import {Component, Inject, OnInit} from '@angular/core';
import {TaskEditorData} from "../task-editor/TaskEditorData";
import {TaskEntityInfo, TaskgroupService, TaskService} from "../../../api";
import {MAT_DIALOG_DATA, MatDialogRef} from "@angular/material/dialog";
import {MatSnackBar} from "@angular/material/snack-bar";

export interface ClearTaskDialogData {
  taskgroupID: number | undefined,
  parentTaskID: number | undefined
  tasks: TaskEntityInfo[],
  subtasks: boolean
}
@Component({
  selector: 'app-clear-task-dialog',
  templateUrl: './clear-task-dialog.component.html',
  styleUrls: ['./clear-task-dialog.component.css']
})
export class ClearTaskDialogComponent implements OnInit{

  finishedTasks: number = 0;
  unfinishedTasks: number = 0;
  overdueTasks: number = 0;
  upcomingTasks: number = 0;

  constructor(@Inject(MAT_DIALOG_DATA) public editorData: ClearTaskDialogData,
              private taskgroupService: TaskgroupService,
              private dialogRef: MatDialogRef<ClearTaskDialogComponent>,
              private snackbar: MatSnackBar,
              private taskService: TaskService) {
  }

  ngOnInit(): void {
    this.editorData.tasks.forEach(task => {
      if(task.overdue) {
        this.overdueTasks +=1;
      } else {
        this.upcomingTasks += 1;
      }

      if(task.finished) {
        this.finishedTasks += 1;
      } else {
        this.unfinishedTasks += 1;
      }
    })
  }


  cancel() {

  }

  clearTasks() {
    if(this.editorData.subtasks) {
      this.taskService.tasksTaskIDSubtasksDelete(this.editorData.parentTaskID!).subscribe({
        next: resp => {
          if(resp.status == "success") {
            const deletedTasks = this.editorData.tasks;
            this.dialogRef.close(deletedTasks);
          }
        },
        error: err => {
          if(err.status == 403) {
            this.snackbar.open("No permission", "", {duration: 2000});
          } else if(err.status == 404) {
            this.snackbar.open("Not found", "", {duration: 2000});
          } else {
            this.snackbar.open("Unexpected error", "", {duration: 2000});
          }
        }
      })
    } else {
      this.taskgroupService.taskgroupsTaskgroupIDClearDelete(this.editorData.taskgroupID!).subscribe({
        next: resp => {
          if(resp.status == "success") {
            const deletedTasks = this.editorData.tasks;
            this.dialogRef.close(deletedTasks);
          }
        },
        error: err => {
          if(err.status == 403) {
            this.snackbar.open("No permission", "", {duration: 2000});
          } else if(err.status == 404) {
            this.snackbar.open("Not found", "", {duration: 2000});
          } else {
            this.snackbar.open("Unexpected error", "", {duration: 2000});
          }
        }
      })
    }

  }
}