import 'package:fforte/enums/databases.dart';
import 'package:fforte/screens/helper/snack_bar_helper.dart';
import 'package:fforte/screens/sharedMethods/http_request.dart';
import 'package:fforte/screens/sharedMethods/save_file.dart';
import 'package:fforte/screens/sharedMethods/save_template.dart';
import 'package:fforte/screens/sharedMethods/save_main_entry.dart';
import 'package:flutter/material.dart';
import 'package:fforte/l10n/app_localizations.dart';
import 'package:geolocator/geolocator.dart';

class AddEntriesDialogHelper {
  // Function to show the dialog where the user has to choose if he want to safe his values as a template
  static Future<void> showTemplateDialog(
    BuildContext context,
    Map<String, String> saveData,
    DatabasesEnum dbType,
  ) async {
    return showDialog(
      context: context,
      barrierDismissible: false,
      builder: (BuildContext context) {
        return AlertDialog(
          title: Text(AppLocalizations.of(context)!.fieldEmpty),
          actions: <Widget>[
            TextButton(
              onPressed: () {
                Navigator.of(context).pop();
              },
              child: Text(AppLocalizations.of(context)!.cancel),
            ),
            TextButton(
              onPressed: () {
                saveTemplate(saveData, dbType);
                Navigator.pushNamedAndRemoveUntil(
                  context,
                  '/home',
                  (route) => false,
                );
              },
              child: Text(AppLocalizations.of(context)!.template),
            ),
          ],
        );
      },
    );
  }

  static Future<dynamic> showServerErrorDialog(
    BuildContext context,
    Map<String, String> saveData,
    bool isTemplate,
    DatabasesEnum dbType,
  ) {
    bool isLoading = false;

    return showDialog(
      context: context,
      builder: (context) {
        return StatefulBuilder(
          builder: (BuildContext context, StateSetter setState) {
            return AlertDialog(
              title: Text(AppLocalizations.of(context)!.servererrortitle),
              content:
                  isLoading
                      ? const SizedBox(
                        height: 100,
                        child: Center(child: CircularProgressIndicator()),
                      )
                      : null,
              actions: [
                if (!isLoading)
                  TextButton(
                    onPressed: () async {
                      setState(() => isLoading = true);
                      int errorCode = await HttpRequest.httpRequest(
                        saveDataMap: saveData,
                      );
                      setState(() => isLoading = false);

                      if (errorCode == 201 && context.mounted) {
                        Navigator.pop(context);
                        // saveData(true);
                        SaveMainEntryMethod.saveEntry(
                          entryData: saveData,
                          isTemplate: isTemplate,
                          dbType: dbType,
                        );
                        showSuccessDialog(context);
                      }
                    },
                    child: Text(AppLocalizations.of(context)!.sendagain),
                  ),
                if (!isLoading)
                  TextButton(
                    onPressed: () {
                      Navigator.pop(context);
                    },
                    child: Text(AppLocalizations.of(context)!.cancel),
                  ),
              ],
            );
          },
        );
      },
    );
  }

  static Future<bool> showSaveOptionsDialog(
    BuildContext context,
    Map<String, String> saveData,
    bool isTemplate,
    DatabasesEnum dbType,
  ) async {
    bool isLoading = false;
    bool pop = false;

    await showDialog(
      context: context,
      barrierDismissible: false,
      builder: (BuildContext context) {
        return StatefulBuilder(
          builder: (context, setState) {
            return AlertDialog(
              title:
                  isLoading
                      ? Text(AppLocalizations.of(context)!.loading)
                      : Text(AppLocalizations.of(context)!.savemethod),
              content:
                  isLoading
                      ? const SizedBox(
                        height: 100,
                        child: Center(child: CircularProgressIndicator()),
                      )
                      : null,
              actions: [
                if (!isLoading)
                  TextButton(
                    onPressed: () async {
                      pop = true;
                      setState(() => isLoading = true);
                      saveTemplate(saveData, dbType);
                      Navigator.pushNamedAndRemoveUntil(
                        context,
                        '/home',
                        (route) => false,
                      );

                      if (context.mounted) {
                        SnackBarHelper.showSnackBarMessage(
                          context,
                          AppLocalizations.of(context)!.erfolgreich,
                      );
                    }
                    },
                    child: Text(AppLocalizations.of(context)!.template),
                  ),
                if (!isLoading)
                  TextButton(
                    onPressed: () async {
                      setState(() => isLoading = true);
                      int errorCode = await HttpRequest.httpRequest(
                        saveDataMap: saveData,
                      );
                      setState(() => isLoading = false);

