更新UI

server/unified-management/internal/db/source_store.go

@@ -3,6 +3,8 @@ package db
 import (
 	"database/sql"
 	"errors"
+	"fmt"
+	"strings"
 )
 
 func (s *Store) UpsertSource(item Source) (Source, error) {
@@ -165,6 +167,65 @@ func (s *Store) RecordSourceCheck(sourceDBID int64, status string, latency int,
 	return err
 }
 
+func (s *Store) SourceHealthHistory(sourceDBIDs []int64, limit int) (map[int64][]map[string]any, error) {
+	if len(sourceDBIDs) == 0 {
+		return map[int64][]map[string]any{}, nil
+	}
+	if limit <= 0 || limit > 48 {
+		limit = 16
+	}
+	placeholders := make([]string, 0, len(sourceDBIDs))
+	args := make([]any, 0, len(sourceDBIDs)+1)
+	for _, id := range sourceDBIDs {
+		if id <= 0 {
+			continue
+		}
+		placeholders = append(placeholders, "?")
+		args = append(args, id)
+	}
+	if len(placeholders) == 0 {
+		return map[int64][]map[string]any{}, nil
+	}
+	args = append(args, limit*len(placeholders))
+	rows, err := s.query(fmt.Sprintf(`SELECT source_db_id, status, latency_ms, checked_at
+		FROM endpoint_health_checks
+		WHERE source_db_id IN (%s)
+		ORDER BY checked_at DESC, id DESC LIMIT ?`, strings.Join(placeholders, ",")), args...)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	out := map[int64][]map[string]any{}
+	for rows.Next() {
+		var sourceDBID int64
+		var status, checkedAt string
+		var latency int
+		if err := rows.Scan(&sourceDBID, &status, &latency, &checkedAt); err != nil {
+			return nil, err
+		}
+		if len(out[sourceDBID]) >= limit {
+			continue
+		}
+		out[sourceDBID] = append(out[sourceDBID], map[string]any{
+			"status":     status,
+			"latencyMs":  latency,
+			"latency_ms": latency,
+			"checkedAt":  checkedAt,
+			"checked_at": checkedAt,
+		})
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	for id, items := range out {
+		for left, right := 0, len(items)-1; left < right; left, right = left+1, right-1 {
+			items[left], items[right] = items[right], items[left]
+		}
+		out[id] = items
+	}
+	return out, nil
+}
+
 func (s *Store) RecordSourceCall(call SourceCall) error {
 	if call.CreatedAt == "" {
 		call.CreatedAt = Now()