MarketingSystemDataExportTool/server/internal/constants/enums.go

// Package constants 枚举值映射配置
package constants

// ==================== Marketing系统订单状态 ====================

// MarketingOrderStatus 营销系统订单状态映射
var MarketingOrderStatus = map[int]string{
	0: "待充值",
	1: "充值中",
	2: "已完成",
	3: "充值失败",
	4: "已取消",
	5: "已过期",
	6: "待支付",
}

// MarketingOrderType 营销系统订单类型映射
var MarketingOrderType = map[int]string{
	1: "直充卡密",
	2: "立减金",
	3: "红包",
}

// MarketingPayType 营销系统支付方式映射
var MarketingPayType = map[int]string{
	1: "支付宝",
	5: "微信",
}

// MarketingPayStatus 营销系统支付状态映射
var MarketingPayStatus = map[int]string{
	1: "待支付",
	2: "已支付",
	3: "已退款",
}

// ==================== YMT系统订单状态 ====================

// YMTOrderStatus 易码通订单状态映射
var YMTOrderStatus = map[int]string{
	1:  "待充值",
	2:  "充值中",
	3:  "充值成功",
	4:  "充值失败",
	5:  "已过期",
	6:  "已作废",
	7:  "已核销",
	8:  "核销失败",
	9:  "订单重置",
	10: "卡单",
}

// YMTOrderType 易码通订单类型映射
var YMTOrderType = map[int]string{
	1: "红包订单",
	2: "直充卡密订单",
	3: "立减金订单",
}

// YMTPayStatus 易码通支付状态映射
var YMTPayStatus = map[int]string{
	1: "待支付",
	2: "支付中",
	3: "已支付",
	4: "取消支付",
	5: "退款中",
	6: "退款成功",
}

// YMTIsRetry 易码通重试状态映射
var YMTIsRetry = map[int]string{
	0: "可以失败重试",
	1: "可以失败重试",
	2: "不可以失败重试",
}

// YMTIsInner 易码通供应商类型映射
var YMTIsInner = map[int]string{
	0: "外部供应商",
	1: "内部供应商",
}

// YMTSettlementType 易码通结算类型映射
var YMTSettlementType = map[int]string{
	1: "发放结算",
	2: "打开结算",
	3: "领用结算",
	4: "核销结算",
}

// ==================== 通用枚举 ====================

// ThirdPartyType 第三方类型映射
var ThirdPartyType = map[int]string{
	1: "外部供应商",
	2: "内部供应商",
}

// OrderCashReceiveStatus 红包领取状态映射
var OrderCashReceiveStatus = map[int]string{
	0: "待领取",
	1: "领取中",
	2: "领取成功",
	3: "领取失败",
}

// OrderCashChannel 红包渠道映射
var OrderCashChannel = map[int]string{
	1: "支付宝",
	2: "微信",
	3: "云闪付",
}

// OrderVoucherChannel 立减金渠道映射
var OrderVoucherChannel = map[int]string{
	1: "支付宝",
	2: "微信",
	3: "云闪付",
}

// YMTOrderVoucherStatus 易码通立减金状态映射
var YMTOrderVoucherStatus = map[int]string{
	1: "待发放",
	2: "发放中",
	3: "发放失败",
	4: "待核销",
	5: "已核销",
	6: "已过期",
	7: "已退款",
}

// MarketingOrderVoucherStatus 营销系统立减金状态映射
var MarketingOrderVoucherStatus = map[int]string{
	1: "可用",
	2: "已实扣",
	3: "已过期",
	4: "已退款",
	5: "领取失败",
	6: "发放中",
	7: "部分退款",
	8: "已退回",
	9: "发放失败",
}

// OrderVoucherReceiveMode 立减金领取模式映射
var OrderVoucherReceiveMode = map[int]string{
	1: "渠道授权用户id",
	2: "手机号或邮箱",
}

// OrderDigitOrderType 数字订单类型映射
var OrderDigitOrderType = map[int]string{
	1: "直充",
	2: "卡密",
}