                      if (errorCode != 201 || !context.mounted) {
                        SaveMainEntryMethod.saveEntry(
                          entryData: saveData,
                          isTemplate: isTemplate,
                          dbType: dbType,
                        );
                        if (context.mounted) {
                          AddEntriesDialogHelper.showServerErrorDialog(
                            context,
                            saveData,
                            isTemplate,
                            dbType,
                          );
                        }
                      } else {
                        SaveMainEntryMethod.saveEntry(
                          entryData: saveData,
                          isTemplate: isTemplate,
                          dbType: dbType,
                          sent: true,
                        );
                        showSuccessDialog(context);
                        pop = true;
                      }
                    },
                    child: Text(AppLocalizations.of(context)!.sendtoserver),
                  ),
                if (!isLoading)
                  TextButton(
                    onPressed: () async {
                      setState(() => isLoading = true);

                      try {
                        int id = await SaveMainEntryMethod.saveEntry(
                          entryData: saveData,
                          isTemplate: isTemplate,
                          dbType: dbType,
                        );
                        try {
                          if (context.mounted) {
                            await SaveFileMethod.saveFile(
                              saveData,
                              id,
                              dbType == DatabasesEnum.place
                                  ? AppLocalizations.of(context)!.justplace
                                  : AppLocalizations.of(context)!.excursion,
                              dbType,
                            );
                            if (context.mounted) {
                              Navigator.of(context).pop();
                              SnackBarHelper.showSnackBarMessage(
                                context,
                                AppLocalizations.of(context)!.erfolgreich,
                              );
                            }
                            pop = true;
                          }
                        } catch (_) {
                          // User cancelled the dialog
                        }
                        setState(() => isLoading = false);
                      } catch (e) {
                        if (context.mounted) {
                          Navigator.pop(context);
                          SnackBarHelper.showSnackBarMessage(
                            context,
                            AppLocalizations.of(context)!.savefilefailed,
                          );
                        }
                      }
                    },
                    child: Text(AppLocalizations.of(context)!.saveasfile),
                  ),
                if (!isLoading)
                  TextButton(
                    onPressed: () {
                      try {
                        SaveMainEntryMethod.saveEntry(
                          entryData: saveData,
                          isTemplate: isTemplate,
                          dbType: dbType,
                        );
                        Navigator.pushNamedAndRemoveUntil(
                          context,
                          '/home',
                          (route) => false,
                        );
                        pop = true;
                        if (context.mounted) {
                          SnackBarHelper.showSnackBarMessage(
                            context,
                            AppLocalizations.of(context)!.erfolgreich,
                          );
                        }
                      } catch (e) {
                        debugPrint(e.toString());
                      }
                    },
                    child: Text(AppLocalizations.of(context)!.justsave),
                  ),
                if (!isLoading)
                  TextButton(
                    onPressed: () {
                      Navigator.pop(context);
                    },
                    child: Text(AppLocalizations.of(context)!.cancel),
                  ),
              ],
            );
          },
        );
      },
    );

    return pop;
  }

  static Future<void> showSuccessDialog(BuildContext context) async {
    return showDialog(
      context: context,
      builder: (context) {
        return AlertDialog(
          title: Text(AppLocalizations.of(context)!.successful),
          actions: [
            TextButton(
              onPressed: () {
                Navigator.pushNamedAndRemoveUntil(
                  context,
                  '/home',
                  (route) => false,
                );
              },
              child: Text(AppLocalizations.of(context)!.continueB),
            ),
          ],
        );
      },
    );
  }

  static void locationSettingsDialog(BuildContext context) async {
    return showDialog(
      context: context,
      barrierDismissible: true,
      builder: (BuildContext context) {
        return AlertDialog(
          content: Text(AppLocalizations.of(context)!.needsAlwaysLocation),
          actions: [
            TextButton(
              onPressed: () {
                Geolocator.openAppSettings();
                Navigator.pop(context);
              },
              child: Text("Ok"),
            ),
            TextButton(
              onPressed: () {
                Navigator.of(context).pop();
              },
              child: Text(AppLocalizations.of(context)!.cancel),
            ),
          ],
        );
      },
    );
  }

  static Future<bool> deleteCompleteRouteDialog(BuildContext context) async {
    bool confirmed = false;

    await showDialog(
      context: context,
      barrierDismissible: true,
      builder: (BuildContext context) {
        return AlertDialog(
          title: Text(AppLocalizations.of(context)!.deleteEverything),
          content: SingleChildScrollView(
            child: ListBody(
              children: <Widget>[
                Text(AppLocalizations.of(context)!.deleteWholeRouteBody),
              ],
            ),
          ),
          actions: [
            TextButton(
              onPressed: () {
                confirmed = true;
                Navigator.of(context).pop();
              },
              child: Text("Ok"),
            ),
            TextButton(
              onPressed: () => {Navigator.of(context).pop()},
              child: Text(AppLocalizations.of(context)!.cancel),
            ),
          ],
        );
      },
    );

    return confirmed;
  }
}