dialog_utils.dart
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import 'dart:async';
import 'package:doublefeel_flutter/app/actions/dialog_action.dart';
import 'package:doublefeel_flutter/app/models/action_result.dart';
import 'package:doublefeel_flutter/app/models/dialog_meta_data.dart';
import 'package:doublefeel_flutter/app/models/input_dialog_meta_data.dart';
import 'package:doublefeel_flutter/app/widget/common_dialog_view.dart';
import 'package:doublefeel_flutter/app/widget/common_input_dialog_view.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
class DialogUtils {
DialogUtils._();
static Future<ActionResult<A, R>> showDialog<A, R>(
Widget Function(R?, ValueChanged<ActionResult<A, R>>) viewBuilder,
R? data, {
bool needClose = true,
bool barrierDismissible = true,
bool? backDismissible,
Color? barrierColor,
A? dismissAction,
}) {
final completer = Completer<ActionResult<A, R>>();
void complete(ActionResult<A, R> actionResult) {
if (!completer.isCompleted) {
completer.complete(actionResult);
}
}
final dialogView = PopScope(
canPop: backDismissible ?? barrierDismissible,
child: viewBuilder(data, (actionResult) {
complete(actionResult);
if (needClose && Get.isDialogOpen == true) {
Get.back<void>();
}
}),
);
Get.dialog<void>(
dialogView,
barrierColor:
barrierColor ?? const Color(0xFF000000).withValues(alpha: 0.70),
barrierDismissible: barrierDismissible,
).then((_) {
complete(
ActionResult<A, R>(
action: dismissAction,
data: data,
),
);
});
return completer.future;
}
static Future<ActionResult<DialogAction, DialogMetaData>> showCommonDialog(
DialogMetaData dialogMetaData, {
bool? needClose,
bool? dismissible,
bool? barrierDismissible,
bool? backDismissible,
Color? barrierColor,
}) {
final defaultDismissible = dismissible ?? dialogMetaData.isCancelable;
final canDismissByBarrier = barrierDismissible ?? defaultDismissible;
final canDismissByBack = backDismissible ?? defaultDismissible;
return showDialog<DialogAction, DialogMetaData>(
(data, callback) {
return CommonDialogView(
dialogMetaData: dialogMetaData,
onAction: callback,
);
},
dialogMetaData,
needClose: needClose ?? true,
barrierDismissible: canDismissByBarrier,
backDismissible: canDismissByBack,
barrierColor: barrierColor,
dismissAction: DialogAction.dismiss,
);
}
static Future<ActionResult<DialogAction, String>> showInputDialog(
InputDialogMetaData dialogMetaData, {
bool? needClose,
bool? dismissible,
bool? barrierDismissible,
bool? backDismissible,
Color? barrierColor,
}) {
final defaultDismissible = dismissible ?? dialogMetaData.isCancelable;
final canDismissByBarrier = barrierDismissible ?? defaultDismissible;
final canDismissByBack = backDismissible ?? defaultDismissible;
final completer = Completer<ActionResult<DialogAction, String>>();
void complete(ActionResult<DialogAction, String> actionResult) {
if (!completer.isCompleted) {
completer.complete(actionResult);
}
}
final dialogView = PopScope(
canPop: canDismissByBack,
child: CommonInputDialogView(
dialogMetaData: dialogMetaData,
onAction: (actionResult) {
complete(actionResult);
if ((needClose ?? true) && Get.isDialogOpen == true) {
Get.back<void>();
}
},
),
);
Get.dialog<void>(
dialogView,
barrierColor:
barrierColor ?? const Color(0xFF000000).withValues(alpha: 0.70),
barrierDismissible: canDismissByBarrier,
).then((_) {
complete(
const ActionResult(
action: DialogAction.dismiss,
),
);
});
return completer.future;
}
}