import { Component, Input, Output, EventEmitter, OnInit } from '@angular/core';
import { CommonModule } from '@angular/common';
import { FormsModule } from '@angular/forms';
import { DesignerTeamAssignmentModalComponent } from '../designer-team-assignment-modal/designer-team-assignment-modal.component';

export interface Designer {
  id: string;
  name: string;
  avatar?: string;
  teamId: string;
  teamName: string;
  isTeamLeader: boolean;
  status: 'idle' | 'busy' | 'reviewing';
  idleDays: number;
  recentOrders: number;
  lastOrderDate?: string;
  reviewDates: string[]; // 对图日期，这些日期不能安排其他工作
  workload: number; // 当前工作量 (0-100)
  skills: string[]; // 技能标签
  isOnStagnantProject?: boolean; // 是否在停滞期项目中
  isInStagnantProject: boolean; // 是否处于停滞期项目
  availableDates: string[]; // 空闲日期
  // 为了兼容团队分配弹窗与客户服务的日历组件，补充以下字段
  groupId: string; // 对应 teamId
  groupName: string; // 对应 teamName
  isLeader: boolean; // 对应 isTeamLeader
  currentProjects: number; // 当前项目数量
}

export interface ProjectTeam {
  id: string;
  name: string;
  leaderId: string;
  leaderName: string;
  members: Designer[];
}

export interface QuotationAssignment {
  quotationItemId: string;
  quotationItemName: string;
  assignedDesigners: string[];
  estimatedHours?: number;
}

export interface DesignerAssignmentData {
  primaryTeamId: string;
  quotationAssignments: QuotationAssignment[];
  crossTeamCollaborators: string[]; // 跨组合作的设计师ID
  notes?: string;
}

@Component({
  selector: 'app-designer-assignment',
  standalone: true,
  imports: [CommonModule, FormsModule, DesignerTeamAssignmentModalComponent],
  templateUrl: './designer-assignment.component.html',
  styleUrls: ['./designer-assignment.component.scss']
})
export class DesignerAssignmentComponent implements OnInit {
  @Input() quotationItems: any[] = [];
  @Input() initialAssignment?: DesignerAssignmentData;
  @Output() assignmentChange = new EventEmitter<DesignerAssignmentData>();
  @Output() designerClick = new EventEmitter<Designer>();

  showTeamAssignmentModal = false; // 控制弹窗显示
  showDesignerCalendar = false; // 控制设计师日历显示
  selectedDesignerForCalendar: Designer | null = null; // 当前查看日历的设计师

  // 模拟数据 - 实际项目中应该从服务获取
  projectTeams: ProjectTeam[] = [
    {
      id: 'team-1',
      name: '家装设计组',
      leaderId: 'designer-1',
      leaderName: '张组长',
      members: [
        {
          id: 'designer-1',
          name: '张组长',
          teamId: 'team-1',
          teamName: '家装设计组',
          isTeamLeader: true,
          // 为了兼容弹窗与日历组件，补充映射字段
          groupId: 'team-1',
          groupName: '家装设计组',
          isLeader: true,
          currentProjects: 3,
          status: 'busy',
          idleDays: 0,
          recentOrders: 3,
          lastOrderDate: '2024-01-15',
          reviewDates: ['2024-01-20', '2024-01-25'],
          workload: 85,
          skills: ['家装设计', '软装搭配', '项目管理'],
          isOnStagnantProject: false,
          isInStagnantProject: false,
          availableDates: ['2024-01-22', '2024-01-23', '2024-01-24']
        },
        {
          id: 'designer-2',
          name: '李设计师',
          teamId: 'team-1',
          teamName: '家装设计组',
          isTeamLeader: false,
          // 为了兼容弹窗与日历组件，补充映射字段
          groupId: 'team-1',
          groupName: '家装设计组',
          isLeader: false,
          currentProjects: 2,
          status: 'busy',
          idleDays: 0,
          recentOrders: 1,
          lastOrderDate: '2024-01-10',
          reviewDates: [],
          workload: 30,
          skills: ['家装设计', '3D建模'],
          isOnStagnantProject: false,
          isInStagnantProject: false,
          availableDates: ['2024-01-21', '2024-01-22', '2024-01-23', '2024-01-24', '2024-01-25']
        },
        {
          id: 'designer-5',
          name: '赵停滞',
          teamId: 'team-1',
          teamName: '家装设计组',
          isTeamLeader: false,
          // 为了兼容弹窗与日历组件，补充映射字段
          groupId: 'team-1',
          groupName: '家装设计组',
          isLeader: false,
          currentProjects: 4,
          status: 'busy',
          idleDays: 0,
          recentOrders: 1,
          lastOrderDate: '2023-12-20',
          reviewDates: [],
          workload: 90,
          skills: ['家装设计'],
          isOnStagnantProject: true,
          isInStagnantProject: true,
          availableDates: []
        }
      ]
    },
    {
      id: 'team-2',
      name: '工装设计组',
      leaderId: 'designer-3',
      leaderName: '王组长',
      members: [
        {
          id: 'designer-3',
          name: '王组长',
          teamId: 'team-2',
          teamName: '工装设计组',
          isTeamLeader: true,
          // 为了兼容弹窗与日历组件，补充映射字段
          groupId: 'team-2',
          groupName: '工装设计组',
          isLeader: true,
          currentProjects: 2,
          status: 'reviewing',
          idleDays: 0,
          recentOrders: 2,
          lastOrderDate: '2024-01-14',
          reviewDates: ['2024-01-18', '2024-01-22'],
          workload: 70,
          skills: ['工装设计', '商业空间', '项目管理'],
          isOnStagnantProject: false,
          isInStagnantProject: false,
          availableDates: ['2024-01-19', '2024-01-20', '2024-01-21']
        },
        {
          id: 'designer-4',
          name: '赵设计师',
          teamId: 'team-2',
          teamName: '工装设计组',
          isTeamLeader: false,
          // 为了兼容弹窗与日历组件，补充映射字段
          groupId: 'team-2',
          groupName: '工装设计组',
          isLeader: true,
          currentProjects: 2,
          status: 'reviewing',
          idleDays: 0,
          recentOrders: 0,
          lastOrderDate: '2024-01-03',
          reviewDates: [],
          workload: 10,
          skills: ['工装设计', '效果图制作'],
          isOnStagnantProject: false,
          isInStagnantProject: false,
          availableDates: ['2024-01-21', '2024-01-22', '2024-01-23', '2024-01-24', '2024-01-25', '2024-01-26']
        }
      ]
    }
  ];

