300 lines
11 KiB
Go
300 lines
11 KiB
Go
package wechatrepoimpl
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import (
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"fmt"
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"strings"
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"github.com/go-kratos/kratos/v2/errors"
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err2 "voucher/api/err"
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)
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// ErrCode 定义错误码类型
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// https://pay.weixin.qq.com/doc/v3/merchant/4012463767
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type ErrCode string
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// 定义错误码常量
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const (
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APPID_MCHID_NOT_MATCH ErrCode = "APPID_MCHID_NOT_MATCH"
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INVALID_REQUEST ErrCode = "INVALID_REQUEST"
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PARAM_ERROR ErrCode = "PARAM_ERROR"
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MCH_NOT_EXISTS ErrCode = "MCH_NOT_EXISTS"
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NOT_ENOUGH ErrCode = "NOT_ENOUGH"
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REQUEST_BLOCKED ErrCode = "REQUEST_BLOCKED"
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RULE_LIMIT ErrCode = "RULE_LIMIT"
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USER_ACCOUNT_ABNORMAL ErrCode = "USER_ACCOUNT_ABNORMAL"
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RESOURCE_NOT_EXISTS ErrCode = "RESOURCE_NOT_EXISTS"
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FREQUENCY_LIMITED ErrCode = "FREQUENCY_LIMITED"
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)
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// APIError 定义 API 错误结构体
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type APIError struct {
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StatusCode int `json:"status_code"`
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ErrorCode ErrCode `json:"error_code"`
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Description string `json:"description"`
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Hint string `json:"hint"`
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}
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// 定义错误映射，方便根据错误码获取错误信息
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var _ = map[ErrCode][]APIError{
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APPID_MCHID_NOT_MATCH: {
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{
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StatusCode: 400,
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ErrorCode: APPID_MCHID_NOT_MATCH,
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Description: "商户号与AppID不匹配",
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Hint: "调用接口的商户号需与接口传入的AppID有绑定关系，请参考常见问题Q4",
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},
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},
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INVALID_REQUEST: {
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{
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StatusCode: 400,
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ErrorCode: INVALID_REQUEST,
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Description: "OpenID与AppID不匹配",
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Hint: "OpenID与AppID需有对应关系",
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},
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{
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StatusCode: 400,
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ErrorCode: INVALID_REQUEST,
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Description: "非法的商户号",
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Hint: "请检查商户号准确性",
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},
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{
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StatusCode: 400,
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ErrorCode: INVALID_REQUEST,
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Description: "调用频率过高",
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Hint: "请降低API调用频率",
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},
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{
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StatusCode: 400,
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ErrorCode: INVALID_REQUEST,
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Description: "活动已结束或未激活",
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Hint: "请检查批次状态",
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},
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{
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StatusCode: 400,
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ErrorCode: INVALID_REQUEST,
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Description: "批次信息获取失败，请确认参数是否有误",
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Hint: "请检查创建商户号与批次号的对应关系",
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},
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},
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PARAM_ERROR: {
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{
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StatusCode: 400,
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ErrorCode: PARAM_ERROR,
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Description: "AppID必填",
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Hint: "请输入AppID",
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},
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{
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StatusCode: 400,
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ErrorCode: PARAM_ERROR,
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Description: "OpenID必填",
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Hint: "请输入OpenID",
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},
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{
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StatusCode: 400,
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ErrorCode: PARAM_ERROR,
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Description: "批次号必填",
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Hint: "请输入批次号",
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},
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{
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StatusCode: 400,
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ErrorCode: PARAM_ERROR,
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Description: "商户号必填",
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Hint: "请输入商户号",
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},
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{
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StatusCode: 400,
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ErrorCode: PARAM_ERROR,
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Description: "非法的批次状态",
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Hint: "请检查批次状态，仅支持发放状态为“运营中”的代金券批次",
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},
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},
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MCH_NOT_EXISTS: {
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{
