    maxHeight: 420,
+    overflowY: "auto",
+  },
+};

frontend/src/styles/stats/modal.ts

@@ -0,0 +1,28 @@
+import { palette } from "./palette";
+import type { StyleMap } from "./types";
+
+export const modalStyles: StyleMap = {
+  modalRoot: {
+    position: "relative",
+    zIndex: 50,
+  },
+
+  modalBackdrop: {
+    position: "fixed",
+    inset: 0,
+    background: palette.modalBackdrop,
+  },
+
+  modalContainer: {
+    position: "fixed",
+    inset: 0,
+    display: "flex",
+    alignItems: "center",
+    justifyContent: "center",
+    padding: 16,
+  },
+
+  modalPanel: {
+    width: "min(520px, 95vw)",
+  },
+};

frontend/src/styles/stats/palette.ts

@@ -0,0 +1,26 @@
+export const palette = {
+  canvas: "#f6f8fa",
+  surface: "#ffffff",
+  textPrimary: "#24292f",
+  textSecondary: "#57606a",
+  textTertiary: "#4b5563",
+  textBody: "#374151",
+  borderDefault: "#d0d7de",
+  borderMuted: "#d8dee4",
+  shadowSubtle: "rgba(27, 31, 36, 0.04)",
+  brandGreen: "#2da44e",
+  brandGreenBorder: "#1f883d",
+  statusPositiveBorder: "#b7dfc8",
+  statusPositiveBg: "#edf9f1",
+  statusPositiveText: "#1f6f43",
+  statusNegativeBorder: "#f3c1c1",
+  statusNegativeBg: "#fff2f2",
+  statusNegativeText: "#9a2929",
+  dangerText: "#b91c1c",
+  successText: "#166534",
+  alertErrorBorder: "rgba(185, 28, 28, 0.28)",
+  alertErrorBg: "#fff5f5",
+  alertErrorText: "#991b1b",
+  alertInfoBorder: "rgba(0,0,0,0.06)",
+  modalBackdrop: "rgba(0,0,0,0.45)",
+} as const;

frontend/src/styles/stats/types.ts

@@ -0,0 +1,3 @@
+import type { CSSProperties } from "react";
+
+export type StyleMap = Record<string, CSSProperties>;

frontend/src/styles/stats_styling.tsx

@@ -1,136 +1,22 @@
 import type { CSSProperties } from "react";
+import { appLayoutStyles } from "./stats/appLayout";
+import { authStyles } from "./stats/auth";
+import { cardStyles } from "./stats/cards";
+import { datasetStyles } from "./stats/datasets";
+import { emotionalStyles } from "./stats/emotional";
+import { feedbackStyles } from "./stats/feedback";
+import { foundationStyles } from "./stats/foundations";
+import { modalStyles } from "./stats/modal";
 
 const StatsStyling: Record<string, CSSProperties> = {
-  page: {
+  ...foundationStyles,
-    width: "100%",
+  ...appLayoutStyles,
-    minHeight: "100vh",
+  ...authStyles,
-    padding: 24,
+  ...datasetStyles,
-    background: "#f6f7fb",
+  ...feedbackStyles,
-    fontFamily:
+  ...cardStyles,
-      '-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Arial, sans-serif',
+  ...emotionalStyles,
-    color: "#111827",
+  ...modalStyles,
-    overflowX: "hidden",
-    boxSizing: "border-box"
-  },
-
-
-  container: {
-    maxWidth: 1400,
-    margin: "0 auto",
-  },
-
-  card: {
-    background: "white",
-    borderRadius: 16,
-    padding: 16,
-    border: "1px solid rgba(0,0,0,0.06)",
-    boxShadow: "0 6px 20px rgba(0,0,0,0.06)",
-  },
-
-  headerBar: {
-    display: "flex",
-    flexWrap: "wrap",
-    alignItems: "center",
-    justifyContent: "space-between",
-    gap: 12,
-  },
-
-  controls: {
-    display: "flex",
-    gap: 10,
-    alignItems: "center",
-  },
-
-  input: {
-    width: 320,
-    maxWidth: "70vw",
-    padding: "10px 12px",
-    borderRadius: 12,
-    border: "1px solid rgba(0,0,0,0.12)",
-    outline: "none",
-    fontSize: 14,
-    background: "#fff",
-    color: "black"
-  },
-
-  buttonPrimary: {
-    padding: "10px 14px",
-    borderRadius: 12,
-    border: "1px solid rgba(0,0,0,0.08)",
-    background: "#2563eb",
-    color: "white",
-    fontWeight: 600,
-    cursor: "pointer",
-    boxShadow: "0 6px 16px rgba(37,99,235,0.25)",
-  },
-
-  buttonSecondary: {
-    padding: "10px 14px",
-    borderRadius: 12,
-    border: "1px solid rgba(0,0,0,0.12)",
-    background: "#fff",
-    color: "#111827",
-    fontWeight: 600,
-    cursor: "pointer",
-  },
-
-  grid: {
-    marginTop: 18,
-    display: "grid",
-    gridTemplateColumns: "repeat(12, 1fr)",
-    gap: 16,
-  },
-
-  sectionTitle: {
-    margin: 0,
-    fontSize: 16,
-    fontWeight: 700,
-  },
-
-  sectionSubtitle: {
-    margin: "6px 0 14px",
-    fontSize: 13,
-    color: "#6b7280",
-  },
-
-  chartWrapper: {
-    width: "100%",
-    height: 350,
-  },
-
-  heatmapWrapper: {
-    width: "100%",
-    height: 320,
-  },
-
-  topUsersList: {
-    display: "flex",
-    flexDirection: "column",
-    gap: 10,
-  },
-
-  topUserItem: {
-    padding: "10px 12px",
-    borderRadius: 12,
-    background: "#f9fafb",
-    border: "1px solid rgba(0,0,0,0.06)",
-  },
-
-  topUserName: {
-    fontWeight: 700,
-    fontSize: 14,
-    color: "black"
-  },
-
-  topUserMeta: {
-    fontSize: 13,
-    color: "#6b7280",
-  },
-
-  scrollArea: {
-    maxHeight: 450,
-    overflowY: "auto",
-  },
 };
 
