From e5664826b1f4459b78c6df2ad858844f43c3dcf7 Mon Sep 17 00:00:00 2001
From: Nicolas Mowen <nickmowen213@gmail.com>
Date: Thu, 21 Sep 2023 04:20:57 -0600
Subject: [PATCH] Add ability to play and delete exports from webUI (#7882)

* add ability to playback exports on exports screen

* Add ability to delete exports from exports screen

* Fix large dialog

* Formatting
---
 frigate/http.py                    | 15 +++++
 web/src/components/DialogLarge.jsx | 35 ++++++++++++
 web/src/routes/Export.jsx          | 91 ++++++++++++++++++++++++++++--
 3 files changed, 137 insertions(+), 4 deletions(-)
 create mode 100644 web/src/components/DialogLarge.jsx

diff --git a/frigate/http.py b/frigate/http.py
index d26a7bd2a..4354e205e 100644
--- a/frigate/http.py
+++ b/frigate/http.py
@@ -34,6 +34,7 @@ from frigate.const import (
     CACHE_DIR,
     CLIPS_DIR,
     CONFIG_DIR,
+    EXPORT_DIR,
     MAX_SEGMENT_DURATION,
     RECORD_DIR,
 )
@@ -1666,6 +1667,20 @@ def export_recording(camera_name: str, start_time, end_time):
     return "Starting export of recording", 200
 
 
+@bp.route("/export/<file_name>", methods=["DELETE"])
+def export_delete(file_name: str):
+    file = os.path.join(EXPORT_DIR, file_name)
+
+    if not os.path.exists(file):
+        return make_response(
+            jsonify({"success": False, "message": f"{file_name} not found."}),
+            404,
+        )
+
+    os.unlink(file)
+    return "Successfully deleted file", 200
+
+
 def imagestream(detected_frames_processor, camera_name, fps, height, draw_options):
     while True:
         # max out at specified FPS
diff --git a/web/src/components/DialogLarge.jsx b/web/src/components/DialogLarge.jsx
new file mode 100644
index 000000000..73ebf063f
--- /dev/null
+++ b/web/src/components/DialogLarge.jsx
@@ -0,0 +1,35 @@
+import { h, Fragment } from 'preact';
+import { createPortal } from 'preact/compat';
+import { useState, useEffect } from 'preact/hooks';
+
+export default function LargeDialog({ children, portalRootID = 'dialogs' }) {
+  const portalRoot = portalRootID && document.getElementById(portalRootID);
+  const [show, setShow] = useState(false);
+
+  useEffect(() => {
+    window.requestAnimationFrame(() => {
+      setShow(true);
+    });
+  }, []);
+
+  const dialog = (
+    <Fragment>
+      <div
+        data-testid="scrim"
+        key="scrim"
+        className="fixed bg-fixed inset-0 z-10 flex justify-center items-center bg-black bg-opacity-40"
+      >
+        <div
+          role="modal"
+          className={`absolute rounded shadow-2xl bg-white dark:bg-gray-700 w-4/5 max-w-7xl text-gray-900 dark:text-white transition-transform transition-opacity duration-75 transform scale-90 opacity-0 ${
+            show ? 'scale-100 opacity-100' : ''
+          }`}
+        >
+          {children}
+        </div>
+      </div>
+    </Fragment>
+  );
+
+  return portalRoot ? createPortal(dialog, portalRoot) : dialog;
+}
diff --git a/web/src/routes/Export.jsx b/web/src/routes/Export.jsx
index 7156a1b0e..d942e6a32 100644
--- a/web/src/routes/Export.jsx
+++ b/web/src/routes/Export.jsx
@@ -1,16 +1,22 @@
 import Heading from '../components/Heading';
 import { useState } from 'preact/hooks';
-import useSWR from 'swr';
+import useSWR, { mutate } from 'swr';
 import Button from '../components/Button';
 import axios from 'axios';
 import { baseUrl } from '../api/baseUrl';
 import { Fragment } from 'preact';
 import ActivityIndicator from '../components/ActivityIndicator';
+import { Play } from '../icons/Play';
+import { Delete } from '../icons/Delete';
+import LargeDialog from '../components/DialogLarge';
+import VideoPlayer from '../components/VideoPlayer';
+import Dialog from '../components/Dialog';
 
 export default function Export() {
   const { data: config } = useSWR('config');
   const { data: exports } = useSWR('exports/', (url) => axios({ baseURL: baseUrl, url }).then((res) => res.data));
 
