import { Component, Input, Output, EventEmitter, OnInit } from '@angular/core';
import { CommonModule } from '@angular/common';
import { Router } from '@angular/router';
import { FormsModule } from '@angular/forms';
import { MatSelectModule } from '@angular/material/select';
import { MatInputModule } from '@angular/material/input';
import { MatFormFieldModule } from '@angular/material/form-field';
import { MatButtonModule } from '@angular/material/button';
import { MatIconModule } from '@angular/material/icon';
import { MatProgressSpinnerModule } from '@angular/material/progress-spinner';
import { AgentService } from '../services/agent.service';
import { SessionService } from '../services/session.service';


import { MenuService } from '../services/menu.service';
import { ProjectCreateRequest } from '../models/session.model';

@Component({
  selector: 'app-new-project-modal',
  standalone: true,
  imports: [
    CommonModule,
    FormsModule,
    MatSelectModule,
    MatInputModule,
    MatFormFieldModule,
    MatButtonModule,
    MatIconModule,
    MatProgressSpinnerModule
  ],
  templateUrl: './new-project-modal.component.html',
  styleUrl: './new-project-modal.component.scss'
})
export class NewProjectModalComponent implements OnInit {
  @Input() visible = false;
  @Output() visibleChange = new EventEmitter<boolean>();
  @Output() projectCreated = new EventEmitter<any>();
  
  agents: {value: string, label: string}[] = [];
  projectData: ProjectCreateRequest = {
    title: '',
    agent_name: '',
    description: ''
  };
  isLoading = false;
  
  constructor(
    private agentService: AgentService,
    private sessionService: SessionService,

    private menuService: MenuService,
    private router: Router
  ) {}
  
  ngOnInit() {
    this.loadAgents();
  }
  
  loadAgents() {
    this.agentService.getAgentOptions().subscribe({
      next: (agents) => {
        this.agents = agents;
        // 设置默认智能体
        if (agents.length > 0 && !this.projectData.agent_name) {
          this.projectData.agent_name = agents[0].value;
        }
      },
      error: (error) => {
        console.error('加载智能体列表失败:', error);
        // 使用本地映射作为备选
        this.agents = Object.entries(this.agentService.getAgentDisplayName('')).map(([value, label]) => ({
          value,
          label
        }));
      }
    });
  }
  
  createProject() {
    if (!this.projectData.title.trim() || !this.projectData.agent_name) {
      return;
    }
    
    this.isLoading = true;
    
    // 生成项目ID
    const projectId = `proj_${crypto.randomUUID()}`;
    const request: ProjectCreateRequest = {
      ...this.projectData,
      project_id: projectId
    };
    
    this.sessionService.createProject(request).subscribe({
      next: (session) => {
        console.log('项目创建成功:', session);
        this.isLoading = false;
        
        // 通知父组件
        this.projectCreated.emit(session);
        this.close();
        this.resetForm();
      },
      error: (error) => {
        console.error('创建项目失败:', error);
        alert(`创建项目失败: ${error.message}`);
        this.isLoading = false;
      }
    });
  }
  
  close() {
    this.visible = false;
    this.visibleChange.emit(false);
    this.resetForm();
  }
  
  resetForm() {
    this.projectData = {
      title: '',
      agent_name: this.agents.length > 0 ? this.agents[0].value : '',
      description: ''
    };
  }
}