From 5900a03c045861732bbf6f7bff1280f3c94b86ce Mon Sep 17 00:00:00 2001
From: Ruben Fiszel <ruben@rubenfiszel.com>
Date: Sat, 20 Aug 2022 12:02:56 +0200
Subject: [PATCH] fix(deno-client): pg module now supports prepared statements

---
 deno-client/mod.ts |  2 +-
 deno-client/pg.ts  | 24 ++++++++++++++++++++++++
 2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/deno-client/mod.ts b/deno-client/mod.ts
index 457b7d6d6e..f8e0983d2f 100644
--- a/deno-client/mod.ts
+++ b/deno-client/mod.ts
@@ -7,9 +7,9 @@ export {
     UserApi, WorkspaceApi
 } from './windmill-api/index.ts'
 
+export type Sql = string
 export type Email = string
 export type Base64 = string
-export type Sql = string
 export type Resource<S extends string> = any
 
 /**
diff --git a/deno-client/pg.ts b/deno-client/pg.ts
index 5f79c056eb..0401e64571 100644
--- a/deno-client/pg.ts
+++ b/deno-client/pg.ts
@@ -29,3 +29,27 @@ export function pgClient(
     db.hostname = db.host
     return new Client(db)
 }
+
+/**
+ * deno-postgres client API is very flexible:
+ * https://deno.land/x/postgres@v0.16.1/mod.ts?s=QueryClient
+ * 
+ * @param db the postgresql resource to generate the client for
+ * 
+ * @returns the rows corresponding to the returned objetcs
+ * 
+ * Prepared Statements:
+ * ```ts
+ * const { rows } = await pgSql(db)`SELECT ID, NAME FROM CLIENTS WHERE ID = ${id}`;
+ * ```
+ */
+export function pgSql(
+    db: Resource<"postgresql">
+) {
+    return async function queryObject(
+        query: TemplateStringsArray,
+        ...args: unknown[]
+    ) {
+        return await pgClient(db).queryObject(query, args)
+    }
+}