  assignmentData: DesignerAssignmentData = {
    primaryTeamId: '',
    quotationAssignments: [],
    crossTeamCollaborators: [],
    notes: ''
  };

  selectedTeamId = '';
  showCrossTeamSelection = false;
  availableCrossTeamDesigners: Designer[] = [];

  constructor() {}

  ngOnInit() {
    if (this.initialAssignment) {
      this.assignmentData = { ...this.initialAssignment };
      this.selectedTeamId = this.assignmentData.primaryTeamId;
    }

    // 初始化报价分配
    this.initializeQuotationAssignments();
  }

  // 初始化报价分配
  initializeQuotationAssignments() {
    if (this.quotationItems.length > 0 && this.assignmentData.quotationAssignments.length === 0) {
      this.assignmentData.quotationAssignments = this.quotationItems.map(item => ({
        quotationItemId: item.id,
        quotationItemName: item.name,
        assignedDesigners: [],
        estimatedHours: 0
      }));
    }
  }

  // 选择主要项目组
  selectPrimaryTeam(teamId: string) {
    this.selectedTeamId = teamId;
    this.assignmentData.primaryTeamId = teamId;
    
    // 清空之前的分配
    this.assignmentData.quotationAssignments.forEach(assignment => {
      assignment.assignedDesigners = [];
    });
    
    this.updateAvailableCrossTeamDesigners();
    this.emitAssignmentChange();
  }

  // 获取选中的项目组
  getSelectedTeam(): ProjectTeam | undefined {
    return this.projectTeams.find(team => team.id === this.selectedTeamId);
  }

  // 分配设计师到报价项目
  assignDesignerToQuotation(quotationId: string, designerId: string) {
    const assignment = this.assignmentData.quotationAssignments.find(a => a.quotationItemId === quotationId);
    if (assignment) {
      if (!assignment.assignedDesigners.includes(designerId)) {
        assignment.assignedDesigners.push(designerId);
        this.emitAssignmentChange();
      }
    }
  }

  // 移除设计师分配
  removeDesignerFromQuotation(quotationId: string, designerId: string) {
    const assignment = this.assignmentData.quotationAssignments.find(a => a.quotationItemId === quotationId);
    if (assignment) {
      assignment.assignedDesigners = assignment.assignedDesigners.filter(id => id !== designerId);
      this.emitAssignmentChange();
    }
  }

  // 更新可用的跨组合作设计师
  updateAvailableCrossTeamDesigners() {
    this.availableCrossTeamDesigners = [];
    this.projectTeams.forEach(team => {
      if (team.id !== this.selectedTeamId) {
        this.availableCrossTeamDesigners.push(...team.members);
      }
    });
  }

  // 添加跨组合作设计师
  addCrossTeamCollaborator(designerId: string) {
    if (!this.assignmentData.crossTeamCollaborators.includes(designerId)) {
      this.assignmentData.crossTeamCollaborators.push(designerId);
      this.emitAssignmentChange();
    }
  }

  // 移除跨组合作设计师
  removeCrossTeamCollaborator(designerId: string) {
    this.assignmentData.crossTeamCollaborators = this.assignmentData.crossTeamCollaborators.filter(id => id !== designerId);
    this.emitAssignmentChange();
  }

  // 获取设计师信息
  getDesignerById(designerId: string): Designer | undefined {
    for (const team of this.projectTeams) {
      const designer = team.members.find(d => d.id === designerId);
      if (designer) return designer;
    }
    return undefined;
  }

