apiVersion: v1
kind: ConfigMap
metadata:
  name: api-overview-dashboard
  namespace: observability
  labels:
    grafana_dashboard: "1"
data:
  api-overview.json: |
    {
      "annotations": { "list": [] },
      "editable": true,
      "graphTooltip": 1,
      "id": null,
      "links": [],
      "panels": [
        {
          "title": "HTTP Request Rate",
          "type": "timeseries",
          "gridPos": { "h": 8, "w": 12, "x": 0, "y": 0 },
          "targets": [
            {
              "expr": "sum(rate(http_server_request_duration_seconds_count{service_name=\"api\"}[5m])) by (http_route)",
              "legendFormat": "{{ http_route }}"
            }
          ],
          "fieldConfig": {
            "defaults": { "unit": "reqps" }
          }
        },
        {
          "title": "HTTP Error Rate",
          "type": "timeseries",
          "gridPos": { "h": 8, "w": 12, "x": 12, "y": 0 },
          "targets": [
            {
              "expr": "sum(rate(http_server_request_duration_seconds_count{service_name=\"api\", http_status_code=~\"5..\"}[5m])) by (http_route)",
              "legendFormat": "{{ http_route }}"
            }
          ],
          "fieldConfig": {
            "defaults": { "unit": "reqps" }
          }
        },
        {
          "title": "HTTP Request Duration (p50 / p95 / p99)",
          "type": "timeseries",
          "gridPos": { "h": 8, "w": 12, "x": 0, "y": 8 },
          "targets": [
            {
              "expr": "histogram_quantile(0.50, sum(rate(http_server_request_duration_seconds_bucket{service_name=\"api\"}[5m])) by (le))",
              "legendFormat": "p50"
            },
            {
              "expr": "histogram_quantile(0.95, sum(rate(http_server_request_duration_seconds_bucket{service_name=\"api\"}[5m])) by (le))",
              "legendFormat": "p95"
            },
            {
              "expr": "histogram_quantile(0.99, sum(rate(http_server_request_duration_seconds_bucket{service_name=\"api\"}[5m])) by (le))",
              "legendFormat": "p99"
            }
          ],
          "fieldConfig": {
            "defaults": { "unit": "s" }
          }
        },
        {
          "title": "DB Query Duration",
          "type": "timeseries",
          "gridPos": { "h": 8, "w": 12, "x": 12, "y": 8 },
          "targets": [
            {
              "expr": "histogram_quantile(0.95, sum(rate(db_client_operation_duration_bucket{service_name=\"api\"}[5m])) by (le, db_operation_name))",
              "legendFormat": "p95 {{ db_operation_name }}"
            }
          ],
          "fieldConfig": {
            "defaults": { "unit": "s" }
          }
        }
      ],
      "schemaVersion": 39,
      "tags": ["homelab", "api", "otel"],
      "templating": { "list": [] },
      "time": { "from": "now-6h", "to": "now" },
      "title": "API Overview",
      "uid": "api-overview"
    }