04/23 Enhance app functionalities 2

CLAUDE.md

@@ -222,7 +222,7 @@ Password strength: PW_MIN_LENGTH=8, requires upper + digit + special char
 - last_sent_date in-memory (resets on restart)
 - start() / stop() called from app.py on login/logout (admin only)
 
-### views/ai_summary_view.py  *(NEW)*
+### views/ai_summary_view.py
 AI-powered document analysis panel. Accessible from the sidebar for both admin and user roles.
 
 Key internals:
@@ -238,6 +238,15 @@ Key internals:
   Key Deadlines & Action Items
 - Groq API key stored DPAPI-encrypted in config.ini [groq] section
 - max_tokens=4096; temperature=0.2; MAX_CHARS_PER_FILE=14,000
+- **Evaluation Criteria panel** (collapsible): admin can add/edit/delete criteria;
+  users see read-only list. Active criteria are appended to the AI prompt as an
+  alignment evaluation section. The AI outputs RECOMMENDATION: PURSUE/PASS/UNCLEAR
+  which is parsed and displayed as a colour-coded verdict banner.
+- **History tab**: every analysis is saved to ai_analysis_log (with verdict + criteria
+  snapshot). History treeview is filterable by verdict. Double-click restores full
+  output in the Analyze tab. Admins see all users; regular users see only their own.
+- CriterionDialog has a live character counter with 500-char soft limit guidance.
+- URL open and health-check probe both guarded by _validate_and_normalise_url.
 
 .doc reading (legacy binary Word format) — 3-tier fallback:
   1. win32com (Word COM automation — requires MS Word installed)
@@ -335,6 +344,10 @@ Websites and Shifts: is_active=0. Users: hard-delete (admin can deactivate first
 | utils/crypto.py | _ITERATIONS | 100,000 |
 | ai_summary_view.py | MAX_CHARS_PER_FILE | 14,000 |
 | ai_summary_view.py | _OFFICE_ADDRESS | "2815 Hartland Road, Falls Church, VA 22043, USA" |
+| ai_summary_view.py | CriterionDialog._DESC_SOFT_LIMIT | 500 (chars, soft guidance only) |
+| app.py | App._IDLE_THROTTLE_S | 5.0 (seconds between Motion-event timer resets) |
+| admin_users_view.py | _PasswordResetDialog._AUTO_CLOSE_S | 120 (seconds before auto-close) |
+| admin_users_view.py | _PasswordResetDialog._CLIP_CLEAR_S | 30 (seconds before clipboard wipe) |
 
 ---
 

config.py

@@ -402,6 +402,24 @@ def initialize_database():
             conn.commit()
             logger.info("Migration: added visibility column to websites table.")
 
+        # Confirm creation of new tables added post-initial-deployment
+        # These use CREATE TABLE IF NOT EXISTS so they are safe on first run.
+        # We log confirmation so operators can verify the upgrade applied.
+        for new_table in ("ai_criteria", "ai_analysis_log"):
+            cursor.execute(
+                """
+                SELECT COUNT(*) FROM information_schema.TABLES
+                WHERE TABLE_SCHEMA = DATABASE()
+                  AND TABLE_NAME   = %s
+                """,
+                (new_table,)
+            )
+            (table_exists,) = cursor.fetchone()
+            if table_exists:
+                logger.info(f"Table '{new_table}' confirmed present.")
+            else:
+                logger.warning(f"Table '{new_table}' was not created — check DDL.")
+
         # Seed default admin if users table is empty
         cursor.execute("SELECT COUNT(*) FROM users")
         (count,) = cursor.fetchone()

models.py

@@ -993,7 +993,17 @@ def get_unchecked_report(target_date=None, user_id=None):
 
