refactor: move convex into packages

packages/convex/functions.ts

@@ -0,0 +1,46 @@
+import type { UserIdentity } from "convex/server"
+import {
+	customCtx,
+	customMutation,
+	customQuery,
+} from "convex-helpers/server/customFunctions"
+import type { Doc } from "./_generated/dataModel"
+import type { MutationCtx, QueryCtx } from "./_generated/server"
+import { mutation, query } from "./_generated/server"
+import { userIdentityOrThrow, userOrThrow } from "./model/user"
+
+export type AuthenticatedQueryCtx = QueryCtx & {
+	user: Doc<"users">
+	identity: UserIdentity
+}
+
+export type AuthenticatedMutationCtx = MutationCtx & {
+	user: Doc<"users">
+	identity: UserIdentity
+}
+
+/**
+ * Custom query that automatically provides authenticated user context
+ * Throws an error if the user is not authenticated
+ */
+export const authenticatedQuery = customQuery(
+	query,
+	customCtx(async (ctx: QueryCtx) => {
+		const user = await userOrThrow(ctx)
+		const identity = await userIdentityOrThrow(ctx)
+		return { user, identity }
+	}),
+)
+
+/**
+ * Custom mutation that automatically provides authenticated user context
+ * Throws an error if the user is not authenticated
+ */
+export const authenticatedMutation = customMutation(
+	mutation,
+	customCtx(async (ctx: MutationCtx) => {
+		const user = await userOrThrow(ctx)
+		const identity = await userIdentityOrThrow(ctx)
+		return { user, identity }
+	}),
+)