package com.crm.rule.controller;

import com.crm.base.domain.result.PageResult;
import com.crm.base.domain.result.Result;
import com.crm.base.domain.result.BatchResult;
import com.crm.rule.domain.dto.LeadPoolDTO;
import com.crm.rule.domain.dto.PoolBatchFailItem;
import com.crm.rule.domain.dto.PoolImportFailItem;
import com.crm.rule.domain.param.LeadPoolPageParam;
import com.crm.rule.service.ILeadPoolService;
import io.swagger.v3.oas.annotations.Operation;
import jakarta.servlet.http.HttpServletResponse;
import lombok.RequiredArgsConstructor;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.util.List;

/**
 * 公海池配置接口（薄适配层，只调 {@link ILeadPoolService}）
 * <p>权限策略：不种子化 button 权限点（用户决策），ApiPermissionInterceptor 对未注册 URL fail-open，
 * 数据隔离由 {@code @DataScope(module="lead", deptColumn="dept_id")} 在 Service 层自动注入。</p>
 */
@RestController
@RequestMapping("/api/rule/pool")
@RequiredArgsConstructor
public class LeadPoolController {

    private final ILeadPoolService leadPoolService;

    @Operation(summary = "公海池分页列表", tags = {"A2 线索管理/线索设置", "A7 后台管理/业务规则/线索规则"})
    @PostMapping("/page")
    public Result<PageResult<LeadPoolDTO>> page(LeadPoolPageParam param) {
        return Result.success(leadPoolService.pagePools(param));
    }

    @Operation(summary = "公海池详情（含省份/市/区/人员）", tags = {"A2 线索管理/线索设置", "A7 后台管理/业务规则/线索规则"})
    @GetMapping("/detail")
    public Result<LeadPoolDTO> detail(@RequestParam("id") Long id) {
        return Result.success(leadPoolService.getPoolDetail(id));
    }

    @Operation(summary = "新建/编辑公海池", tags = {"A2 线索管理/线索设置", "A7 后台管理/业务规则/线索规则"})
    @PostMapping("/saveOrUpdate")
    public Result<Void> saveOrUpdate(LeadPoolDTO dto) {
        leadPoolService.savePool(dto);
        return Result.success();
    }

    @Operation(summary = "删除公海池（软删除，级联清关联表）", tags = {"A2 线索管理/线索设置", "A7 后台管理/业务规则/线索规则"})
    @PostMapping("/delete")
    public Result<Void> delete(@RequestParam("id") Long id) {
        leadPoolService.deletePool(id);
        return Result.success();
    }

    @Operation(summary = "批量删除公海池（非原子、逐条、部分成功）", tags = {"A2 线索管理/线索设置", "A7 后台管理/业务规则/线索规则"})
    @PostMapping("/delete-batch")
    public Result<BatchResult<PoolBatchFailItem>> deleteBatch(@RequestParam("ids") List<Long> ids) {
        return Result.success(leadPoolService.deletePoolBatch(ids));
    }

    @Operation(summary = "导入公海池（Excel 模板批量，逐行独立事务、部分成功；文件级守门失败 64035）",
            tags = {"A2 线索管理/线索设置", "A7 后台管理/业务规则/线索规则"})
    @PostMapping("/import")
    public Result<BatchResult<PoolImportFailItem>> importPools(@RequestParam("file") MultipartFile file) {
        return Result.success(leadPoolService.importPools(file));
    }

    @Operation(summary = "导出公海池（按当前筛选条件全量导出 xlsx，列集与导入模板闭环）",
            tags = {"A2 线索管理/线索设置", "A7 后台管理/业务规则/线索规则"})
    @GetMapping("/export")
    public void exportPools(LeadPoolPageParam param, HttpServletResponse response) {
        leadPoolService.exportPools(param, response);
    }
}