Insparkspokalen-ui/lib/homeFeed/usersHomeScreen/addPostDialog.dart

import 'dart:io';

import 'package:flutter/material.dart';
import 'package:image_picker/image_picker.dart';
import 'package:insparkspokalen_ui/models/postModel.dart';
import 'package:insparkspokalen_ui/models/teamModel.dart';
import 'package:insparkspokalen_ui/models/missionModel.dart';
import 'package:insparkspokalen_ui/services/backend/feedService.dart';
import 'package:insparkspokalen_ui/services/image_service.dart';
import 'package:insparkspokalen_ui/services/googleAuthService.dart';
import 'package:insparkspokalen_ui/services/locationService.dart';

void showAddPostDialog(
  BuildContext context, {
  required FeedService feedService,
  required List<TeamModel> teamItems,
  required ImageService imageService,
  required List<MissionModel> missions,
  required Future<void> Function() onPostAdded,
}) {
  final TextEditingController textController = TextEditingController();
  final locationService = LocationService(
    'AIzaSyDoaswxc9QOjMX_xY8jF4P0zAENjLlXVl4',
  );

  File? selectedImage;
  MissionModel? selectedMission;

  showDialog(
    context: context,
    builder: (context) {
      bool isPosting = false; // Flagga som kontrollerar om inläggen är pågående för att stoppa button spam crashes
      return StatefulBuilder(
        builder: (context, setState) {
          return AlertDialog(
            backgroundColor: Colors.white,
            shape: RoundedRectangleBorder(
              borderRadius: BorderRadius.circular(12),
            ),
            title: const Text("Nytt inlägg"),
            content: SingleChildScrollView(
              child: Column(
                mainAxisSize: MainAxisSize.min,
                children: [
                  TextField(
                    controller: textController,
                    style: const TextStyle(color: Colors.black),
                    decoration: const InputDecoration(
                      hintText: "Skriv din information här",
                      hintStyle: TextStyle(color: Colors.grey),
                    ),
                    maxLines: 3,
                  ),
                  const SizedBox(height: 10),
                  missions.isNotEmpty
                      ? DropdownButton<MissionModel>(
                        value: selectedMission,
                        hint: const Text("Välj uppdrag"),
                        isExpanded: true,
                        items:
                            missions.map((mission) {
                              return DropdownMenuItem(
                                value: mission,
                                child: Text(mission.name),
                              );
                            }).toList(),
                        onChanged: (value) {
                          setState(() {
                            selectedMission = value;
                          });
                        },
                      )
                      : const CircularProgressIndicator(),
                  const SizedBox(height: 10),
                  selectedImage != null
                      ? Image.file(selectedImage!, height: 150)
                      : const Text("Ingen bild vald"),
                  TextButton.icon(
                    onPressed: () async {
                      final pickedFile = await ImagePicker().pickImage(
                        source: ImageSource.gallery,
                      );
                      if (pickedFile != null) {
                        setState(() {
                          selectedImage = File(pickedFile.path);
                        });
                      }
                    },
                    icon: const Icon(Icons.image, color: Color(0xFF111111)),
                    label: const Text(
                      "Välj bild",
                      style: TextStyle(color: Color(0xFF111111)),
                    ),
                  ),
                  TextButton.icon(
                    onPressed: () async {
                      final pickedFile = await ImagePicker().pickImage(
                        source: ImageSource.camera,
                      );
                      if (pickedFile != null) {
                        setState(() {
                          selectedImage = File(pickedFile.path);
                        });
                      }
                    },
                    icon: const Icon(
                      Icons.camera_alt,
                      color: Color(0xFF111111),
                    ),
                    label: const Text(
                      "Ta bild",
                      style: TextStyle(color: Color(0xFF111111)),
                    ),
                  ),
                  const SizedBox(height: 10),
                  const Divider(color: Color(0xFF111111)),
                ],
              ),
            ),
            actions: [
              TextButton(
                onPressed: () {
                  textController.clear();
                  Navigator.pop(context);
                },
                child: const Text(
                  "Avbryt",
                  style: TextStyle(color: Colors.black),
                ),
              ),
              ElevatedButton(
                onPressed: isPosting
                    ? null // Disable the button
                    : () async {
                  setState(() => isPosting = true); // Set flag -> Start loading

                  final account = GoogleAuthService.getCurrentUser();
                  if (account == null) {
                    ScaffoldMessenger.of(context).showSnackBar(
                      const SnackBar(
                        content: Text("Du måste vara inloggad för att posta."),
                      ),
                    );
                    setState(() => isPosting = false);
                    return;
                  }

                  final email = account.email;

                  TeamModel? team;
                  try {
                    team = teamItems.firstWhere(
                          (t) => t.userEmails.contains(email),
                    );
                  } catch (e) {
                    team = null;
                  }


                  String? filename;
                  String? fileUrl;

                  if (selectedImage != null) {
                    filename = selectedImage!.path.split('/').last;
                    fileUrl = await imageService.upload(
                      XFile(selectedImage!.path),
                    );
                  }

                  final locationData =
                  await locationService.getCurrentLocationAndAddress();

                  final post = PostModel(
                    title: "",
                    body: textController.text,
                    filename: filename,
                    filetype: fileUrl,
                    time: DateTime.now(),
                    locationname: locationData["place"],
                    latitude: locationData["latitude"],
                    longitude: locationData["longitude"],
                    points: selectedMission?.points ?? 0,
                    teamid: account.teamId,
                    missionid: selectedMission?.id,
                  );
                  try {
                    await feedService.addPost(post);
                    // rawait feedService.loadPosts();
                    Navigator.pop(context);
                    ScaffoldMessenger.of(context).showSnackBar(
                      const SnackBar(content: Text("Inlägg skapades!")),
                    );
                    await onPostAdded();
                  } catch (e) {
                    ScaffoldMessenger.of(context).showSnackBar(
                      SnackBar(content: Text("Fel: $e")),
                    );
                  } finally {
                    setState(() => isPosting = false); // Reset the flag
                  }
                },
                child: isPosting
                    ? const SizedBox(
                  height: 16,
                  width: 16,
                  child: CircularProgressIndicator(strokeWidth: 2),
                )
                    : const Text("Publicera"),
              ),
            ],
          );
        },
      );
    },
  );
}