feat(alerting): add api endpoints for listing alerts

pkg/api/alerting.go

@@ -0,0 +1,47 @@
+package api
+
+import (
+	"github.com/grafana/grafana/pkg/bus"
+	"github.com/grafana/grafana/pkg/middleware"
+	"github.com/grafana/grafana/pkg/models"
+)
+
+func ValidateOrgAlert(c *middleware.Context) {
+	id := c.ParamsInt64(":id")
+	query := models.GetAlertById{Id: id}
+
+	if err := bus.Dispatch(&query); err != nil {
+		c.JsonApiErr(404, "Alert not found", nil)
+		return
+	}
+
+	if c.OrgId != query.Result.OrgId {
+		c.JsonApiErr(403, "You are not allowed to edit/view alert", nil)
+		return
+	}
+}
+
+// GET /api/alert_rule
+func GetAlerts(c *middleware.Context) Response {
+	query := models.GetAlertsQuery{
+		OrgId: c.OrgId,
+	}
+
+	if err := bus.Dispatch(&query); err != nil {
+		return ApiError(500, "List alerts failed", err)
+	}
+
+	return Json(200, query.Result)
+}
+
+// GET /api/alert_rule/:id
+func GetAlert(c *middleware.Context) Response {
+	id := c.ParamsInt64(":id")
+	query := models.GetAlertById{Id: id}
+
+	if err := bus.Dispatch(&query); err != nil {
+		return ApiError(500, "List alerts failed", err)
+	}
+
+	return Json(200, &query.Result)
+}