package com.ruoyi.app.unifiedorder;

import com.ruoyi.common.annotation.Anonymous;
import com.ruoyi.common.core.controller.BaseController;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.utils.MessageUtils;
import com.ruoyi.system.utils.Auth;
import com.ruoyi.system.utils.JwtUtil;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestHeader;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

/** 用户端统一订单列表接口：外卖与闪送合并，tab 归类、来源筛选、游标滚动分页。 */
@RestController
@RequestMapping("/system/unifiedOrder")
public class UnifiedOrderQueryController extends BaseController {
    private final UnifiedOrderQueryService service;

    public UnifiedOrderQueryController(UnifiedOrderQueryService service) {
        this.service = service;
    }

    /**
     * 统一订单列表。
     *
     * @param token 登录令牌
     * @param tab 归类 tab：all/unpaid/active/completed/cancelled/refund，默认 all
     * @param source 来源筛选：all/takeaway/dinein/pickup/flash，默认 all；takeaway 仅外送单，dinein=堂食，pickup=自取
     * @param cursor 上一页返回的游标，首页不传
     * @param size 每页条数，默认 10，服务端钳制 1-50
     */
    @GetMapping("/list")
    @Auth
    @Anonymous
    public AjaxResult list(@RequestHeader String token,
                           @RequestParam(defaultValue = "all") String tab,
                           @RequestParam(defaultValue = "all") String source,
                           @RequestParam(required = false) String cursor,
                           @RequestParam(defaultValue = "10") int size) {
        UnifiedOrderTab parsedTab = UnifiedOrderTab.fromCode(tab);
        if (parsedTab == null) {
            return error(MessageUtils.message("no.unifiedorder.param.invalid"));
        }
        OrderSource parsedSource = null;
        if (source != null && !source.isBlank() && !"all".equals(source)) {
            parsedSource = OrderSource.fromCode(source);
            if (parsedSource == null) {
                return error(MessageUtils.message("no.unifiedorder.param.invalid"));
            }
        }
        UnifiedCursor parsedCursor = null;
        if (cursor != null && !cursor.isBlank()) {
            try {
                parsedCursor = UnifiedCursor.parse(cursor);
            } catch (IllegalArgumentException e) {
                return error(MessageUtils.message("no.unifiedorder.cursor.invalid"));
            }
        }
        String userId = new JwtUtil().getusid(token);
        if (userId == null || userId.isBlank()) {
            return error(MessageUtils.message("no.unifiedorder.param.invalid"));
        }
        Long parsedUserId;
        try {
            parsedUserId = Long.valueOf(userId);
        } catch (NumberFormatException e) {
            return error(MessageUtils.message("no.unifiedorder.param.invalid"));
        }
        return success(service.query(parsedUserId, parsedTab, parsedSource, parsedCursor, size));
    }
}