✨ Post deletion

lib/i18n/app_en.arb

@@ -6,7 +6,11 @@
   "signInCaption": "Sign in to create post, start a realm, message your friend and more!",
   "signUp": "Sign Up",
   "signUpCaption": "Create an account on Solarpass and then get the access of entire Solar Networks!",
+  "confirmation": "Confirmation",
+  "confirmCancel": "Not sure",
+  "confirmOkay": "OK",
   "edit": "Edit",
+  "delete": "Delete",
   "action": "Action",
   "report": "Report",
   "post": "Post",
@@ -17,5 +21,6 @@
   "pickPhoto": "Gallery photo",
   "newMoment": "Record a moment",
   "postIdentityNotify": "You will create this post as",
-  "postContentPlaceholder": "What's happened?!"
+  "postContentPlaceholder": "What's happened?!",
+  "postDeleteConfirm": "Are you sure you want to delete this post? This operation cannot be revert!"
 }

lib/i18n/app_zh.arb

@@ -6,7 +6,11 @@
   "signInCaption": "登陆以发表帖子、文章、创建领域、和你的朋友聊天，以及获取更多功能！",
   "signUp": "注册",
   "signUpCaption": "在 Solarpass 注册一个账号以获得整个 Solar Networks 的存取权！",
+  "confirmation": "确认",
+  "confirmCancel": "不太确定",
+  "confirmOkay": "确定",
   "edit": "编辑",
+  "delete": "删除",
   "action": "操作",
   "report": "举报",
   "post": "帖子",
@@ -17,5 +21,6 @@
   "pickPhoto": "相册照片",
   "newMoment": "记录时刻",
   "postIdentityNotify": "你将会以该身份发表本帖子",
-  "postContentPlaceholder": "发生什么事了？！"
+  "postContentPlaceholder": "发生什么事了？！",
+  "postDeleteConfirm": "你确定要删除这篇帖子吗？这意味着这个帖子将永远被我们丢弃在硬盘海中！该操作不可被反转！"
 }

lib/providers/auth.dart

@@ -32,7 +32,7 @@ class AuthProvider {
   Future<bool> pickClient() async {
     if (await storage.containsKey(key: storageKey)) {
       try {
-        var credentials =
+        final credentials =
             oauth2.Credentials.fromJson((await storage.read(key: storageKey))!);
         client = oauth2.Client(credentials,
             identifier: clientId, secret: clientSecret);
@@ -64,20 +64,14 @@ class AuthProvider {
     var authorizationUrl =
         grant.getAuthorizationUrl(redirectUrl, scopes: ["openid"]);
 
-    if (Platform.isAndroid || Platform.isIOS) {
+    var responseUrl = await Navigator.of(context, rootNavigator: true).push(
-      // Use WebView to get authorization url
+      MaterialPageRoute(
-      var responseUrl = await Navigator.of(context, rootNavigator: true).push(
+        builder: (context) => AuthorizationScreen(authorizationUrl),
-        MaterialPageRoute(
+      ),
-          builder: (context) => AuthorizationScreen(authorizationUrl),
+    );
-        ),
-      );
 
-      var responseUri = Uri.parse(responseUrl);
+    var responseUri = Uri.parse(responseUrl);
-      return await grant
+    return await grant.handleAuthorizationResponse(responseUri.queryParameters);
-          .handleAuthorizationResponse(responseUri.queryParameters);
-    } else {
-      throw UnimplementedError("unsupported platform");
-    }
   }
 
   Future<void> fetchProfiles() async {
@@ -89,10 +83,11 @@ class AuthProvider {
 
   Future<void> refreshToken() async {
     if (client != null) {
-      var credentials = await client?.credentials.refresh(
+      final credentials = await client?.credentials.refresh(
           identifier: clientId, secret: clientSecret, basicAuth: false);
-
+      client = oauth2.Client(credentials!,
-      storage.write(key: storageKey, value: credentials!.toJson());
+          identifier: clientId, secret: clientSecret);
+      storage.write(key: storageKey, value: credentials.toJson());
     }
   }
 
@@ -117,7 +112,6 @@ class AuthProvider {
                 .add(const Duration(minutes: 3))
                 .isBefore(DateTime.now())) {
           await refreshToken();
-          await pickClient();
           lastRefreshedAt = DateTime.now();
         }
       }

lib/widgets/posts/item_action.dart

@@ -4,6 +4,7 @@ import 'package:solian/models/post.dart';
 import 'package:solian/providers/auth.dart';
 import 'package:solian/router.dart';
 import 'package:flutter_gen/gen_l10n/app_localizations.dart';
+import 'package:solian/widgets/posts/item_deletion.dart';
 
 class PostItemAction extends StatelessWidget {
   final Post item;
@@ -16,7 +17,7 @@ class PostItemAction extends StatelessWidget {
     final auth = context.read<AuthProvider>();
 