 export default StatsStyling;

frontend/src/types/ApiTypes.ts

@@ -10,12 +10,6 @@ type FrequencyWord = {
     count: number;
 }
 
-type AverageEmotionByTopic = {
-    topic: string;
-    n: number;
-    [emotion: string]: string | number;
-}
-
 type Vocab = {
   author: string;
   events: number;
@@ -58,13 +52,33 @@ type HeatmapCell = {
 type TimeAnalysisResponse = {
     events_per_day: EventsPerDay[];
     weekday_hour_heatmap: HeatmapCell[];
-    burstiness: number;
 }
 
 // Content Analysis
+type Emotion = {
+  emotion_anger: number;
+  emotion_disgust: number;
+  emotion_fear: number;
+  emotion_joy: number;
+  emotion_sadness: number;
+};
+
+type NGram = {
+    count: number;
+    ngram: string;
+}
+
+type AverageEmotionByTopic = Emotion & {
+  n: number;
+  topic: string;
+};
+
+
 type ContentAnalysisResponse = {
     word_frequencies: FrequencyWord[];
     average_emotion_by_topic: AverageEmotionByTopic[];
+    common_three_phrases: NGram[];
+    common_two_phrases: NGram[];
 }
 
 // Summary

frontend/src/utils/documentTitle.ts

@@ -0,0 +1,19 @@
+const DEFAULT_TITLE = "Ethnograph View";
+
+const STATIC_TITLES: Record<string, string> = {
+  "/login": "Sign In",
+  "/upload": "Upload Dataset",
+  "/datasets": "My Datasets",
+};
+
+export const getDocumentTitle = (pathname: string) => {
+  if (pathname.includes("status")) {
+    return "Processing Dataset";
+  }
+
+  if (pathname.includes("stats")) {
+    return "Ethnography Analysis"
+  }
+
+  return STATIC_TITLES[pathname] ?? DEFAULT_TITLE;
+};

server/analysis/interactional.py

@@ -127,8 +127,8 @@ class InteractionAnalysis:
     def interaction_graph(self, df: pd.DataFrame):
         interactions = {a: {} for a in df["author"].dropna().unique()}
 