 def get_summary_report(date_from=None, date_to=None):
     """
-    Per-user per-day summary: total sites checked vs total active sites.
+    Per-user per-day summary: sites checked vs the sites that user was
+    expected to check on that specific day (shift-scoped total).
+
+    The previous implementation used a global COUNT(*) of all active websites
+    as the denominator, producing misleading percentages — a user in a 3-site
+    shift who checked all 3 would show 15% against 20 global sites.
+
+    The corrected subquery counts the distinct websites in the shifts the user
+    was assigned to that ran on the check_date's day-of-week. For historical
+    dates this still uses DAYOFWEEK(check_date) to match the shift schedule.
+
     Columns: check_date, username, full_name, checked_count, total_sites, pct_complete
     """
     conn = None
@@ -1015,16 +1025,38 @@ def get_summary_report(date_from=None, date_to=None):
         cur.execute(
             f"""
             SELECT
-                DATE(sc.checked_at)              AS check_date,
+                DATE(sc.checked_at)               AS check_date,
                 u.username,
-                COALESCE(u.full_name, u.username) AS full_name,
-                COUNT(DISTINCT sc.website_id)    AS checked_count,
-                (SELECT COUNT(*) FROM websites WHERE is_active=1) AS total_sites,
+                COALESCE(u.full_name, u.username)  AS full_name,
+                COUNT(DISTINCT sc.website_id)      AS checked_count,
+                (
+                    SELECT COUNT(DISTINCT sw2.website_id)
+                    FROM shift_websites sw2
+                    JOIN shifts s2      ON s2.id  = sw2.shift_id
+                    JOIN shift_users su2 ON su2.shift_id = s2.id
+                                       AND su2.user_id   = u.id
+                    WHERE s2.is_active = 1
+                      AND LOCATE(
+                          CAST(DAYOFWEEK(DATE(sc.checked_at)) AS CHAR),
+                          s2.days_of_week
+                      ) > 0
+                )                                  AS total_sites,
                 ROUND(
                     COUNT(DISTINCT sc.website_id) * 100.0 /
-                    NULLIF((SELECT COUNT(*) FROM websites WHERE is_active=1), 0),
+                    NULLIF((
+                        SELECT COUNT(DISTINCT sw2.website_id)
+                        FROM shift_websites sw2
+                        JOIN shifts s2      ON s2.id  = sw2.shift_id
+                        JOIN shift_users su2 ON su2.shift_id = s2.id
+                                           AND su2.user_id   = u.id
+                        WHERE s2.is_active = 1
+                          AND LOCATE(
+                              CAST(DAYOFWEEK(DATE(sc.checked_at)) AS CHAR),
+                              s2.days_of_week
+                          ) > 0
+                    ), 0),
                     1
-                )                                AS pct_complete
+                )                                  AS pct_complete
             FROM shift_checks sc
             JOIN users u ON u.id = sc.user_id
             {where_clause}
@@ -1430,17 +1462,22 @@ def get_unchecked_sites_for_user(user_id: int):
 # ─── AI Criteria CRUD ─────────────────────────────────────────────────────────
 
 def get_all_criteria():
-    """Return all AI evaluation criteria ordered by sort_order, then id."""
+    """Return all AI evaluation criteria ordered by sort_order, then id.
+
+    The creator username is intentionally omitted — the criteria treeview does
+    not display it and the LEFT JOIN was adding a needless per-call cost.
+    If a creator column is ever added to the UI, restore the JOIN here.
+    """
     conn = None
     try:
         conn = get_connection()
         cur = conn.cursor(dictionary=True)
         cur.execute(
             """
-            SELECT c.*, u.username AS creator
-            FROM ai_criteria c
-            LEFT JOIN users u ON u.id = c.created_by
-            ORDER BY c.sort_order, c.id
+            SELECT id, title, description, is_active, sort_order,
+                   created_by, created_at, updated_at
+            FROM ai_criteria
+            ORDER BY sort_order, id
             """
         )
         rows = cur.fetchall()

utils/scheduler.py

@@ -111,7 +111,14 @@ def _build_html_report() -> str:
     rows  = stats.get("user_stats", [])
 
