H-77: report missing Shangwutong source fields (#15)

Co-authored-by: Rogee <rogee@ipao.vip>

channels/shangwutong/internal/delivery/mapping.go

@@ -646,14 +646,26 @@ func parseSource(text string) map[string]any {
 }
 
 func sourceActivityContent(attributes map[string]any) string {
-	if len(attributes) == 0 {
-		return ""
-	}
 	lines := []string{"访客来源信息"}
+	missing := make([]string, 0)
 	fields := []struct {
 		key   string
 		label string
 	}{
+		{"", "永久身份"},
+		{"", "临时身份"},
+		{"", "初次访问页面"},
+		{"", "当前访问页面"},
+		{"", "重复百度智能咨询页区块"},
+		{"", "页面标题"},
+		{"", "会话前点击内容"},
+		{"", "初次访问时间"},
+		{"", "上次访问时间"},
+		{"", "访问次数"},
+		{"", "访问页数"},
+		{"", "IP 说明"},
+		{"", "浏览器名称"},
+		{"", "浏览器版本"},
 		{"swt_source_search_term", "搜索词"},
 		{"swt_source_purchase_term", "购买词"},
 		{"swt_source_keyword_id", "关键词 ID"},
@@ -668,12 +680,16 @@ func sourceActivityContent(attributes map[string]any) string {
 		{"swt_source_url", "来源页面"},
 	}
 	for _, field := range fields {
-		if value, ok := attributes[field.key].(string); ok && strings.TrimSpace(value) != "" {
-			lines = append(lines, field.label+"："+strings.TrimSpace(value))
+		value, _ := attributes[field.key].(string)
+		value = strings.TrimSpace(value)
+		if field.key != "" && value != "" && value != "0" && !strings.EqualFold(value, "null") {
+			lines = append(lines, field.label+"："+value)
+			continue
 		}
+		missing = append(missing, field.label)
 	}
-	if len(lines) == 1 {
-		return ""
+	if len(missing) > 0 {
+		lines = append(lines, "以下字段商务通未提供或当前暂不支持："+strings.Join(missing, "、"))
 	}
 	return strings.Join(lines, "<br>")
 }

channels/shangwutong/internal/delivery/mapping_test.go

@@ -160,6 +160,45 @@ func TestKind8ParsesLatestWakeableState(t *testing.T) {
 	}
 }
 
+func TestKind8ReportsMissingSourceFields(t *testing.T) {
+	t.Run("all missing", func(t *testing.T) {
+		mapped := mapInboundEvent(8, 44, "", "", "", "source", 10, time.Now())
+		if mapped.Message == nil || mapped.Message.MessageType != "activity" {
+			t.Fatalf("missing source activity = %#v", mapped)
+		}
+		for _, field := range []string{"永久身份", "临时身份", "来源页面", "浏览器版本"} {
+			if !strings.Contains(mapped.Message.Content, field) {
+				t.Fatalf("missing field %q not reported: %q", field, mapped.Message.Content)
+			}
+		}
+	})
+
+	t.Run("partial", func(t *testing.T) {
+		content := sourceActivityContent(map[string]any{
+			"swt_source_search_term": "种植牙",
+			"swt_source_url":         "https://example.test/很长的中文路径?word=种植牙",
+			"swt_source_region":      "null",
+			"swt_source_keyword_id":  "0",
+		})
+		parts := strings.Split(content, "以下字段商务通未提供或当前暂不支持：")
+		if len(parts) != 2 || !strings.Contains(parts[0], "搜索词：种植牙") || !strings.Contains(parts[0], "来源页面：https://example.test/很长的中文路径?word=种植牙") {
+			t.Fatalf("provided source fields lost: %q", content)
+		}
+		if strings.Contains(parts[1], "搜索词") || strings.Contains(parts[1], "来源页面") || !strings.Contains(parts[1], "地域") || strings.Contains(content, "地域：null") || strings.Contains(content, "关键词 ID：0") {
+			t.Fatalf("partial missing fields = %q", content)
+		}
+	})
+
+	t.Run("repeated blocks use one notice", func(t *testing.T) {
+		text := "https%3A%2F%2Fexample.test%2F%E4%B8%AD%E6%96%87+%3Cdiv%3E%E6%90%9C%E7%B4%A2%E8%AF%8D%EF%BC%9Afirst%3C%2Fdiv%3E" +
+			"%3Cdiv%3E%E6%90%9C%E7%B4%A2%E8%AF%8D%EF%BC%9Asecond%3C%2Fdiv%3E"
+		mapped := mapInboundEvent(8, 45, text, "", "", "source", 10, time.Now())
+		if mapped.Message == nil || strings.Count(mapped.Message.Content, "商务通未提供或当前暂不支持") != 1 || !strings.Contains(mapped.Message.Content, "搜索词：first") || !strings.Contains(mapped.Message.Content, "来源页面：https://example.test/%E4%B8%AD%E6%96%87") {
+			t.Fatalf("repeated source activity = %#v", mapped.Message)
+		}
+	})
+}
+
 func TestVisitorProfileMapsContactNameAndAttributes(t *testing.T) {
 	environment := mapInboundEvent(7, 1, "220.197.4.178 %e8%b4%b5%e5%b7%9e%e8%b4%b5%e9%98%b3   5.6 1 1 393x798  zh-CN  iPhone      iPhone%3b+CPU+iPhone+OS+18_7+like+Mac+OS+X ", "", "", "source", 10, time.Now())
 	if environment.ContactName != "" {