import 'dart:io';

import 'package:ente_auth/l10n/l10n.dart';
import 'package:ente_auth/ui/components/buttons/button_widget.dart';
import 'package:ente_auth/ui/components/dialog_widget.dart';
import 'package:ente_auth/ui/components/models/button_type.dart';
import 'package:flutter/material.dart';
import 'package:logging/logging.dart';
import 'package:share_plus/share_plus.dart';

Future<void> shareDialog(
  BuildContext context,
  String title, {
  required Function saveAction,
  required Function sendAction,
}) async {
  final l10n = context.l10n;
  await showDialogWidget(
    context: context,
    title: title,
    body: Platform.isLinux || Platform.isWindows
        ? l10n.saveOnlyDescription
        : l10n.saveOrSendDescription,
    buttons: [
      ButtonWidget(
        isInAlert: true,
        buttonType: ButtonType.neutral,
        labelText: l10n.save,
        buttonAction: ButtonAction.first,
        shouldSurfaceExecutionStates: false,
        onTap: () async {
          await saveAction();
        },
      ),
      if (!Platform.isWindows && !Platform.isLinux)
        ButtonWidget(
          isInAlert: true,
          buttonType: ButtonType.secondary,
          labelText: l10n.send,
          buttonAction: ButtonAction.second,
          onTap: () async {
            await sendAction();
          },
        ),
      ButtonWidget(
        isInAlert: true,
        buttonType: ButtonType.secondary,
        labelText: l10n.cancel,
        buttonAction: ButtonAction.cancel,
      ),
    ],
  );
}

Rect _sharePosOrigin(BuildContext? context, GlobalKey? key) {
  late final Rect rect;
  if (context != null) {
    rect = shareButtonRect(context, key);
  } else {
    rect = const Offset(20.0, 20.0) & const Size(10, 10);
  }
  return rect;
}

/// Returns the rect of button if context and key are not null
/// If key is null, returned rect will be at the center of the screen
Rect shareButtonRect(BuildContext context, GlobalKey? shareButtonKey) {
  Size size = MediaQuery.sizeOf(context);
  final RenderObject? renderObject =
      shareButtonKey?.currentContext?.findRenderObject();
  RenderBox? renderBox;
  if (renderObject != null && renderObject is RenderBox) {
    renderBox = renderObject;
  }
  if (renderBox == null) {
    return Rect.fromLTWH(0, 0, size.width, size.height / 2);
  }
  size = renderBox.size;
  final Offset position = renderBox.localToGlobal(Offset.zero);
  return Rect.fromCenter(
    center: position + Offset(size.width / 2, size.height / 2),
    width: size.width,
    height: size.height,
  );
}

Future<ShareResult> shareText(
  String text, {
  BuildContext? context,
  GlobalKey? key,
}) async {
  try {
    final sharePosOrigin = _sharePosOrigin(context, key);
    return Share.share(
      text,
      sharePositionOrigin: sharePosOrigin,
    );
  } catch (e, s) {
    Logger("ShareUtil").severe("failed to share text", e, s);
    return ShareResult.unavailable;
  }
}