     table_rows = ""
+    skipped_no_shift = 0
     for r in rows:
+        total = int(r.get("total_sites") or 0)
+        # Skip users with no shifts scheduled today — they have no expected
+        # work for this day and showing them as "0 / 0 — 0%" is misleading.
+        if total == 0:
+            skipped_no_shift += 1
+            continue
         pct   = float(r.get("pct_complete") or 0)
         color = "#388e3c" if pct >= 100 else "#f57c00" if pct > 0 else "#d32f2f"
         table_rows += (
@@ -119,11 +126,21 @@ def _build_html_report() -> str:
             f"<td style='padding:8px 12px'>{r['username']}</td>"
             f"<td style='padding:8px 12px'>{r['full_name'] or ''}</td>"
             f"<td style='padding:8px 12px;text-align:center'>{int(r['checked_count'] or 0)}</td>"
-            f"<td style='padding:8px 12px;text-align:center'>{int(r['total_sites'] or 0)}</td>"
+            f"<td style='padding:8px 12px;text-align:center'>{total}</td>"
             f"<td style='padding:8px 12px;text-align:center;"
             f"color:{color};font-weight:bold'>{pct:.0f}%</td>"
             f"</tr>"
         )
+    if not table_rows:
+        table_rows = (
+            "<tr><td colspan='5' style='padding:12px;color:#6b6b80;"
+            "text-align:center'>No users with active shifts today.</td></tr>"
+        )
+    no_shift_note = (
+        f"<p style='color:#6b6b80;font-size:11px'>"
+        f"{skipped_no_shift} user(s) had no shifts scheduled today and are "
+        f"excluded from this report.</p>"
+    ) if skipped_no_shift else ""
 
     return f"""
 <html><body style="font-family:Segoe UI,Arial,sans-serif;color:#1a1a2e">
@@ -142,6 +159,7 @@ def _build_html_report() -> str:
   </thead>
   <tbody>{table_rows}</tbody>
 </table>
+{no_shift_note}
 <p style="color:#6b6b80;font-size:12px;margin-top:24px">
   Sent automatically by Website Checker at {datetime.datetime.now().strftime('%H:%M')}.
 </p>

views/admin_users_view.py

@@ -6,7 +6,7 @@ import tkinter as tk
 from tkinter import ttk
 import logging
 from utils.ui_helpers import (
-    COLOURS, FONT, FONT_BOLD, FONT_HEADING,
+    COLOURS, FONT, FONT_BOLD, FONT_HEADING, FONT_SMALL,
     show_error, show_info, confirm_delete
 )
 
@@ -143,15 +143,9 @@ class AdminUsersView(ttk.Frame):
                 f"Password reset for user id={uid} '{username}' "
                 f"by admin '{self.current_user['username']}'."
             )
-            # Copy to clipboard
-            self.clipboard_clear()
-            self.clipboard_append(pwd)
-            show_info(
-                f"Temporary password for '{username}' has been set and "
-                f"copied to your clipboard:\n\n{pwd}\n\n"
-                "Please share it with the user securely.\n"
-                "The user should change it immediately after logging in."
-            )
+            # Show the temporary password in a purpose-built secure dialog
+            # instead of show_info (which leaves the password visible indefinitely)
+            _PasswordResetDialog(self, username=username, password=pwd)
         except Exception as e:
             show_error(f"Password reset failed:\n{e}")
 
