Add crud

server/private/routers/alertRule/getAlertRule.ts

@@ -0,0 +1,187 @@
+/*
+ * This file is part of a proprietary work.
+ *
+ * Copyright (c) 2025 Fossorial, Inc.
+ * All rights reserved.
+ *
+ * This file is licensed under the Fossorial Commercial License.
+ * You may not use this file except in compliance with the License.
+ * Unauthorized use, copying, modification, or distribution is strictly prohibited.
+ *
+ * This file is not licensed under the AGPLv3.
+ */
+
+import { Request, Response, NextFunction } from "express";
+import { z } from "zod";
+import { db } from "@server/db";
+import {
+    alertRules,
+    alertEmailActions,
+    alertEmailRecipients,
+    alertWebhookActions
+} from "@server/db";
+import response from "@server/lib/response";
+import HttpCode from "@server/types/HttpCode";
+import createHttpError from "http-errors";
+import logger from "@server/logger";
+import { fromError } from "zod-validation-error";
+import { OpenAPITags, registry } from "@server/openApi";
+import { and, eq } from "drizzle-orm";
+
+const paramsSchema = z
+    .object({
+        orgId: z.string().nonempty(),
+        alertRuleId: z.coerce.number<number>()
+    })
+    .strict();
+
+export type GetAlertRuleResponse = {
+    alertRuleId: number;
+    orgId: string;
+    name: string;
+    eventType:
+        | "site_online"
+        | "site_offline"
+        | "health_check_healthy"
+        | "health_check_not_healthy";
+    siteId: number | null;
+    healthCheckId: number | null;
+    enabled: boolean;
+    cooldownSeconds: number;
+    lastTriggeredAt: number | null;
+    createdAt: number;
+    updatedAt: number;
+    emailAction: {
+        emailActionId: number;
+        enabled: boolean;
+        lastSentAt: number | null;
+        recipients: {
+            recipientId: number;
+            userId: string | null;
+            roleId: string | null;
+            email: string | null;
+        }[];
+    } | null;
+    webhookActions: {
+        webhookActionId: number;
+        webhookUrl: string;
+        enabled: boolean;
+        lastSentAt: number | null;
+    }[];
+};
+
+registry.registerPath({
+    method: "get",
+    path: "/org/{orgId}/alert-rule/{alertRuleId}",
+    description: "Get a specific alert rule for an organization.",
+    tags: [OpenAPITags.Org],
+    request: {
+        params: paramsSchema
+    },
+    responses: {}
+});
+
+export async function getAlertRule(
+    req: Request,
+    res: Response,
+    next: NextFunction
+): Promise<any> {
+    try {
+        const parsedParams = paramsSchema.safeParse(req.params);
+        if (!parsedParams.success) {
+            return next(
+                createHttpError(
+                    HttpCode.BAD_REQUEST,
+                    fromError(parsedParams.error).toString()
+                )
+            );
+        }
+
+        const { orgId, alertRuleId } = parsedParams.data;
+
+        const [rule] = await db
+            .select()
+            .from(alertRules)
+            .where(
+                and(
+                    eq(alertRules.alertRuleId, alertRuleId),
+                    eq(alertRules.orgId, orgId)
+                )
+            );
+
+        if (!rule) {
+            return next(
+                createHttpError(HttpCode.NOT_FOUND, "Alert rule not found")
+            );
+        }
+
+        // Fetch email action and recipients
+        const [emailAction] = await db
+            .select()
+            .from(alertEmailActions)
+            .where(eq(alertEmailActions.alertRuleId, alertRuleId));
+
+        let emailActionResult: GetAlertRuleResponse["emailAction"] = null;
+        if (emailAction) {
+            const recipients = await db
+                .select()
+                .from(alertEmailRecipients)
+                .where(
+                    eq(
+                        alertEmailRecipients.emailActionId,
+                        emailAction.emailActionId
+                    )
+                );
+
+            emailActionResult = {
+                emailActionId: emailAction.emailActionId,
+                enabled: emailAction.enabled,
+                lastSentAt: emailAction.lastSentAt ?? null,
+                recipients: recipients.map((r) => ({
+                    recipientId: r.recipientId,
+                    userId: r.userId ?? null,
+                    roleId: r.roleId ?? null,
+                    email: r.email ?? null
+                }))
+            };
+        }
+
+        // Fetch webhook actions
+        const webhooks = await db
+            .select()
+            .from(alertWebhookActions)
+            .where(eq(alertWebhookActions.alertRuleId, alertRuleId));
+
+        return response<GetAlertRuleResponse>(res, {
+            data: {
+                alertRuleId: rule.alertRuleId,
+                orgId: rule.orgId,
+                name: rule.name,
+                eventType: rule.eventType,
+                siteId: rule.siteId ?? null,
+                healthCheckId: rule.healthCheckId ?? null,
+                enabled: rule.enabled,
+                cooldownSeconds: rule.cooldownSeconds,
+                lastTriggeredAt: rule.lastTriggeredAt ?? null,
+                createdAt: rule.createdAt,
+                updatedAt: rule.updatedAt,
+                emailAction: emailActionResult,
+                webhookActions: webhooks.map((w) => ({
+                    webhookActionId: w.webhookActionId,
+                    webhookUrl: w.webhookUrl,
+                    enabled: w.enabled,
+                    lastSentAt: w.lastSentAt ?? null
+                }))
+            },
+            success: true,
+            error: false,
+            message: "Alert rule retrieved successfully",
+            status: HttpCode.OK
+        });
+    } catch (error) {
+        logger.error(error);
+        return next(
+            createHttpError(HttpCode.INTERNAL_SERVER_ERROR, "An error occurred")
+        );
+    }
+}