說明：被掃支付場景，可能存在支付中需要用戶輸入密碼的情況。該情況下一般交易會返回“DCP10000”-支付中狀態。在該場景下，建議發起方發起多次查詢，查詢頻率推薦1分鐘內按 5s+5s+5s+5s+10S+10S+20S方式聯機查詢，并保留手工發起查詢的能力（在1分鐘內客戶未完成密碼支付的場景下）

調用地址

使用HTTP協議，POST方式提交。

測試環境： https://test.wsmsd.cn/sit/api/v3/dcp/trans/micropay

生產環境： https://s2.lakala.com/api/v3/dcp/trans/micropay

請求報文

location_info字段說明

支付寶支付情況下accBusiFields字段說明

支付寶extendParams字段說明(該字段類型為String，非object，值為json字符串，需要加轉義)

支付寶businessParams字段說明(該字段類型為String，非object，值為json字符串，需要加轉義)

支付寶goodsDetail字段說明

示例： “goodsDetail”:”[{"goods_id":"202202250001","goods_name":"零度可樂330ml","quantity":"1","price":"1.01"}]”

**
微信支付情況下accBusiFields字段說明**

微信detail字段說明

微信goods_detail字段說明

響應報文

支付寶返回的accRespFields域

微信返回的accRespFields域

示例1-支付寶全場優惠券

請求報文：

{
    "req_data": {
        "out_trade_no": "TEST202202280003",
        "auth_code": "288576824003652810",
        "total_amount": "101",
        "location_info": {
            "request_ip": "127.0.0.1",
            "location": "+37.123456789,-121.123456789"
        },
        "subject": "測試",
        "merchant_no": "8222903XXXXX",
        "term_no": "A000XXXX",
        "notify_url": "www.test.com"
    },
    "req_time": "20220215152401",
    "version": "3.0"
}復制

響應報文：

{
    "code": "DCP00000",
    "msg": "成功",
    "resp_time": "20220228111212",
    "resp_data": {
        "need_query": "0",
        "out_trade_no": "TEST202202280003",
        "settle_channel_type": "ALIPAY",
        "trade_no": "2022022833210000270002",
        "acc_merchant_trade_no": "2022022833210000270002",
        "acc_trade_no": "2022022822001405451403529459",
        "account_type": "ALIPAY",
        "total_amount": "101",
        "payer_amount": "1",
        "acc_settle_amount": "1",
        "acc_mdiscount_amount": null,
        "acc_discount_amount": null,
        "trade_time": "20220228111212",
        "acc_resp_fields": {
            "user_id": "2088622957692417",
            "alipay_store_id": null,
            "openid": null,
            "sub_openid": null,
            "up_iss_addn_data": null,
            "up_coupon_info": null,
            "fund_bill_list": "[{\"amount\":\"1.00\",\"fund_channel\":\"MDISCOUNT\"},{\"amount\":\"0.01\",\"fund_channel\":\"ALIPAYACCOUNT\"}]",
            "discount_goods_detail": null,
            "voucher_detail_list": "[{\"amount\":\"1.00\",\"id\":\"20220228000730024505098Q2ZLR\",\"merchant_contribute\":\"1.00\",\"name\":\"1.00元代金券\",\"other_contribute\":\"0.00\",\"template_id\":\"20220224000730012699006X2YNH\",\"type\":\"ALIPAY_BIZ_VOUCHER\"}]",
            "promotion_detail": null
        }
    }
}復制

示例2-支付寶單品券

請求報文：

{
    "req_data": {
        "out_trade_no": "TEST202202280009",
        "auth_code": "287636643163568892",
        "total_amount": "101",
        "location_info": {
            "request_ip": "127.0.0.1",
            "location": "+37.123456789,-121.123456789"
        },
        "subject": "測試",
        "merchant_no": "82229035XXXXXX",
        "term_no": "A000XXXX",
        "acc_busi_fields": {
            "goods_detail": "[{\"goods_id\":\"202202280001\",\"goods_name\":\"珍珠奶茶\",\"quantity\":\"1\",\"price\":\"1.01\"}]"
        }
    },
    "req_time": "20220215152401",
    "version": "3.0"
}復制