@@ -296,3 +290,170 @@ class UserDialog(tk.Toplevel):
             self.destroy()
         except Exception as e:
             show_error(f"Save failed:\n{e}")
+
+
+# ─── Secure Password Reset Dialog ─────────────────────────────────────────────
+
+class _PasswordResetDialog(tk.Toplevel):
+    """
+    Purpose-built dialog for displaying a freshly-generated temporary password.
+
+    Features:
+      - Password field is masked by default; admin can reveal with 👁 toggle.
+      - 📋 Copy button copies to clipboard with a 2-second "Copied!" flash.
+      - Clipboard is auto-cleared after 30 seconds for security.
+      - Dialog auto-closes after 120 seconds with a live countdown so the
+        password cannot sit on screen indefinitely.
+    """
+
+    _AUTO_CLOSE_S  = 120   # seconds before auto-close
+    _CLIP_CLEAR_S  = 30    # seconds before clipboard is wiped
+
+    def __init__(self, parent, username: str, password: str):
+        super().__init__(parent)
+        self._password    = password
+        self._username    = username
+        self._remaining   = self._AUTO_CLOSE_S
+        self._clip_job    = None
+        self._tick_job    = None
+        self._revealed    = False
+
+        self.title("Temporary Password")
+        self.configure(bg=COLOURS["bg"])
+        self.resizable(False, False)
+        self.grab_set()
+        self.protocol("WM_DELETE_WINDOW", self._close)
+        self._build_ui()
+        self._centre()
+        self._tick()
+
+    def _centre(self):
+        self.update_idletasks()
+        w, h = 480, 300
+        x = (self.winfo_screenwidth()  - w) // 2
+        y = (self.winfo_screenheight() - h) // 2
+        self.geometry(f"{w}x{h}+{x}+{y}")
+
+    def _build_ui(self):
+        C = COLOURS
+        pad = dict(padx=24, pady=8)
+
+        tk.Label(self, text="🔑  Password Reset",
+                 bg=C["bg"], fg=C["text"],
+                 font=FONT_BOLD).pack(anchor="w", **pad)
+
+        tk.Label(
+            self,
+            text=f"A temporary password has been generated for '{self._username}'.\n"
+                 "Share it securely — the user must change it on first login.",
+            bg=C["bg"], fg=C["text_dim"],
+            font=FONT_SMALL, justify="left", wraplength=430,
+        ).pack(anchor="w", padx=24, pady=(0, 8))
+
+        # Password row
+        pw_frame = tk.Frame(self, bg=C["surface2"], padx=8, pady=8)
+        pw_frame.pack(fill="x", padx=24, pady=(0, 8))
+
+        self._pw_var = tk.StringVar(value=self._password)
+        self._pw_entry = tk.Entry(
+            pw_frame, textvariable=self._pw_var,
+            show="•", state="readonly",
+            readonlybackground=C["surface2"], fg=C["text"],
+            relief="flat", font=(FONT_BOLD[0], 14),
+        )
+        self._pw_entry.pack(side="left", fill="x", expand=True)
+
+        tk.Button(
+            pw_frame, text="👁",
+            command=self._toggle_reveal,
+            bg=C["surface2"], fg=C["text_dim"],
+            activebackground=C["surface"], activeforeground=C["text"],
+            relief="flat", font=FONT_SMALL, cursor="hand2", padx=6,
+        ).pack(side="left", padx=(6, 0))
+
+        self._copy_btn = tk.Button(
+            pw_frame, text="📋  Copy",
+            command=self._copy,
+            bg=C["accent"], fg=C["white"],
+            activebackground=C["accent_hover"], activeforeground=C["white"],
+            relief="flat", font=FONT_SMALL, cursor="hand2",
+            padx=10, pady=4,
+        )
+        self._copy_btn.pack(side="left", padx=(6, 0))
+
+        # Countdown label
+        self._countdown_lbl = tk.Label(
+            self, text="",
+            bg=C["bg"], fg=C["text_dim"], font=FONT_SMALL,
+        )
+        self._countdown_lbl.pack(pady=(0, 4))
+
+        # Warning
+        tk.Label(
+            self,
+            text="⚠  This dialog will close automatically. "
+                 "The clipboard is cleared after 30 seconds.",
+            bg=C["bg"], fg=C["warning"],
+            font=FONT_SMALL, wraplength=430, justify="left",
+        ).pack(anchor="w", padx=24, pady=(0, 8))
+
+        # Close button
+        tk.Button(
+            self, text="Close",
+            command=self._close,
+            bg=C["surface2"], fg=C["text"],
+            activebackground=C["danger"], activeforeground=C["white"],
+            relief="flat", font=FONT_SMALL, cursor="hand2",
+            padx=12, pady=6,
+        ).pack(pady=(0, 16))
+
+    def _toggle_reveal(self):
+        self._revealed = not self._revealed
+        self._pw_entry.config(show="" if self._revealed else "•")
+
+    def _copy(self):
+        self.clipboard_clear()
+        self.clipboard_append(self._password)
+        self._copy_btn.config(text="✔  Copied!", bg=COLOURS["success"])
+        self.after(2000, lambda: self._copy_btn.config(
+            text="📋  Copy", bg=COLOURS["accent"]))
+        # Schedule clipboard wipe
+        if self._clip_job:
+            try:
+                self.after_cancel(self._clip_job)
+            except Exception:
+                pass
+        self._clip_job = self.after(
+            self._CLIP_CLEAR_S * 1000, self._clear_clipboard)
+
+    def _clear_clipboard(self):
+        try:
+            self.clipboard_clear()
+            self.clipboard_append("")
+        except Exception:
+            pass
+
+    def _tick(self):
+        if not self.winfo_exists():
+            return
+        self._countdown_lbl.config(
+            text=f"Auto-closes in {self._remaining}s")
+        if self._remaining <= 0:
+            self._close()
+            return
+        self._remaining -= 1
+        self._tick_job = self.after(1000, self._tick)
+
+    def _close(self):
+        # Cancel any pending jobs
+        for job in (self._clip_job, self._tick_job):
+            if job:
+                try:
+                    self.after_cancel(job)
+                except Exception:
+                    pass
+        self._clear_clipboard()
+        try:
+            self.destroy()
+        except Exception:
+            pass

