import {
  BadRequestException,
  Body,
  Controller,
  Get,
  Param,
  Post,
  Put,
  Query,
  UnauthorizedException,
  UseGuards,
} from "@nestjs/common";
import {
  ApiBearerAuth,
  ApiBody,
  ApiParam,
  ApiQuery,
  ApiTags,
} from "@nestjs/swagger";
import { Types } from "mongoose";
import { LocalActorAuthGuard } from "src/auth/guards/actor-local.guard";
import { RolesGuard } from "src/auth/guards/role.guard";
import { Roles } from "src/decorators/roles.decorator";
import { CurrentUser } from "src/decorators/user.decorator";
import { FileRating } from "src/request-management/entities/schema/request-management.schema";
import { RoleEnum } from "src/Types&Enums/role.enum";
import { ExpertInsurerService } from "./expert-insurer.service";
import { CreateBranchDto } from "src/client/dto/create-branch.dto";

@Controller("expert-insurer")
@ApiTags("expert-insurer-panel")
@ApiBearerAuth()
@UseGuards(LocalActorAuthGuard, RolesGuard)
@Roles(RoleEnum.COMPANY)
export class ExpertInsurerController {
  constructor(private readonly expertInsurerService: ExpertInsurerService) {}

  @Get("files")
  async getAllFiles(@CurrentUser() insurer) {
    return await this.expertInsurerService.retrieveAllFilesOfClient(
      insurer.clientKey,
    );
  }

  @ApiQuery({ name: "page", type: Number })
  @ApiQuery({ name: "response_count", type: Number })
  @Get("list")
  async getAllExperts(
    @Query("page") page: number,
    @Query("response_count") count: number,
    @CurrentUser() actor,
  ) {
    return await this.expertInsurerService.retrieveAllExpertsOfClient(
      actor,
      page,
      count,
    );
  }

  @Get("top-experts")
  async getTopExperts(@CurrentUser() actor) {
    return await this.expertInsurerService.getTopExpertsForClient(actor);
  }

  @Get("top-files")
  async getTopFiles(@CurrentUser() insurer) {
    return await this.expertInsurerService.getTopFilesForClient(
      insurer.clientKey,
    );
  }

  @ApiParam({ name: "expertId" })
  @ApiQuery({ name: "role", enum: ["claim", "blame"] })
  @Get("/:expertId")
  async requestDetail(
    @Param("expertId") id: string,
    @Query("role") role: "claim" | "blame",
  ) {
    if (!Types.ObjectId.isValid(new Types.ObjectId(id))) {
      throw new BadRequestException("Invalid expert ID");
    }

    if (!["claim", "blame"].includes(role)) {
      throw new BadRequestException("Invalid role");
    }

    return await this.expertInsurerService.getAllFilesByExpertAndRole(id, role);
  }

  @ApiBody({
    description: "Detailed expert rating",
    schema: {
      type: "object",
      properties: {
        collisionMethodAccuracy: {
          type: "number",
          minimum: 0,
          maximum: 5,
          example: 4,
          description: "تشخیص درست نحوه برخورد",
        },
        evaluationTimeliness: {
          type: "number",
          minimum: 0,
          maximum: 5,
          example: 3,
          description: "زمان ارزیابی",
        },
        accidentCauseAccuracy: {
          type: "number",
          minimum: 0,
          maximum: 5,
          example: 5,
          description: "تشخیص درست علت تصادف",
        },
        guiltyVehicleIdentification: {
          type: "number",
          minimum: 0,
          maximum: 5,
          example: 4,
          description: "تشخیص درست وسیله نقلیه مقصر",
        },
      },
      required: [
        "collisionMethodAccuracy",
        "evaluationTimeliness",
        "accidentCauseAccuracy",
        "guiltyVehicleIdentification",
      ],
    },
  })
  @ApiParam({ name: "requestId" })
  @ApiQuery({ name: "role", enum: ["claim", "blame"] })
  @Put("/:requestId/rating")
  async rateExperts(
    @Param("requestId") requestId: string,
    @Body() rating: FileRating,
    @Query("role") role: "claim" | "blame",
  ) {
    if (!["claim", "blame"].includes(role)) {
      throw new BadRequestException("Invalid role");
    }

    return await this.expertInsurerService.rateExpertOnFile(
      requestId,
      rating,
      role,
    );
  }

  @Post("branches")
  @ApiBody({ type: CreateBranchDto })
  async addBranch(
    @CurrentUser() insurer,
    @Body() createBranchDto: CreateBranchDto,
  ) {
    if (!insurer) {
      throw new UnauthorizedException("Could not identify the current user.");
    }

    return await this.expertInsurerService.addBranch(
      insurer.clientKey,
      createBranchDto,
    );
  }
}