/*
* Copyright (c) 2024 Shenzhen Kaihong Digital Industry Development Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import * as vscode from 'vscode';
import { Dts2cppMod } from "../model/dts2cppmod";
import { IModel } from "../model/imodel";
import { IView } from "./iview";
import { 
  EVENT_ERROR,
  EVENT_INFORMATION,
  EVENT_PROGRESS,
  EVENT_WARNING
} from '../common/eventtype';
import { IController } from '../controller/icontroller';
import { toastMsg } from '../common/widget';

export class Dts2cppView extends IView {
  name: string;
  model: IModel;
  controller: IController | undefined;
  progress: vscode.Progress<{ message?: string; increment?: number; }> | undefined = undefined;
  constructor() {
    super();
    this.name = 'dts2cppview';
    this.model = Dts2cppMod.getInstance();
  }

  init(controller: IController): void {
    this.controller = controller;

    this.model.onEvent(EVENT_PROGRESS, (percent, info) => {
      if (this.progress) {
        this.progress.report({ increment: percent, message: info })
      }
    })
    this.model.onEvent(EVENT_ERROR, (errno, errmsg) => {
      vscode.window.showErrorMessage(errmsg);
    })
    this.model.onEvent(EVENT_WARNING, (errno, errmsg) => {
      vscode.window.showWarningMessage(errmsg);
    })
  }

  showProgress(): void {
    try {
      vscode.window.withProgress({
        location: vscode.ProgressLocation.Notification,
        title: "Generating CPP...",
        cancellable: false
      }, async (progress: vscode.Progress<{ message?: string; increment?: number; }>) => {
        this.progress = progress;
        if (this.controller) {
          this.controller.start();
        }
      })
    } catch (error) {
      let errmsg = this.name + " showProgress error: " + JSON.stringify(error);
      toastMsg(EVENT_ERROR, errmsg);
    }
        
  }
  
  showMsg(event: string, msg: string): void {
    toastMsg(event, msg);
  }
}