views/admin_websites_view.py

@@ -427,6 +427,21 @@ class WebsiteDialog(tk.Toplevel):
         if not name or not url:
             show_error("Name and URL are required.")
             return
+
+        # Normalise and validate URL before writing to the database.
+        # Reject schemes that could be executed in-browser (javascript:, data:, etc.)
+        # and enforce that a host is present so the health-check thread and the
+        # "open in browser" action both receive a usable address.
+        url = _validate_and_normalise_url(url)
+        if url is None:
+            show_error(
+                "The URL entered is not valid.\n\n"
+                "Please enter a full web address, e.g.:\n"
+                "  https://www.example.com\n"
+                "  http://intranet.local/app"
+            )
+            return
+
         if visibility == "assigned" and not assigned_user_ids:
             show_error("Please assign at least one user, or set visibility to All Users.")
             return
@@ -463,3 +478,42 @@ class WebsiteDialog(tk.Toplevel):
             self.destroy()
         except Exception as e:
             show_error(f"Save failed:\n{e}")
+
+
+# ─── URL validation helper ────────────────────────────────────────────────────
+
+def _validate_and_normalise_url(raw: str) -> "str | None":
+    """
+    Validate and normalise a user-supplied URL string.
+
+    Rules:
+      - If no scheme is present, prepend 'https://'.
+      - Only 'http' and 'https' schemes are accepted.
+      - A non-empty netloc (host) must be present.
+      - Returns the normalised URL string on success, None on failure.
+
+    This prevents dangerous schemes (javascript:, data:, file:, etc.) from
+    reaching the database, the health-check thread, or webbrowser.open().
+    """
+    import urllib.parse
+
+    if not raw:
+        return None
+
+    # Prepend https:// if no scheme is given so urlparse can parse the host
+    if "://" not in raw:
+        raw = "https://" + raw
+
+    try:
+        parts = urllib.parse.urlparse(raw)
+    except Exception:
+        return None
+
+    if parts.scheme.lower() not in ("http", "https"):
+        return None
+
+    if not parts.netloc:
+        return None
+
+    # Reconstruct a clean URL (strips any leading/trailing whitespace artefacts)
+    return urllib.parse.urlunparse(parts)

views/ai_summary_view.py

@@ -217,9 +217,17 @@ class AiSummaryView(ttk.Frame):
 
         self._build_criteria_panel()
 
-        pane = tk.PanedWindow(self, orient="horizontal",
+        # Notebook — Analyze tab (existing layout) + History tab (new)
+        self._nb = ttk.Notebook(self)
+        self._nb.pack(fill="both", expand=True, pady=(0, 6))
+
+        # ── Analyze tab ───────────────────────────────────────────────────────
+        analyze_tab = tk.Frame(self._nb, bg=C["bg"])
+        self._nb.add(analyze_tab, text="✨  Analyze")
+
+        pane = tk.PanedWindow(analyze_tab, orient="horizontal",
                               bg=C["border"], sashwidth=4, sashrelief="flat")
-        pane.pack(fill="both", expand=True, pady=(0, 6))
+        pane.pack(fill="both", expand=True)
 
         left = tk.Frame(pane, bg=C["bg"])
         pane.add(left, minsize=260, width=300)
@@ -229,6 +237,12 @@ class AiSummaryView(ttk.Frame):
         pane.add(right, minsize=350)
         self._build_output_panel(right)
 