-        # reply_to refers to the comment id, this allows us to map comment ids to usernames
+        # reply_to refers to the comment id, this allows us to map comment/post ids to usernames
-        id_to_author = df.set_index("id")["author"].to_dict()
+        id_to_author = df.set_index("post_id")["author"].to_dict()
 
         for _, row in df.iterrows():
             a = row["author"]

server/analysis/stat_gen.py

@@ -96,10 +96,7 @@ class StatGen:
             "common_three_phrases": self.linguistic_analysis.ngrams(filtered_df, n=3),
             "average_emotion_by_topic": self.emotional_analysis.avg_emotion_by_topic(
                 filtered_df
-            ),
+            )
-            "reply_time_by_emotion": self.temporal_analysis.avg_reply_time_per_emotion(
-                filtered_df
-            ),
         }
 
     def get_user_analysis(self, df: pd.DataFrame, filters: dict | None = None) -> dict:
@@ -108,9 +105,7 @@ class StatGen:
         return {
             "top_users": self.interaction_analysis.top_users(filtered_df),
             "users": self.interaction_analysis.per_user_analysis(filtered_df),
-            "interaction_graph": self.interaction_analysis.interaction_graph(
+            "interaction_graph": self.interaction_analysis.interaction_graph(filtered_df)
-                filtered_df
-            ),
         }
 
     def get_interactional_analysis(self, df: pd.DataFrame, filters: dict | None = None) -> dict:

server/app.py

@@ -15,7 +15,6 @@ from flask_jwt_extended import (
 )
 
 from server.analysis.stat_gen import StatGen
-from server.analysis.enrichment import DatasetEnrichment
 from server.exceptions import NotAuthorisedException, NonExistentDatasetException
 from server.db.database import PostgresConnector
 from server.core.auth import AuthManager
@@ -46,6 +45,7 @@ auth_manager = AuthManager(db, bcrypt)
 dataset_manager = DatasetManager(db)
 stat_gen = StatGen()
 
+
 @app.route("/register", methods=["POST"])
 def register_user():
     data = request.get_json()
@@ -105,6 +105,11 @@ def profile():
         message="Access granted", user=auth_manager.get_user_by_id(current_user)
     ), 200
 
+@app.route("/user/datasets")
+@jwt_required()
+def get_user_datasets():
+    current_user = int(get_jwt_identity())
+    return jsonify(dataset_manager.get_user_datasets(current_user)), 200
 
 @app.route("/upload", methods=["POST"])
 @jwt_required()
@@ -114,6 +119,10 @@ def upload_data():
 
     post_file = request.files["posts"]
     topic_file = request.files["topics"]
+    dataset_name = (request.form.get("name") or "").strip()
+
+    if not dataset_name:
+        return jsonify({"error": "Missing required dataset name"}), 400
 
     if post_file.filename == "" or topic_file.filename == "":
         return jsonify({"error": "Empty filename"}), 400
@@ -130,19 +139,15 @@ def upload_data():
 
         posts_df = pd.read_json(post_file, lines=True, convert_dates=False)
         topics = json.load(topic_file)
-        dataset_id = dataset_manager.save_dataset_info(current_user, f"dataset_{current_user}", topics)
+        dataset_id = dataset_manager.save_dataset_info(current_user, dataset_name, topics)
 
-        process_dataset.delay(
+        process_dataset.delay(dataset_id, posts_df.to_dict(orient="records"), topics)
-            dataset_id,
-            posts_df.to_dict(orient="records"),
-            topics
-        )
 
         return jsonify(
             {
                 "message": "Dataset queued for processing",
                 "dataset_id": dataset_id,
-                "status": "processing"
+                "status": "processing",
             }
         ), 202
     except ValueError as e:

server/core/datasets.py

@@ -18,6 +18,10 @@ class DatasetManager:
         
         return True
     
+    def get_user_datasets(self, user_id: int) -> list[dict]:
+        query = "SELECT * FROM datasets WHERE user_id = %s"
+        return self.db.execute(query, (user_id, ), fetch=True)
+
     def get_dataset_content(self, dataset_id: int) -> pd.DataFrame:
         query = "SELECT * FROM events WHERE dataset_id = %s"
         result = self.db.execute(query, (dataset_id,), fetch=True)
@@ -48,6 +52,7 @@ class DatasetManager:
         query = """
             INSERT INTO events (
                 dataset_id,
+                post_id,
                 type,
                 parent_id,
                 author,
@@ -74,13 +79,14 @@ class DatasetManager:
                 %s, %s, %s, %s, %s,
                 %s, %s, %s, %s, %s,
                 %s, %s, %s, %s, %s,
-                %s
+                %s, %s
             )
         """
 
         values = [
             (
                 dataset_id,
+                row["id"],
                 row["type"],
                 row["parent_id"],
                 row["author"],

server/db/schema.sql

@@ -30,6 +30,8 @@ CREATE TABLE events (
     /* Required Fields */
     id SERIAL PRIMARY KEY,
     dataset_id INTEGER NOT NULL,
+
+    post_id VARCHAR(255) NOT NULL,
     type VARCHAR(255) NOT NULL,
 
     author VARCHAR(255) NOT NULL,