Feature/chatgpt integration

.github/workflows/push-playstore.yaml

@@ -24,7 +24,7 @@ jobs:
           track: zest
           status: completed
           # status: completed
-          changesNotSentForReview: true
+          changesNotSentForReview: false
           # inAppUpdatePriority: 2
           # whatsNewDirectory: distribution/whatsnew
           # mappingFile: app/build/outputs/mapping/release/mapping.txt

frontend/lib/recipes/screens/recipe_edit.dart

@@ -1,7 +1,9 @@
 import 'dart:convert';
+import 'dart:io';
 import 'dart:math';
 
 import 'package:country_flags/country_flags.dart';
+import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_form_builder/flutter_form_builder.dart';
@@ -10,6 +12,7 @@ import 'package:form_builder_extra_fields/form_builder_extra_fields.dart';
 import 'package:flutter_hooks/flutter_hooks.dart';
 import 'package:go_router/go_router.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:zest/chatgpt/api.dart';
 import 'package:zest/config/constants.dart';
 
 import 'package:zest/recipes/controller/edit_controller.dart';
@@ -285,7 +288,66 @@ class RecipeEditWideWidget extends HookConsumerWidget {
                           }
                         },
                       ),
-                    )
+                    ),
+                  if (recipeId == null)
+                    IconButton(
+                        onPressed: () async {
+                          FilePickerResult? result =
+                              await FilePicker.platform.pickFiles(
+                            type: FileType.custom,
+                            allowedExtensions: ['pdf'],
+                          );
+
+                          if (result == null ||
+                              result.files.single.path == null) {
+                            return;
+                          }
+
+                          // File file = File(
+                          //     "/home/dbadrian/Downloads/Pasta alla Norma_sizilianisch-1.pdf"); //result.files.single.path!);
+                          // // debugPrint(result.files.single.path!);
+
+                          final pdfText = await ref
+                              .read(chatGPTApiServiceProvider)
+                              .getPDFtext(File(result.files.single.path!));
+                          debugPrint(pdfText);
+
+                          final assistantId = await ref
+                              .read(chatGPTApiServiceProvider)
+                              .createAssistant();
+                          debugPrint(assistantId);
+
+                          if (assistantId == null) {
+                            return;
+                          }
+
+                          // final uploadedFileId = await ref
+                          //     .read(chatGPTApiServiceProvider)
+                          //     .uploadPDF(file);
+                          // if (uploadedFileId == null) {
+                          //   return;
+                          // }
+
+                          // Upload the PDF to OpenAI
+                          final ret = await ref
+                              .read(chatGPTApiServiceProvider)
+                              .analyzeRecipePDF(pdfText, assistantId);
+                          debugPrint(ret);
+
+                          if (ret == null) {
+                            return;
+                          }
+
+                          final json = jsonDecode(
+                              ret); // Attempt to decode the JSON string
+                          // debugPrint(json);
+                          ref
+                              .read(recipeEditControllerProvider(recipeId,
+                                      draftId: draftId)
+                                  .notifier)
+                              .fillRecipeFromJSON(json);
+                        },
+                        icon: Icon(Icons.file_upload))
                   // TextButton(
                   //   child: Text("ADD FROM JSON"),
                   //   onPressed: () {},

frontend/lib/settings/settings_provider.dart

@@ -15,7 +15,8 @@ part 'settings_provider.g.dart';
 // Keys for basic settings
 const _languageKey = 'settings_language';
 const _searchAllLanguagesKey = 'settings_search_all_languages_key';
-const apiUrlKey = 'settings_api_url';
+const _apiUrlKey = 'settings_api_url';
+const _chatGPTAPIKey = 'settings_chat_gpt_key';
 
 const _themeUseDarkThemeKey = 'settings_useDarkTheme';
 const _themeBaseColorKey = 'settings_themeBaseColor';
@@ -42,6 +43,7 @@ class SettingsStateData with _$SettingsStateData {
     // API Related
     @Default(DEFAULT_API_URL) apiUrl,
     @Default(false) bool apiUrlDirty,
+    @Default("") chatGPTKey,
 
     // Advanced Settings
     @Default(false) bool showAdvancedSettings,
@@ -87,6 +89,10 @@ class Settings extends _$Settings {
     state = state.copyWith.dirty(apiUrl: apiUrl, apiUrlDirty: true);
   }
 