+        # ── History tab ───────────────────────────────────────────────────────
+        history_tab = tk.Frame(self._nb, bg=C["bg"])
+        self._nb.add(history_tab, text="🕑  History")
+        self._build_history_panel(history_tab)
+        self._nb.bind("<<NotebookTabChanged>>", self._on_tab_changed)
+
         status_bar = tk.Frame(self, bg=C["surface2"], pady=4)
         status_bar.pack(fill="x", side="bottom")
         tk.Label(status_bar, textvariable=self._status_var,
@@ -858,12 +872,24 @@ class AiSummaryView(ttk.Frame):
             )
             full_output = header + result
 
-            self.after(0, lambda t=full_output, v=verdict: self._on_success(t, v))
+            # Build artefacts for history persistence
+            file_names_str = ", ".join(os.path.basename(fp) for fp in file_paths)
+            criteria_snapshot = (
+                "\n".join(
+                    f"{i+1}. {c['title']}: {c['description']}"
+                    for i, c in enumerate(active_criteria)
+                ) if active_criteria else None
+            )
+
+            self.after(0, lambda t=full_output, v=verdict,
+                       fn=file_names_str, m=model, cs=criteria_snapshot:
+                       self._on_success(t, v, fn, m, cs))
 
         except Exception as exc:
             self.after(0, lambda e=exc: self._on_error(e))
 
-    def _on_success(self, text: str, verdict):
+    def _on_success(self, text: str, verdict, file_names: str,
+                    model: str, criteria_snapshot: str):
         self._stop_spinner()
         self._set_output_text(text)
         if verdict:
@@ -876,6 +902,25 @@ class AiSummaryView(ttk.Frame):
             f"'{self.current_user.get('username')}' "
             f"({len(self._files)} file(s)). Verdict: {verdict or 'N/A'}."
         )
+        # Persist to ai_analysis_log so the history panel can display it
+        try:
+            from models import save_ai_analysis
+            save_ai_analysis(
+                user_id=self.current_user["id"],
+                file_names=file_names,
+                model=model,
+                verdict=verdict,
+                criteria_snapshot=criteria_snapshot,
+                summary_text=text,
+            )
+        except Exception as e:
+            logger.warning(f"[AI SUMMARY] Could not save analysis to history: {e}")
+        # Refresh history panel if it exists (it is built lazily on tab switch)
+        if hasattr(self, "_refresh_history"):
+            try:
+                self._refresh_history()
+            except Exception:
+                pass
 
     def _on_error(self, exc: Exception):
         self._stop_spinner()
@@ -904,6 +949,241 @@ class AiSummaryView(ttk.Frame):
         self._progress.pack_forget()
         self._run_btn.config(state="normal", text="✨  Analyze with AI")
 