響應報文：

{
    "code": "DCP00000",
    "msg": "成功",
    "resp_time": "20220228173410",
    "resp_data": {
        "need_query": "0",
        "out_trade_no": "TEST202202280009",
        "settle_channel_type": "ALIPAY",
        "trade_no": "2022022833210000340000",
        "acc_merchant_trade_no": "2022022833210000340000",
        "acc_trade_no": "2022022822001405451404118032",
        "account_type": "ALIPAY",
        "total_amount": "101",
        "payer_amount": "1",
        "acc_settle_amount": "1",
        "acc_mdiscount_amount": null,
        "acc_discount_amount": null,
        "trade_time": "20220228173410",
        "acc_resp_fields": {
            "user_id": "2088712458105450",
            "alipay_store_id": null,
            "openid": null,
            "sub_openid": null,
            "up_iss_addn_data": null,
            "up_coupon_info": null,
            "fund_bill_list": "[{\"amount\":\"1.00\",\"fund_channel\":\"MDISCOUNT\"},{\"amount\":\"0.01\",\"fund_channel\":\"ALIPAYACCOUNT\"}]",
            "discount_goods_detail": "[{\"goods_id\":\"202202280001\",\"goods_name\":\"珍珠奶茶\",\"discount_amount\":\"1.00\",\"voucher_id\":\"20220228000730024505098YV6RZ\",\"goods_num\":\"1.0\"}]",
            "voucher_detail_list": "[{\"amount\":\"1.00\",\"id\":\"20220228000730024505098YV6RZ\",\"merchant_contribute\":\"1.00\",\"name\":\"1.00元代金券\",\"other_contribute\":\"0.00\",\"template_id\":\"202202280007300129280079KOUX\",\"type\":\"ALIPAY_COMMON_ITEM_VOUCHER\"}]",
            "promotion_detail": null
        }
    }
}復制

示例3-支付寶口碑產品券

場景：實現的效果是：秘制豆漿-4905-單價6元 口碑領券后優惠6元，先用支付寶口碑掃掃領券，5元購買了秘制豆漿券，下單后使用支付寶錢包碼支付購買秘制豆漿，訂單金額6元，實際支付金額為0（用了秘制豆漿券）
請求報文：

{
    "req_data": {
        "out_trade_no": "TEST202203030004",
        "auth_code": "289827863255999662",
        "total_amount": "600",
        "location_info": {
            "request_ip": "127.0.0.1",
            "location": "+37.123456789,-121.123456789"
        },
        "subject": "測試",
        "merchant_no": "822331058XXXXXXX",
        "term_no": "B264XXXXX",
        "acc_busi_fields": {
            "goods_detail": "[{\"goods_id\":\"4905\",\"goods_name\":\"秘制豆漿(熱)\",\"quantity\":\"1\",\"price\":\"6.00\"}]",
            "alipay_store_id": "2909"
        }
    },
    "req_time": "20220215152401",
    "version": "3.0"
}復制

