package com.ruoyi.purchase.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.ruoyi.common.utils.poi.ExcelUtil;
import com.ruoyi.framework.aspectj.lang.annotation.Log;
import com.ruoyi.framework.aspectj.lang.enums.BusinessType;
import com.ruoyi.framework.web.domain.AjaxResult;
import com.ruoyi.framework.web.domain.R;
import com.ruoyi.purchase.mapper.PurchaseLedgerSimpleMapper;
import com.ruoyi.purchase.pojo.PurchaseLedgerSimple;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import jakarta.servlet.http.HttpServletResponse;
import lombok.AllArgsConstructor;
import org.springframework.format.annotation.DateTimeFormat;
import org.springframework.web.bind.annotation.*;

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.util.Date;
import java.util.List;

/**
 * 采购台账（简）Controller
 * 只做基础台账的增删改查与导出，不与合同、供应商、产品、入库等模块关联。
 */
@RestController
@RequestMapping("/purchase/simpleLedger")
@Tag(name = "采购台账（简）")
@AllArgsConstructor
public class PurchaseLedgerSimpleController {

    private final PurchaseLedgerSimpleMapper purchaseLedgerSimpleMapper;

    /**
     * 分页列表
     */
    @GetMapping("/list")
    @Operation(summary = "采购台账（简）分页列表")
    public R list(@RequestParam(defaultValue = "1") long current,
                  @RequestParam(defaultValue = "10") long size,
                  @RequestParam(required = false) @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate paymentDateStart,
                  @RequestParam(required = false) @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate paymentDateEnd,
                  @RequestParam(required = false) String paymentMethod) {
        LambdaQueryWrapper<PurchaseLedgerSimple> wrapper = new LambdaQueryWrapper<>();
        if (paymentDateStart != null) {
            wrapper.ge(PurchaseLedgerSimple::getPaymentDate, toDate(paymentDateStart));
        }
        if (paymentDateEnd != null) {
            wrapper.le(PurchaseLedgerSimple::getPaymentDate, toDate(paymentDateEnd));
        }
        if (paymentMethod != null && !paymentMethod.isBlank()) {
            wrapper.eq(PurchaseLedgerSimple::getPaymentMethod, paymentMethod);
        }
        wrapper.orderByDesc(PurchaseLedgerSimple::getPurchaseDate)
                .orderByDesc(PurchaseLedgerSimple::getId);
        return R.ok(purchaseLedgerSimpleMapper.selectPage(new Page<>(current, size), wrapper));
    }

    /**
     * 详情
     */
    @GetMapping("/{id}")
    @Operation(summary = "采购台账（简）详情")
    public R getById(@PathVariable Long id) {
        return R.ok(purchaseLedgerSimpleMapper.selectById(id));
    }

    /**
     * 新增、编辑
     */
    @PostMapping("/save")
    @Log(title = "采购台账（简）", businessType = BusinessType.INSERT)
    @Operation(summary = "采购台账（简）新增、编辑")
    public AjaxResult save(@RequestBody PurchaseLedgerSimple entity) {
        Date now = new Date();
        if (entity.getId() == null) {
            entity.setCreateTime(now);
            entity.setUpdateTime(now);
            purchaseLedgerSimpleMapper.insert(entity);
        } else {
            entity.setUpdateTime(now);
            purchaseLedgerSimpleMapper.updateById(entity);
        }
        return AjaxResult.success(entity.getId());
    }

    /**
     * 删除
     */
    @DeleteMapping("/delete")
    @Log(title = "采购台账（简）", businessType = BusinessType.DELETE)
    @Operation(summary = "采购台账（简）删除")
    public AjaxResult delete(@RequestBody List<Long> ids) {
        if (ids == null || ids.isEmpty()) {
            return AjaxResult.error("请选择要删除的数据");
        }
        purchaseLedgerSimpleMapper.deleteBatchIds(ids);
        return AjaxResult.success();
    }

    /**
     * 导出
     */
    @PostMapping("/export")
    @Log(title = "采购台账（简）", businessType = BusinessType.EXPORT)
    @Operation(summary = "采购台账（简）导出")
    public void export(HttpServletResponse response,
                       @RequestParam(required = false) @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate paymentDateStart,
                       @RequestParam(required = false) @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate paymentDateEnd,
                       @RequestParam(required = false) String paymentMethod) {
        LambdaQueryWrapper<PurchaseLedgerSimple> wrapper = new LambdaQueryWrapper<>();
        if (paymentDateStart != null) {
            wrapper.ge(PurchaseLedgerSimple::getPaymentDate, toDate(paymentDateStart));
        }
        if (paymentDateEnd != null) {
            wrapper.le(PurchaseLedgerSimple::getPaymentDate, toDate(paymentDateEnd));
        }
        if (paymentMethod != null && !paymentMethod.isBlank()) {
            wrapper.eq(PurchaseLedgerSimple::getPaymentMethod, paymentMethod);
        }
        wrapper.orderByDesc(PurchaseLedgerSimple::getPurchaseDate)
                .orderByDesc(PurchaseLedgerSimple::getId);
        List<PurchaseLedgerSimple> list = purchaseLedgerSimpleMapper.selectList(wrapper);
        ExcelUtil<PurchaseLedgerSimple> util = new ExcelUtil<>(PurchaseLedgerSimple.class);
        util.exportExcel(response, list, "采购台账");
    }

    private Date toDate(LocalDate date) {
        return Date.from(date.atStartOfDay(ZoneId.systemDefault()).toInstant());
    }
}