+  void setChatGPTAPIKey(String chatGPTKey) {
+    state = state.copyWith.dirty(chatGPTKey: chatGPTKey);
+  }
+
   void setShowAdvancedSettings(bool showAdvancedSettings) {
     state = state.copyWith.dirty(showAdvancedSettings: showAdvancedSettings);
   }
@@ -103,9 +109,11 @@ class Settings extends _$Settings {
     // Advanced
     final showAdvancedSettings =
         prefs.getBool(_showAdvancedSettingsKey) ?? false;
-    final apiUrl = prefs.getString(apiUrlKey) ?? DEFAULT_API_URL;
+    final apiUrl = prefs.getString(_apiUrlKey) ?? DEFAULT_API_URL;
     final apiUrlDirty = false;
 
+    final chatGPTKey = prefs.getString(_chatGPTAPIKey) ?? "";
+
     final gt = SettingsStateData(
       useDarkTheme: useDarkTheme,
       pickerColor: Color(pickerColor),
@@ -115,6 +123,7 @@ class Settings extends _$Settings {
       showAdvancedSettings: showAdvancedSettings,
       apiUrl: apiUrl,
       apiUrlDirty: apiUrlDirty,
+      chatGPTKey: chatGPTKey,
     );
 
     return SettingsState(current: gt, dirty: gt);
@@ -145,7 +154,9 @@ class Settings extends _$Settings {
     prefs.setBool(_searchAllLanguagesKey, state.dirty.searchAllLanguages);
     // Advanced
     prefs.setBool(_showAdvancedSettingsKey, state.dirty.showAdvancedSettings);
-    prefs.setString(apiUrlKey, state.dirty.apiUrl);
+    prefs.setString(_apiUrlKey, state.dirty.apiUrl);
+
+    prefs.setString(_chatGPTAPIKey, state.dirty.chatGPTKey);
 
     state = state.copyWith(current: state.dirty);
   }

frontend/lib/settings/settings_screen.dart

@@ -304,10 +304,58 @@ class APIFieldWidget extends HookConsumerWidget {
   }
 }
 
+class ChatGPTFieldWidget extends HookConsumerWidget {
+  const ChatGPTFieldWidget({super.key});
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    final settings = ref.watch(settingsProvider.notifier);
+    final chatGPTKey =
+        ref.watch(settingsProvider.select((s) => s.dirty.chatGPTKey));
+    final TextEditingController chatGPTKeyCtrl = useTextEditingController();
+
+    final double screenWidth = MediaQuery.of(context).size.width;
+
+    // The following updates the text-editing controller with the current value
+    // but it will also reset the cursor position to the end of the text
+    // hence we need to cache the position -> seleciton
+    final cacheSelection = chatGPTKeyCtrl.selection;
+    chatGPTKeyCtrl.text = chatGPTKey; // to refresh the text on changes
+    chatGPTKeyCtrl.selection = TextSelection.fromPosition(TextPosition(
+        offset: min(chatGPTKeyCtrl.text.length, cacheSelection.baseOffset)));
+
+    return ListTile(
+      leading: const Icon(Icons.connect_without_contact),
+      title: const Text("API"),
+      trailing: ConstrainedBox(
+        constraints:
+            BoxConstraints(minWidth: 40, maxWidth: max(250, screenWidth * 0.5)),
+        child: Row(
+          children: [
+            Expanded(
+              child: TextFormField(
+                controller: chatGPTKeyCtrl,
+                onChanged: ((value) => settings.setChatGPTAPIKey(value)),
+                // controller: ref.apiAddressCtrl,
+                decoration: InputDecoration(
+                  // border: OutlineInputBorder(),
+                  hintText: 'Chat GPT API Key',
+                ),
+                textAlign: TextAlign.center,
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}
+
 Widget _buildAdvancedSettingsImpl(ref) {
   return const Column(
     children: [
       APIFieldWidget(),
+      ChatGPTFieldWidget(),
     ],
   );
 }

frontend/macos/Flutter/GeneratedPluginRegistrant.swift

@@ -6,6 +6,7 @@ import FlutterMacOS
 import Foundation
 
 import downloadsfolder
+import file_picker
 import flutter_secure_storage_macos
 import package_info_plus
 import path_provider_foundation
@@ -18,6 +19,7 @@ import window_manager
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   DownloadsfolderPlugin.register(with: registry.registrar(forPlugin: "DownloadsfolderPlugin"))
+  FilePickerPlugin.register(with: registry.registrar(forPlugin: "FilePickerPlugin"))
   FlutterSecureStoragePlugin.register(with: registry.registrar(forPlugin: "FlutterSecureStoragePlugin"))
   FPPPackageInfoPlusPlugin.register(with: registry.registrar(forPlugin: "FPPPackageInfoPlusPlugin"))
   PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))