feat: add auth to convex fns

convex/functions.ts

@@ -0,0 +1,39 @@
+import {
+	customMutation,
+	customQuery,
+} from "convex-helpers/server/customFunctions"
+import { mutation, query } from "./_generated/server"
+import { userIdentityOrThrow, userOrThrow } from "./model/user"
+
+/**
+ * Custom query that automatically provides authenticated user context
+ * Throws an error if the user is not authenticated
+ */
+export const authenticatedQuery = customQuery(query, {
+	args: {},
+	input: async (ctx, args) => {
+		const user = await userOrThrow(ctx)
+		const identity = await userIdentityOrThrow(ctx)
+		return {
+			ctx: { ...ctx, user, identity },
+			args,
+		}
+	},
+})
+
+/**
+ * Custom mutation that automatically provides authenticated user context
+ * Throws an error if the user is not authenticated
+ */
+export const authenticatedMutation = customMutation(mutation, {
+	args: {},
+	input: async (ctx, args) => {
+		const user = await userOrThrow(ctx)
+		const identity = await userIdentityOrThrow(ctx)
+
+		return {
+			ctx: { ...ctx, user, identity },
+			args,
+		}
+	},
+})