+    # -- History panel --------------------------------------------------------
+
+    def _build_history_panel(self, parent):
+        """
+        Build the analysis history tab.
+        Admin: sees all users' analyses.
+        User:  sees only their own.
+        Treeview columns: Date/Time, User (admin only), Files, Model, Verdict
+        Double-click or View button restores the full result in the output panel.
+        """
+        C = COLOURS
+
+        # ── Toolbar ───────────────────────────────────────────────────────────
+        toolbar = tk.Frame(parent, bg=C["surface"], pady=8, padx=10)
+        toolbar.pack(fill="x")
+
+        tk.Label(toolbar, text="📜  Analysis History",
+                 bg=C["surface"], fg=C["text"],
+                 font=FONT_BOLD).pack(side="left")
+
+        tk.Button(
+            toolbar, text="🔍  View Result",
+            command=self._history_view_selected,
+            bg=C["accent"], fg=C["white"],
+            activebackground=C["accent_hover"], activeforeground=C["white"],
+            relief="flat", font=FONT_SMALL, cursor="hand2",
+            padx=8, pady=4,
+        ).pack(side="right", padx=(4, 0))
+
+        tk.Button(
+            toolbar, text="↻  Refresh",
+            command=self._refresh_history,
+            bg=C["surface2"], fg=C["text"],
+            activebackground=C["accent"], activeforeground=C["white"],
+            relief="flat", font=FONT_SMALL, cursor="hand2",
+            padx=8, pady=4,
+        ).pack(side="right", padx=(4, 0))
+
+        # ── Verdict filter ────────────────────────────────────────────────────
+        filter_frame = tk.Frame(parent, bg=C["surface"], padx=10, pady=4)
+        filter_frame.pack(fill="x")
+
+        tk.Label(filter_frame, text="Filter by verdict:",
+                 bg=C["surface"], fg=C["text_dim"],
+                 font=FONT_SMALL).pack(side="left")
+
+        self._hist_filter_var = tk.StringVar(value="All")
+        for label in ("All", "PURSUE", "PASS", "UNCLEAR", "— none —"):
+            tk.Radiobutton(
+                filter_frame, text=label,
+                variable=self._hist_filter_var, value=label,
+                command=self._apply_history_filter,
+                bg=C["surface"], fg=C["text"],
+                activebackground=C["surface"],
+                activeforeground=C["accent"],
+                selectcolor=C["surface2"],
+                font=FONT_SMALL, cursor="hand2",
+            ).pack(side="left", padx=(8, 0))
+
+        # ── Treeview ──────────────────────────────────────────────────────────
+        tree_frame = tk.Frame(parent, bg=C["bg"])
+        tree_frame.pack(fill="both", expand=True, padx=6, pady=(4, 4))
+
+        if self._is_admin:
+            cols   = ("ID", "Date/Time", "User", "Files", "Model", "Verdict")
+            widths = [40, 140, 100, 280, 160, 80]
+        else:
+            cols   = ("ID", "Date/Time", "Files", "Model", "Verdict")
+            widths = [40, 140, 360, 160, 80]
+
+        self._hist_tree = ttk.Treeview(
+            tree_frame, columns=cols,
+            show="headings", selectmode="browse",
+        )
+        for col, w in zip(cols, widths):
+            self._hist_tree.heading(col, text=col)
+            self._hist_tree.column(
+                col, width=w,
+                anchor="center" if col in ("ID", "Verdict") else "w",
+            )
+
+        # Colour-code verdict rows
+        self._hist_tree.tag_configure("PURSUE",  foreground=C["success"])
+        self._hist_tree.tag_configure("PASS",    foreground=C["danger"])
+        self._hist_tree.tag_configure("UNCLEAR", foreground=C["warning"])
+        self._hist_tree.tag_configure("none",    foreground=C["text_dim"])
+
+        vsb = ttk.Scrollbar(tree_frame, orient="vertical",
+                             command=self._hist_tree.yview)
+        self._hist_tree.configure(yscrollcommand=vsb.set)
+        vsb.pack(side="right", fill="y")
+        self._hist_tree.pack(side="left", fill="both", expand=True)
+
+        self._hist_tree.bind("<Double-1>",
+                             lambda _: self._history_view_selected())
+
+        # ── Detail strip ─────────────────────────────────────────────────────
+        detail_bar = tk.Frame(parent, bg=C["surface2"], pady=6, padx=10)
+        detail_bar.pack(fill="x", side="bottom")
+        self._hist_detail_lbl = tk.Label(
+            detail_bar, text="Select a row to see details.",
+            bg=C["surface2"], fg=C["text_dim"],
+            font=FONT_SMALL, anchor="w", wraplength=900, justify="left",
+        )
+        self._hist_detail_lbl.pack(fill="x")
+        self._hist_tree.bind("<<TreeviewSelect>>", self._on_history_select)
+
