fix(phase26): add Pi trip deletion (BUG-08)

app.py

@@ -146,6 +146,13 @@ def trip_route(trip_id):
         return jsonify(error=f"Trip not found: {trip_id}"), 404
     return jsonify(trip)
 
+@app.route('/api/trip/<int:trip_id>', methods=['DELETE'])
+def delete_trip(trip_id):
+    deleted = app_sql.delete_trip(trip_id)
+    if not deleted:
+        return jsonify(error=f"Trip not found: {trip_id}"), 404
+    return jsonify(status="deleted"), 200
+
 import functools
 import urllib.request
 

modules/app_sql.py

@@ -540,6 +540,17 @@ def get_trip_route(trip_id, max_points=2000):
     }
 
 
+def delete_trip(trip_id):
+    """Delete a computed trip record. Raw tracking rows are NOT removed."""
+    conn = get_conn()
+    if conn is None:
+        return False
+    with _conn_lock:
+        cur = conn.execute("DELETE FROM trips WHERE id = ?", (trip_id,))
+        conn.commit()
+        return cur.rowcount > 0
+
+
 def get_setting(key, default=None):
     """Read a persisted UI/app setting (e.g. the dashcam-upload toggle)."""
     conn = get_conn()

server/templates/history.html

@@ -37,6 +37,7 @@
                     "Trips appear once the Pi has uploaded tracking data.",
                     true
                 ) }}
+                <script>document.getElementById('trip-list').dataset.deleteUrl = '/api/v1/portal/trip/';</script>
             </div>
         </div>
     </div>

static/js/history.js

@@ -182,6 +182,7 @@
 
     const tripList = document.getElementById("trip-list");
     const deletable = tripList && tripList.dataset.deletable === "1";
+    const deleteUrl = (tripList && tripList.dataset.deleteUrl) || "/api/trip/";
 
     function renderTrips(trips) {
         body.replaceChildren();
@@ -225,7 +226,7 @@
                 window.confirmDelete(`Delete trip from ${date}?\n\nThe raw GPS data is kept — only this computed trip record is removed.`)
                     .then(function(confirmed) {
                         if (!confirmed) return;
-                        return fetch(`/api/v1/portal/trip/${tripId}`, { method: "DELETE" })
+                        return fetch(deleteUrl + tripId, { method: "DELETE" })
                             .then(function(res) {
                                 if (!res.ok) throw new Error("Delete failed");
                                 deleteBtn.closest("tr").remove();

templates/base.html

@@ -131,6 +131,13 @@
     <script src="{{ url_for('static', filename='js/theme.js') }}"></script>
     <script src="{{ url_for('static', filename='js/data-list.js') }}"></script>
     <script src="{{ url_for('static', filename='js/alerts.js') }}"></script>
+
+    {# ── Shared confirmation helper ────────────────────────────────────────── #}
+    <script>
+    window.confirmDelete = function(message) {
+        return Promise.resolve(window.confirm(message));
+    };
+    </script>
     {% block scripts %}{% endblock %}
 </body>
 

templates/components.html

@@ -1,5 +1,5 @@
-{% macro data_table(id, columns, empty_title, empty_message) %}
-<div class="data-list" id="{{ id }}" data-data-list>
+{% macro data_table(id, columns, empty_title, empty_message, deletable=false) %}
+<div class="data-list" id="{{ id }}" data-data-list{% if deletable %} data-deletable="1"{% endif %}>
     <div class="table-responsive data-list-table" data-data-list-table hidden>
         <table class="table table-hover align-middle mb-0">
             <thead>

templates/history.html

@@ -35,8 +35,10 @@
                         {"key": "action", "label": "", "sortable": false, "class": "d-none d-sm-table-cell"}
                     ],
                     "No trips detected",
-                    "Trip history appears after sustained GPS or OBD movement is recorded."
+                    "Trip history appears after sustained GPS or OBD movement is recorded.",
+                    deletable=true
                 ) }}
+                <script>document.getElementById('trip-list').dataset.deleteUrl = '/api/trip/';</script>
             </div>
         </div>
     </div>