fadd

internal/infrastructure/external/yuyuecha/debug_exchange.go

@@ -0,0 +1,107 @@
+package yuyuecha
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+	"sync"
+	"time"
+)
+
+const debugExchangeFileName = "dev_curl.log"
+
+var debugExchangeMu sync.Mutex
+
+type debugExchangeRecord struct {
+	RequestID     string
+	TransactionID string
+	API           string
+	Status        int
+	Duration      time.Duration
+	Curl          string
+	ResponseBody  []byte
+	Error         string
+}
+
+// writeDebugExchange 开发环境写入单一排查文件：一次调用一条记录，含 curl + response
+func writeDebugExchange(logDir string, rec debugExchangeRecord) {
+	if strings.TrimSpace(logDir) == "" || strings.TrimSpace(rec.Curl) == "" {
+		return
+	}
+
+	var b strings.Builder
+	b.WriteString(strings.Repeat("=", 72))
+	b.WriteByte('\n')
+	b.WriteString("time: ")
+	b.WriteString(time.Now().Format("2006-01-02 15:04:05.000"))
+	b.WriteByte('\n')
+	b.WriteString("request_id: ")
+	b.WriteString(rec.RequestID)
+	b.WriteByte('\n')
+	// 与上游签名头 nonce 一致，对外排查只提供 request_id 即可
+	b.WriteString("nonce: ")
+	b.WriteString(rec.RequestID)
+	b.WriteByte('\n')
+	if rec.TransactionID != "" {
+		b.WriteString("transaction_id: ")
+		b.WriteString(rec.TransactionID)
+		b.WriteByte('\n')
+	}
+	b.WriteString("api: ")
+	b.WriteString(rec.API)
+	b.WriteByte('\n')
+	if rec.Status > 0 {
+		b.WriteString(fmt.Sprintf("status: %d\n", rec.Status))
+	}
+	b.WriteString(fmt.Sprintf("duration: %s\n", rec.Duration.Round(time.Millisecond)))
+	if rec.Error != "" {
+		b.WriteString("error: ")
+		b.WriteString(rec.Error)
+		b.WriteByte('\n')
+	}
+
+	b.WriteByte('\n')
+	b.WriteString("[curl]\n")
+	b.WriteString(rec.Curl)
+	b.WriteByte('\n')
+
+	b.WriteByte('\n')
+	b.WriteString("[response]\n")
+	if len(rec.ResponseBody) == 0 {
+		b.WriteString("(empty)\n")
+	} else {
+		b.WriteString(prettyJSONForLog(rec.ResponseBody))
+		b.WriteByte('\n')
+	}
+	b.WriteString(strings.Repeat("=", 72))
+	b.WriteString("\n\n")
+
+	debugExchangeMu.Lock()
+	defer debugExchangeMu.Unlock()
+
+	if err := os.MkdirAll(logDir, 0755); err != nil {
+		return
+	}
+	path := filepath.Join(logDir, debugExchangeFileName)
+	f, err := os.OpenFile(path, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
+	if err != nil {
+		return
+	}
+	defer f.Close()
+	_, _ = f.WriteString(b.String())
+}
+
+func prettyJSONForLog(raw []byte) string {
+	trimmed := bytes.TrimSpace(raw)
+	if len(trimmed) == 0 {
+		return "(empty)"
+	}
+	var buf bytes.Buffer
+	if err := json.Indent(&buf, trimmed, "", "  "); err != nil {
+		return string(raw)
+	}
+	return buf.String()
+}