+        # Store all loaded rows for client-side filtering
+        self._hist_all_rows = []
+
+        self._refresh_history()
+
+    def _refresh_history(self):
+        """Reload history from DB and repopulate the treeview."""
+        try:
+            from models import get_ai_analysis_history
+            uid = None if self._is_admin else self.current_user["id"]
+            self._hist_all_rows = get_ai_analysis_history(user_id=uid, limit=200)
+        except Exception as e:
+            logger.error(f"Could not load AI analysis history: {e}")
+            self._hist_all_rows = []
+        self._apply_history_filter()
+
+    def _apply_history_filter(self):
+        """Re-populate the treeview using the active verdict filter."""
+        self._hist_tree.delete(*self._hist_tree.get_children())
+        verdict_filter = self._hist_filter_var.get()
+
+        for row in self._hist_all_rows:
+            verdict = row.get("verdict") or ""
+            # Map filter labels to DB values
+            if verdict_filter == "All":
+                pass
+            elif verdict_filter == "— none —":
+                if verdict:
+                    continue
+            elif verdict != verdict_filter:
+                continue
+
+            dt_str = str(row.get("analyzed_at", ""))[:16]
+            files  = (row.get("file_names") or "")[:60]
+            if len(row.get("file_names") or "") > 60:
+                files += "…"
+            tag = verdict if verdict else "none"
+
+            if self._is_admin:
+                values = (
+                    row["id"], dt_str,
+                    row.get("username") or "—",
+                    files, row.get("model") or "",
+                    verdict or "—",
+                )
+            else:
+                values = (
+                    row["id"], dt_str,
+                    files, row.get("model") or "",
+                    verdict or "—",
+                )
+
+            self._hist_tree.insert(
+                "", "end", iid=str(row["id"]),
+                tags=(tag,), values=values,
+            )
+
+    def _on_history_select(self, event=None):
+        """Show a one-line detail strip when a history row is selected."""
+        sel = self._hist_tree.selection()
+        if not sel:
+            return
+        analysis_id = int(sel[0])
+        try:
+            from models import get_ai_analysis_detail
+            detail = get_ai_analysis_detail(analysis_id)
+        except Exception:
+            return
+        if not detail:
+            return
+        criteria_info = (
+            f"  |  Criteria: {detail['criteria_snapshot'][:80]}…"
+            if detail.get("criteria_snapshot") else
+            "  |  No criteria evaluated"
+        )
+        self._hist_detail_lbl.config(
+            text=(
+                f"ID {detail['id']}  |  "
+                f"{str(detail.get('analyzed_at', ''))[:16]}  |  "
+                f"Model: {detail.get('model', '')}  |  "
+                f"Verdict: {detail.get('verdict') or 'N/A'}"
+                f"{criteria_info}"
+            )
+        )
+
+    def _history_view_selected(self):
+        """
+        Load the selected history entry's full summary into the output panel
+        and switch to the Analyze tab so the user can read it.
+        """
+        sel = self._hist_tree.selection()
+        if not sel:
+            show_error("Please select an analysis to view.")
+            return
+        analysis_id = int(sel[0])
+        try:
+            from models import get_ai_analysis_detail
+            detail = get_ai_analysis_detail(analysis_id)
+        except Exception as e:
+            show_error(f"Could not load analysis:\n{e}")
+            return
+        if not detail:
+            show_error("Analysis record not found.")
+            return
+
+        # Switch to Analyze tab
+        self._nb.select(0)
+        # Restore output
+        self._set_output_text(detail["summary_text"])
+        verdict = detail.get("verdict")
+        if verdict:
+            self._show_verdict_banner(verdict)
+        else:
+            self._hide_verdict_banner()
+        self._set_status(
+            f"Viewing history entry #{analysis_id} "
+            f"({str(detail.get('analyzed_at', ''))[:16]})"
+        )
+
+    def _on_tab_changed(self, event=None):
+        """Refresh history data whenever the user switches to the History tab."""
+        try:
+            current = self._nb.index(self._nb.select())
+            if current == 1:   # History tab is index 1
+                self._refresh_history()
+        except Exception:
+            pass
+
     # -- Status bar ------------------------------------------------------------
 
     def _set_status(self, msg: str):