// OrderDigitSmsChannel 短信渠道映射
var OrderDigitSmsChannel = map[int]string{
	1: "官方",
	2: "专票",
}

// ==================== 表名中文标签 ====================

// TableLabels 表名中文标签
var TableLabels = map[string]string{
	"order":             "订单",
	"order_info":        "订单",
	"order_detail":      "订单详情",
	"order_cash":        "红包",
	"order_voucher":     "立减金",
	"plan":              "计划",
	"activity":          "活动",
	"merchant":          "客户",
	"supplier":          "供应商",
	"key_batch":         "卡密批次",
	"code_batch":        "验证码批次",
	"voucher":           "券",
	"voucher_batch":     "券批次",
	"order_digit":       "数字订单",
	"merchant_key_send": "商户发放",
}

// GetTableLabel 获取表的中文标签
func GetTableLabel(table string) string {
	if label, ok := TableLabels[table]; ok {
		return label
	}
	return table
}

// ==================== SQL CASE WHEN 生成器 ====================

// BuildCaseWhen 生成 CASE WHEN SQL 片段
// 参数: tableName - 表名, columnName - 列名, enumMap - 枚举映射, alias - 别名
func BuildCaseWhen(tableName, columnName string, enumMap map[int]string, alias string) string {
	if len(enumMap) == 0 {
		return ""
	}
	sql := "CASE `" + tableName + "`." + columnName
	for k, v := range enumMap {
		sql += " WHEN " + itoa(k) + " THEN '" + v + "'"
	}
	sql += " ELSE '' END AS `" + alias + "`"
	return sql
}

// itoa 简单的整数转字符串
func itoa(i int) string {
	if i == 0 {
		return "0"
	}
	neg := false
	if i < 0 {
		neg = true
		i = -i
	}
	var b [20]byte
	p := len(b) - 1
	for i > 0 {
		b[p] = byte('0' + i%10)
		i /= 10
		p--
	}
	if neg {
		b[p] = '-'
		p--
	}
	return string(b[p+1:])
}

// ==================== 订单类型标签解析 ====================

// ParseOrderTypeLabel 从标签解析订单类型值
func ParseOrderTypeLabel(datasource, label string) int {
	if datasource == "ymt" {
		for k, v := range YMTOrderType {
			if v == label {
				return k
			}
		}
	} else {
		for k, v := range MarketingOrderType {
			if v == label {
				return k
			}
		}
	}
	return 0
}

// ==================== 已支付状态判断 ====================

// IsPaidStatus 判断是否为已支付状态
// datasource: marketing 或 ymt
// status: 状态码或状态文本
func IsPaidStatus(datasource, status string) bool {
	if status == "" {
		return false
	}

	// 尝试解析为数字
	numeric := -1
	if isDigits(status) {
		numeric = parseDigits(status)
	}

	switch datasource {
	case "marketing":
		if numeric >= 0 {
			// 2:已支付 3:已退款
			return numeric == 2 || numeric == 3
		}
		return status == "已支付" || status == "已退款"
	case "ymt":
		if numeric >= 0 {
			// 3:已支付 5:退款中 6:退款成功
			return numeric == 3 || numeric == 5 || numeric == 6
		}
		return status == "已支付" || status == "退款成功" || status == "退款中"
	default:
		return contains(status, "支付") && !contains(status, "待")
	}
}

func isDigits(s string) bool {
	for _, c := range s {
		if c < '0' || c > '9' {
			return false
		}
	}
	return len(s) > 0
}

func parseDigits(s string) int {
	n := 0
	for _, c := range s {
		if c >= '0' && c <= '9' {
			n = n*10 + int(c-'0')
		}
	}
	return n
}

func contains(s, substr string) bool {
	return len(s) >= len(substr) && indexString(s, substr) >= 0
}

func indexString(s, substr string) int {
	n := len(substr)
	for i := 0; i+n <= len(s); i++ {
		if s[i:i+n] == substr {
			return i
		}
	}
	return -1
}