響應報文：

{
    "code": "DCP00000",
    "msg": "成功",
    "resp_time": "20220303151733",
    "resp_data": {
        "need_query": "0",
        "out_trade_no": "TEST202203030004",
        "settle_channel_type": "ALIPAY",
        "trade_no": "2022030333210000360023",
        "acc_merchant_trade_no": "2022030333210000360023",
        "acc_trade_no": "2022030322001438811448057041",
        "account_type": "ALIPAY",
        "total_amount": "600",
        "payer_amount": "0",
        "acc_settle_amount": "500",
        "acc_mdiscount_amount": null,
        "acc_discount_amount": null,
        "trade_time": "20220303151733",
        "acc_resp_fields": {
            "user_id": "2088xxxxxx4438816",
            "alipay_store_id": null,
            "openid": null,
            "sub_openid": null,
            "up_iss_addn_data": null,
            "up_coupon_info": null,
            "fund_bill_list": "[{\"amount\":\"1.00\",\"fund_channel\":\"MDISCOUNT\"},{\"amount\":\"5.00\",\"fund_channel\":\"ALIPAYACCOUNT\"}]",
            "discount_goods_detail": "[{\"goods_id\":\"4905\",\"goods_name\":\"秘制豆漿(熱)\",\"discount_amount\":\"6.00\",\"voucher_id\":\"202203030007300281380B7C5COQ\",\"goods_num\":\"1.0\"}]",
            "voucher_detail_list": "[{\"amount\":\"6.00\",\"id\":\"202203030007300281380B7C5COQ\",\"memo\":\"測試用，浦東機場店，定向投放，不在店鋪頁展示\",\"merchant_contribute\":\"6.00\",\"name\":\"【必點】秘制豆漿\",\"other_contribute\":\"0.00\",\"purchase_ant_contribute\":\"0.00\",\"purchase_buyer_contribute\":\"5.00\",\"purchase_merchant_contribute\":\"1.00\",\"template_id\":\"20220302000730017404006Z3HMI\",\"type\":\"ALIPAY_ITEM_VOUCHER\"}]",
            "promotion_detail": null
        }
    }
}復制

示例4-支付寶口碑代金券

場景：口碑領券后優惠0.2元，0.1元購買了0.2元代金券，購買1.1元商品，實際支付了0.9元。
請求報文：

{
    "req_data": {
        "out_trade_no": "TEST202203030006",
        "auth_code": "288648118310343152",
        "total_amount": "110",
        "location_info": {
            "request_ip": "127.0.0.1",
            "location": "+37.123456789,-121.123456789"
        },
        "subject": "測試",
        "merchant_no": "822331058XXXXXXX",
        "term_no": "B264XXXXX",
        "acc_busi_fields": {
            "goods_detail": "[{\"goods_id\":\"1002\",\"goods_name\":\"蔥油拌面\",\"quantity\":\"1\",\"price\":\"1.10\"}]",
            "alipay_store_id": "2909"
        }
    },
    "req_time": "20220215152401",
    "version": "3.0"
}復制

響應報文：

{
    "code": "DCP00000",
    "msg": "成功",
    "resp_time": "20220303152237",
    "resp_data": {
        "need_query": "0",
        "out_trade_no": "TEST202203030006",
        "settle_channel_type": "ALIPAY",
        "trade_no": "2022030333210000370026",
        "acc_merchant_trade_no": "2022030333210000370026",
        "acc_trade_no": "2022030322001428471449839391",
        "account_type": "ALIPAY",
        "total_amount": "110",
        "payer_amount": "90",
        "acc_settle_amount": "100",
        "acc_mdiscount_amount": null,
        "acc_discount_amount": null,
        "trade_time": "20220303152237",
        "acc_resp_fields": {
            "user_id": "2088102332328479",
            "alipay_store_id": null,
            "openid": null,
            "sub_openid": null,
            "up_iss_addn_data": null,
            "up_coupon_info": null,
            "fund_bill_list": "[{\"amount\":\"0.90\",\"fund_channel\":\"PCREDIT\"},{\"amount\":\"0.10\",\"fund_channel\":\"MDISCOUNT\"},{\"amount\":\"0.10\",\"fund_channel\":\"ALIPAYACCOUNT\"}]",
            "discount_goods_detail": null,
            "voucher_detail_list": "[{\"amount\":\"0.20\",\"id\":\"202203030007300247280AJ6XEH7\",\"memo\":\"拉卡拉 測試用，浦東機場店，定向投放，不在店鋪頁展示\",\"merchant_contribute\":\"0.20\",\"name\":\"商家代金券0.2元\",\"other_contribute\":\"0.00\",\"purchase_ant_contribute\":\"0.00\",\"purchase_buyer_contribute\":\"0.10\",\"purchase_merchant_contribute\":\"0.10\",\"template_id\":\"20220302000730017404006Z3KWE\",\"type\":\"ALIPAY_FIX_VOUCHER\"}]",
            "promotion_detail": null
        }
    }
}復制