+  // Export States
   const [camera, setCamera] = useState('select');
   const [playback, setPlayback] = useState('select');
   const [message, setMessage] = useState({ text: '', error: false });
@@ -26,6 +32,11 @@ export default function Export() {
   const [endDate, setEndDate] = useState(localISODate);
   const [endTime, setEndTime] = useState('23:59');
 
+  // Export States
+
+  const [selectedClip, setSelectedClip] = useState();
+  const [deleteClip, setDeleteClip] = useState();
+
   const onHandleExport = () => {
     if (camera == 'select') {
       setMessage({ text: 'A camera needs to be selected.', error: true });
@@ -66,6 +77,15 @@ export default function Export() {
       });
   };
 
+  const onHandleDelete = (clip) => {
+    axios.delete(`export/${clip}`).then((response) => {
+      if (response.status == 200) {
+        setDeleteClip();
+        mutate();
+      }
+    });
+  };
+
   return (
     <div className="space-y-4 p-2 px-4 w-full">
       <Heading>Export</Heading>
@@ -74,6 +94,55 @@ export default function Export() {
         <div className={`max-h-20 ${message.error ? 'text-red-500' : 'text-green-500'}`}>{message.text}</div>
       )}
 
+      {selectedClip && (
+        <LargeDialog>
+          <div>
+            <Heading className="p-2">Playback</Heading>
+            <VideoPlayer
+              options={{
+                preload: 'auto',
+                autoplay: true,
+                sources: [
+                  {
+                    src: `${baseUrl}exports/${selectedClip}`,
+                    type: 'video/mp4',
+                  },
+                ],
+              }}
+              seekOptions={{ forward: 10, backward: 5 }}
+              onReady={(player) => {
+                this.player = player;
+              }}
+              onDispose={() => {
+                this.player = null;
+              }}
+            />
+          </div>
+          <div className="p-2 flex justify-start flex-row-reverse space-x-2">
+            <Button className="ml-2" onClick={() => setSelectedClip('')} type="text">
+              Close
+            </Button>
+          </div>
+        </LargeDialog>
+      )}
+
+      {deleteClip && (
+        <Dialog>
+          <div className="p-4">
+            <Heading size="lg">Delete Export?</Heading>
+            <p className="py-4 mb-2">Confirm deletion of {deleteClip}.</p>
+          </div>
+          <div className="p-2 flex justify-start flex-row-reverse space-x-2">
+            <Button className="ml-2" onClick={() => setDeleteClip('')} type="text">
+              Close
+            </Button>
+            <Button className="ml-2" color="red" onClick={() => onHandleDelete(deleteClip)} type="text">
+              Delete
+            </Button>
+          </div>
+        </Dialog>
+      )}
+
       <div className="xl:flex justify-between">
         <div>
           <div>
@@ -144,7 +213,11 @@ export default function Export() {
         {exports && (
           <div className="p-4 bg-gray-800 xl:w-1/2">
             <Heading size="md">Exports</Heading>
-            <Exports exports={exports} />
+            <Exports
+              exports={exports}
+              onSetClip={(clip) => setSelectedClip(clip)}
+              onDeleteClip={(clip) => setDeleteClip(clip)}
+            />
           </div>
         )}
       </div>
@@ -152,7 +225,7 @@ export default function Export() {
   );
 }
 
-function Exports({ exports }) {
+function Exports({ exports, onSetClip, onDeleteClip }) {
   return (
     <Fragment>
       {exports.map((item) => (
@@ -166,9 +239,19 @@ function Exports({ exports }) {
             </div>
           ) : (
             <div className="flex justify-start items-center">
-              <a className="text-blue-500 hover:underline" href={`${baseUrl}exports/${item.name}`} download>
+              <Button type="iconOnly" onClick={() => onSetClip(item.name)}>
+                <Play className="h-6 w-6 text-green-600" />
+              </Button>
+              <a
+                className="text-blue-500 hover:underline overflow-hidden"
+                href={`${baseUrl}exports/${item.name}`}
+                download
+              >
                 {item.name.substring(0, item.name.length - 4)}
               </a>
+              <Button className="ml-auto" type="iconOnly" onClick={() => onDeleteClip(item.name)}>
+                <Delete className="h-6 w-6" stroke="#f87171" />
+              </Button>
             </div>
           )}
         </div>