From 7b21a0bdae7a1c16d6e8657837f48f9b45cbb5c7 Mon Sep 17 00:00:00 2001
From: Tau <tau@nowhere>
Date: Sat, 25 Jan 2020 19:26:03 -0500
Subject: [PATCH] idz: Implement multi-page Garage fetch

---
 src/idz/handler/loadGarage.ts        |  2 +-
 src/idz/repo.ts                      |  6 +++++-
 src/idz/sql/car.ts                   | 11 +++++++++--
 types/sql-bricks-postgres/index.d.ts |  2 +-
 4 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/src/idz/handler/loadGarage.ts b/src/idz/handler/loadGarage.ts
index c3dae24..eff45d2 100644
--- a/src/idz/handler/loadGarage.ts
+++ b/src/idz/handler/loadGarage.ts
@@ -10,6 +10,6 @@ export async function loadGarage(
 
   return {
     type: "load_garage_res",
-    cars: await w.car().loadAllCars(profileId),
+    cars: await w.car().loadCars(profileId, 10, req.fetchOffset),
   };
 }
diff --git a/src/idz/repo.ts b/src/idz/repo.ts
index 7bb5b0c..fef2903 100644
--- a/src/idz/repo.ts
+++ b/src/idz/repo.ts
@@ -11,7 +11,11 @@ export type TeamSpec = Subtract<
 export interface CarRepository {
   countCars(profileId: Id<Model.Profile>): Promise<number>;
 
-  loadAllCars(profileId: Id<Model.Profile>): Promise<Model.Car[]>;
+  loadCars(
+    profileId: Id<Model.Profile>,
+    limit: number,
+    offset: number
+  ): Promise<Model.Car[]>;
 
   loadSelectedCar(profileId: Id<Model.Profile>): Promise<Model.Car>;
 
diff --git a/src/idz/sql/car.ts b/src/idz/sql/car.ts
index 3b8930a..1b3d436 100644
--- a/src/idz/sql/car.ts
+++ b/src/idz/sql/car.ts
@@ -40,11 +40,18 @@ export class SqlCarRepository implements CarRepository {
     return parseInt(row!.result);
   }
 
-  async loadAllCars(profileId: Id<Profile>): Promise<Car[]> {
+  async loadCars(
+    profileId: Id<Profile>,
+    limit: number,
+    offset: number
+  ): Promise<Car[]> {
     const loadSql = sql
       .select("c.*")
       .from("idz_car c")
-      .where("c.profile_id", profileId);
+      .where("c.profile_id", profileId)
+      .orderBy("selector asc")
+      .limit(limit)
+      .offset(offset);
 
     const rows = await this._txn.fetchRows(loadSql);
 
diff --git a/types/sql-bricks-postgres/index.d.ts b/types/sql-bricks-postgres/index.d.ts
index 7e64e8c..8881be5 100644
--- a/types/sql-bricks-postgres/index.d.ts
+++ b/types/sql-bricks-postgres/index.d.ts
@@ -7,7 +7,7 @@ declare module "sql-bricks-postgres" {
   }
 
   interface LimitClause extends sql.SelectStatement {
-    offset(value: number): sql.Statement;
+    offset(value: number): sql.SelectStatement;
   }
 
   export interface PgInsertStatement extends sql.InsertStatement {