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StatusCode: 403,
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ErrorCode: MCH_NOT_EXISTS,
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Description: "商户号不合法",
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Hint: "请检查商户号准确性",
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},
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},
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NOT_ENOUGH: {
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{
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StatusCode: 403,
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ErrorCode: NOT_ENOUGH,
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Description: "批次预算不足",
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Hint: "批次预算已发放完，请补充批次预算",
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},
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{
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StatusCode: 403,
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ErrorCode: NOT_ENOUGH,
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Description: "发券超过单天限额",
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Hint: "已超过该批次设置的单天发放限制额度，无法发放",
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},
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{
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StatusCode: 403,
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ErrorCode: NOT_ENOUGH,
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Description: "账户余额不足，请充值",
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Hint: "商户号余额不足，无法继续发券，请充值",
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},
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{
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StatusCode: 403,
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ErrorCode: NOT_ENOUGH,
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Description: "批次预算耗尽",
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Hint: "该批次的预算已经耗尽",
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},
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},
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REQUEST_BLOCKED: {
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{
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StatusCode: 403,
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ErrorCode: REQUEST_BLOCKED,
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Description: "商户无权发券",
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Hint: "该批次不支持其他商户发放，请参考常见问题Q1",
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},
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{
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StatusCode: 403,
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ErrorCode: REQUEST_BLOCKED,
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Description: "批次不支持跨商户发券",
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Hint: "该批次不支持其他商户发放，请参考常见问题Q1",
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},
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{
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StatusCode: 403,
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ErrorCode: REQUEST_BLOCKED,
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Description: "用户被限领拦截",
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Hint: "该用户已达到该批次的领取上限，请参考常见问题Q6",
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},
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{
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StatusCode: 403,
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ErrorCode: REQUEST_BLOCKED,
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Description: "不能在API渠道发放",
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Hint: "请检查批次信息，仅支持发放微信支付代金券，不支持发放立减与折扣",
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},
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{
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StatusCode: 403,
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ErrorCode: REQUEST_BLOCKED,
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Description: "不支持指定面额发券",
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Hint: "仅在发券时指定面额及门槛的场景才生效，常规发券场景请勿传入该信息",
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},
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{
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StatusCode: 403,
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ErrorCode: REQUEST_BLOCKED,
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Description: "仅在广告场景下发放批次",
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Hint: "该批次已在朋友圈广告发放，不支持在其他渠道发放",
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},
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},
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RULE_LIMIT: {
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{
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StatusCode: 403,
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ErrorCode: RULE_LIMIT,
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Description: "用户已达最大领券次数",
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Hint: "该用户已达到该批次的领取上限，请参考常见问题Q6",
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},
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{
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StatusCode: 403,
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ErrorCode: RULE_LIMIT,
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Description: "被自然人规则拦截",
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Hint: "该自然人已达到该批次的领取上限，请参考常见问题Q6",
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},
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},
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USER_ACCOUNT_ABNORMAL: {
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{
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StatusCode: 403,
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ErrorCode: USER_ACCOUNT_ABNORMAL,
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Description: "用户非法",
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Hint: "用户命中微信支付风控模型，请参考常见问题Q5",
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},
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},
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RESOURCE_NOT_EXISTS: {
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{
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StatusCode: 404,
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ErrorCode: RESOURCE_NOT_EXISTS,
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Description: "批次不存在",
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Hint: "请检查批次及制券商户号信息",
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},
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},
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FREQUENCY_LIMITED: {
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{
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StatusCode: 429,
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ErrorCode: FREQUENCY_LIMITED,
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Description: "当前请求人数过多，请稍后重试",
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Hint: "请降低API调用频率",
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},
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},
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}
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// 使用常量定义错误描述，减少硬编码