     return SizedBox(
-      height: 280,
+      height: 320,
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
@@ -29,43 +30,62 @@ class PostItemAction extends StatelessWidget {
           ),
           Expanded(
             child: FutureBuilder(
-                future: auth.getProfiles(),
+              future: auth.getProfiles(),
-                builder: (context, snapshot) {
+              builder: (context, snapshot) {
-                  if (snapshot.hasData) {
+                print(snapshot);
-                    final authorizedItems = [
+                if (snapshot.hasData) {
-                      ListTile(
+                  final authorizedItems = [
-                        leading: const Icon(Icons.edit),
+                    ListTile(
-                        title: Text(AppLocalizations.of(context)!.edit),
+                      leading: const Icon(Icons.edit),
-                        onTap: () {
+                      title: Text(AppLocalizations.of(context)!.edit),
-                          router
+                      onTap: () {
-                              .pushNamed('posts.moments.editor', extra: item)
+                        router
-                              .then((did) {
+                            .pushNamed('posts.moments.editor', extra: item)
-                                if(did == true && onUpdate != null) {
+                            .then((did) {
-                                  onUpdate!();
+                          if (did == true && onUpdate != null) {
-                                }
+                            onUpdate!();
-                          });
+                          }
-                        },
+                        });
-                      )
+                      },
-                    ];
+                    ),
+                    ListTile(
+                      leading: const Icon(Icons.delete),
+                      title: Text(AppLocalizations.of(context)!.delete),
+                      onTap: () {
+                        final dataset = '${item.modelType}s';
+                        showDialog(
+                          context: context,
+                          builder: (context) => ItemDeletionDialog(
+                            item: item,
+                            dataset: dataset,
+                            onDelete: (did) {
+                              if(did == true && onUpdate != null) onUpdate!();
+                            },
+                          ),
+                        );
+                      },
+                    )
+                  ];
 
-                    return ListView(
+                  return ListView(
-                      children: [
+                    children: [
-                        ...(snapshot.data['id'] == item.authorId
+                      ...(snapshot.data['id'] == item.authorId
-                            ? authorizedItems
+                          ? authorizedItems
-                            : List.empty()),
+                          : List.empty()),
-                        ListTile(
+                      ListTile(
-                          leading: const Icon(Icons.report),
+                        leading: const Icon(Icons.report),
-                          title: Text(AppLocalizations.of(context)!.report),
+                        title: Text(AppLocalizations.of(context)!.report),
-                          onTap: () {},
+                        onTap: () {},
-                        )
+                      )
-                      ],
+                    ],
-                    );
+                  );
-                  } else {
+                } else {
-                    return const Center(
+                  return const Center(
-                      child: CircularProgressIndicator(),
+                    child: CircularProgressIndicator(),
-                    );
+                  );
-                  }
+                }
-                }),
+              },
+            ),
           ),
         ],
       ),

lib/widgets/posts/item_deletion.dart

@@ -0,0 +1,66 @@
+import 'dart:convert';
+
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+import 'package:solian/models/post.dart';
+import 'package:flutter_gen/gen_l10n/app_localizations.dart';
+import 'package:solian/providers/auth.dart';
+import 'package:solian/utils/service_url.dart';
+
+class ItemDeletionDialog extends StatefulWidget {
+  final Post item;
+  final String dataset;
+  final Function? onDelete;
+
+  const ItemDeletionDialog({
+    super.key,
+    required this.item,
+    required this.dataset,
+    this.onDelete,
+  });
+
+  @override
+  State<ItemDeletionDialog> createState() => _ItemDeletionDialogState();
+}
+
+class _ItemDeletionDialogState extends State<ItemDeletionDialog> {
+  bool _isSubmitting = false;
+
+  void doDeletion(BuildContext context) async {
+    final auth = context.read<AuthProvider>();
+    if (!await auth.isAuthorized()) return;
+
+    final uri =
+        getRequestUri('interactive', '/api/p/moments/${widget.item.id}');
+
+    setState(() => _isSubmitting = true);
+    final res = await auth.client!.delete(uri);
+    if (res.statusCode != 200) {
+      var message = utf8.decode(res.bodyBytes);
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(content: Text("Something went wrong... $message")),
+      );
+      setState(() => _isSubmitting = false);
+    } else {
+      Navigator.pop(context, true);
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return AlertDialog(
+      title: Text(AppLocalizations.of(context)!.confirmation),
+      content: Text(AppLocalizations.of(context)!.postDeleteConfirm),
+      actions: <Widget>[
+        TextButton(
+          onPressed: _isSubmitting ? null : () => Navigator.pop(context, false),
+          child: Text(AppLocalizations.of(context)!.confirmCancel),
+        ),
+        TextButton(
+          onPressed: _isSubmitting ? null : () => doDeletion(context),
+          child: Text(AppLocalizations.of(context)!.confirmOkay),
+        ),
+      ],
+    );
+  }
+}