  // 获取设计师状态颜色
  getDesignerStatusColor(status: string): string {
    switch (status) {
      case 'idle': return '#52c41a';
      case 'busy': return '#faad14';
      case 'reviewing': return '#1890ff';
      default: return '#d9d9d9';
    }
  }

  // 获取设计师状态文本
  getDesignerStatusText(status: string): string {
    switch (status) {
      case 'idle': return '空闲';
      case 'busy': return '忙碌';
      case 'reviewing': return '对图中';
      default: return '未知';
    }
  }

  // 获取工作量状态
  getWorkloadStatus(workload: number): 'low' | 'medium' | 'high' {
    if (workload < 30) return 'low';
    if (workload < 70) return 'medium';
    return 'high';
  }

  // 点击设计师
  onDesignerClick(designer: Designer) {
    this.designerClick.emit(designer);
  }

  // 发送分配变化事件
  emitAssignmentChange() {
    this.assignmentChange.emit({ ...this.assignmentData });
  }

  // 自动分配建议
  getAutoAssignmentSuggestion(): string {
    const selectedTeam = this.getSelectedTeam();
    if (!selectedTeam) return '';

    const idleDesigners = selectedTeam.members.filter(d => d.status === 'idle' && d.workload < 50);
    const busyDesigners = selectedTeam.members.filter(d => d.workload >= 70);

    let suggestion = '';
    if (idleDesigners.length > 0) {
      suggestion += `建议优先分配给空闲设计师：${idleDesigners.map(d => d.name).join('、')}。`;
    }
    if (busyDesigners.length > 0) {
      suggestion += `注意：${busyDesigners.map(d => d.name).join('、')} 工作量较重。`;
    }

    return suggestion;
  }

  // 检查是否有冲突的对图日期
  hasReviewDateConflict(designerId: string, projectStartDate?: string): boolean {
    const designer = this.getDesignerById(designerId);
    if (!designer || !projectStartDate) return false;

    // 简单的日期冲突检查逻辑
    const startDate = new Date(projectStartDate);
    const endDate = new Date(startDate.getTime() + 30 * 24 * 60 * 60 * 1000); // 假设项目周期30天

    return designer.reviewDates.some(reviewDate => {
      const review = new Date(reviewDate);
      return review >= startDate && review <= endDate;
    });
  }

  // 获取团队空闲人数的安全方法
  getIdleCount(team: ProjectTeam): number {
    if (!team || !team.members) return 0;
    return team.members.filter(m => m && m.status === 'idle').length;
  }

  // 获取团队平均工作量
  getAverageWorkload(team: ProjectTeam): number {
    if (team.members.length === 0) return 0;
    const totalWorkload = team.members.reduce((sum, member) => sum + member.workload, 0);
    return Math.round(totalWorkload / team.members.length);
  }

  // 获取工作量样式类
  getWorkloadClass(workload: number): string {
    if (workload < 50) return 'low';
    if (workload < 80) return 'medium';
    return 'high';
  }

  // 打开设计师组分配弹窗
  openTeamAssignmentModal(): void {
    this.showTeamAssignmentModal = true;
  }

  // 关闭设计师组分配弹窗
  closeTeamAssignmentModal(): void {
    this.showTeamAssignmentModal = false;
  }

  // 显示设计师详细日历
  showDesignerDetailCalendar(designer: Designer): void {
    this.selectedDesignerForCalendar = designer;
    this.showDesignerCalendar = true;
  }

  // 关闭设计师详细日历
  closeDesignerCalendar(): void {
    this.showDesignerCalendar = false;
    this.selectedDesignerForCalendar = null;
  }

  // 过滤停滞期项目的设计师
  filterStagnantDesigners(designers: Designer[]): Designer[] {
    return designers.filter(designer => !designer.isOnStagnantProject);
  }

  // 获取可用的设计师（过滤停滞期项目）
  getAvailableDesigners(team: ProjectTeam): Designer[] {
    return this.filterStagnantDesigners(team.members);
  }

  // 处理弹窗中的设计师分配确认
  onModalAssignmentConfirm(assignmentResult: any): void {
    // 更新分配数据
    this.selectedTeamId = assignmentResult.primaryTeamId;
    this.assignmentData.primaryTeamId = assignmentResult.primaryTeamId;
    this.assignmentData.crossTeamCollaborators = assignmentResult.crossTeamCollaborators;
    
    // 更新报价项目分配
    if (assignmentResult.quotationAssignments) {
      this.assignmentData.quotationAssignments = assignmentResult.quotationAssignments;
    }

    // 关闭弹窗
    this.closeTeamAssignmentModal();
    
    // 触发变更事件
    this.emitAssignmentChange();
  }

  // 获取总分配设计师数量
  getTotalAssignedDesigners(): number {
    return this.assignmentData.quotationAssignments.reduce((total, assignment) => total + assignment.assignedDesigners.length, 0);
  }
}