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const (
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ErrorUserIllegal = "用户非法"
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ErrorAppIDMchIDMismatch = "商户号与AppID不匹配"
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ErrorOpenIDAppIDMismatch = "OpenID与AppID不匹配"
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ErrorInvalidMerchantID = "非法的商户号"
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ErrorHighFrequency = "调用频率过高"
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ErrorActivityInactive = "活动已结束或未激活"
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ErrorBatchInfoError = "批次信息获取失败，请确认参数是否有误"
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ErrorAppIDRequired = "AppID必填"
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ErrorOpenIDRequired = "OpenID必填"
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ErrorBatchIDRequired = "批次号必填"
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ErrorMerchantIDRequired = "商户号必填"
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ErrorInvalidBatchStatus = "非法的批次状态"
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ErrorMchNotExists = "商户号不合法"
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ErrorBatchBudgetInsufficient = "批次预算不足"
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ErrorDailyLimitExceeded = "发券超过单天限额"
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ErrorAccountBalanceInsufficient = "账户余额不足，请充值"
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ErrorBatchBudgetDepleted = "批次预算耗尽"
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ErrorMerchantNoPermission = "商户无权发券"
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ErrorCrossMerchantNotSupported = "批次不支持跨商户发券"
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ErrorUserReceiveLimit = "用户被限领拦截"
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ErrorAPIChannelNotSupported = "不能在API渠道发放"
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ErrorSpecifiedDenominationNotSupported = "不支持指定面额发券"
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ErrorOnlyAdvertisingBatch = "仅在广告场景下发放批次"
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ErrorUserMaxCoupons = "用户已达最大领券次数"
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ErrorNaturalPersonRuleBlocked = "被自然人规则拦截"
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ErrorResourceNotExists = "批次不存在"
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ErrorFrequencyLimited = "当前请求人数过多，请稍后重试"
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)
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// WechatError 映射错误描述到具体的错误处理
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var WechatError = map[string]*errors.Error{
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ErrorUserIllegal: err2.ErrorWechatUserIllegal(ErrorUserIllegal),
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ErrorAppIDMchIDMismatch: err2.ErrorWechatMismatch(ErrorAppIDMchIDMismatch),
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ErrorOpenIDAppIDMismatch: err2.ErrorWechatMismatch(ErrorOpenIDAppIDMismatch),
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ErrorInvalidMerchantID: err2.ErrorWechatInvalidMerchantID(ErrorInvalidMerchantID),
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ErrorHighFrequency: err2.ErrorWechatHighFrequency(ErrorHighFrequency),
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ErrorActivityInactive: err2.ErrorWechatActivityInactive(ErrorActivityInactive),
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ErrorBatchInfoError: err2.ErrorWechatBatchInfoError(ErrorBatchInfoError),
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ErrorAppIDRequired: err2.ErrorWechatParamRequired(ErrorAppIDRequired),
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ErrorOpenIDRequired: err2.ErrorWechatParamRequired(ErrorOpenIDRequired),
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ErrorBatchIDRequired: err2.ErrorWechatParamRequired(ErrorBatchIDRequired),
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ErrorMerchantIDRequired: err2.ErrorWechatParamRequired(ErrorMerchantIDRequired),
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ErrorInvalidBatchStatus: err2.ErrorWechatInvalidBatchStatus(ErrorInvalidBatchStatus),
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ErrorMchNotExists: err2.ErrorWechatMchNotExists(ErrorMchNotExists),
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ErrorBatchBudgetInsufficient: err2.ErrorWechatBatchBudgetInsufficient(ErrorBatchBudgetInsufficient),
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ErrorDailyLimitExceeded: err2.ErrorWechatDailyLimitExceeded(ErrorDailyLimitExceeded),
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ErrorAccountBalanceInsufficient: err2.ErrorWechatAccountBalanceInsufficient(ErrorAccountBalanceInsufficient),
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ErrorBatchBudgetDepleted: err2.ErrorWechatBatchBudgetDepleted(ErrorBatchBudgetDepleted),
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ErrorMerchantNoPermission: err2.ErrorWechatMerchantNoPermission(ErrorMerchantNoPermission),
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ErrorCrossMerchantNotSupported: err2.ErrorWechatCrossMerchantNotSupported(ErrorCrossMerchantNotSupported),
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ErrorUserReceiveLimit: err2.ErrorWechatUserReceiveLimit(ErrorUserReceiveLimit),
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ErrorAPIChannelNotSupported: err2.ErrorWechatAPIChannelNotSupported(ErrorAPIChannelNotSupported),
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ErrorSpecifiedDenominationNotSupported: err2.ErrorWechatSpecifiedDenominationNotSupported(ErrorSpecifiedDenominationNotSupported),
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ErrorOnlyAdvertisingBatch: err2.ErrorWechatOnlyAdvertisingBatch(ErrorOnlyAdvertisingBatch),
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ErrorUserMaxCoupons: err2.ErrorWechatUserMaxCoupons(ErrorUserMaxCoupons),
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ErrorNaturalPersonRuleBlocked: err2.ErrorWechatNaturalPersonRuleBlocked(ErrorNaturalPersonRuleBlocked),
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ErrorResourceNotExists: err2.ErrorWechatResourceNotExists(ErrorResourceNotExists),
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ErrorFrequencyLimited: err2.ErrorWechatFrequencyLimited(ErrorFrequencyLimited),
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}
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type ErrBody struct {
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Code ErrCode `json:"Code"`
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Message string `json:"Message"`
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}
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// GetWechatError 根据错误描述获取具体的错误处理
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func (s ErrBody) GetWechatError() *errors.Error {
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lowerDesc := strings.ToLower(s.Message)
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for desc, err := range WechatError {
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if strings.ToLower(desc) == lowerDesc {
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return err
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}
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}
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return err2.ErrorWechatFAIL(fmt.Sprintf("微信返回错误:%s", s.Message))
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}
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