From 9d7e8e4511104c97b4802f0fbfb1d78d84aa302e Mon Sep 17 00:00:00 2001
From: Michael Zhang <mail@mzhang.io>
Date: Sat, 28 Aug 2021 13:19:21 -0500
Subject: [PATCH] load

---
 compile-database/index.ts | 32 +++++++++++++++++++++++++-------
 compile-database/page.ts  |  2 --
 2 files changed, 25 insertions(+), 9 deletions(-)

diff --git a/compile-database/index.ts b/compile-database/index.ts
index 32c0143..ff24949 100644
--- a/compile-database/index.ts
+++ b/compile-database/index.ts
@@ -5,29 +5,47 @@ import { plainToClass } from "class-transformer";
 import { validate } from "class-validator";
 
 import { init, Page } from "./db";
-import { Page as PageConfig } from "./page";
+import { Page as PageConfig, Exercise as ExerciseConfig } from "./page";
 
 // TODO: configure this thru cmdline or something later
 let materials_dir = "../material";
 let db_file = "test.db";
 
 let db;
+let SLUG_RE = /([A-Za-z\-\_]+)/;
 
 async function loadPageIntoDb(name: string): Promise<void> {
-  // check if this slug has already been loaded into the database
+  let slug_match = name.match(SLUG_RE);
+  let slug = slug_match[0];
+  console.log("SLUG", slug);
+
+  // if this slug has already been loaded into the database, don't do anything
+  let hasPage = await Page.count({ where: { slug }}) > 0;
+  if (hasPage) { return; }
 
   let path = join(materials_dir, name);
   let rawData = await readFile(path, { encoding: "utf8" });
   let parsedData = yaml.load(rawData);
-  let page_config = plainToClass(PageConfig, parsedData);
-  await validate(page_config);
-  console.log("Validated!", page_config);
+  let page_cfg = plainToClass(PageConfig, parsedData);
+  await validate(page_cfg);
 
+  // save page
   let page = new Page({
-    slug: page_config.slug,
-    title: page_config.title,
+    slug,
+    title: page_cfg.title,
   });
   await page.save();
+
+  // save exercises
+  async function loadExerciseIntoDb(ex_cfg: ExerciseConfig): Promise<void> {
+    console.log("pog", ex_cfg);
+  }
+
+  let exercises = page_cfg.exercises;
+  if (exercises != null) {
+    await Promise.all(exercises
+      .map(loadExerciseIntoDb));
+  }
 }
 
 async function main() {
diff --git a/compile-database/page.ts b/compile-database/page.ts
index 686e59b..09c566c 100644
--- a/compile-database/page.ts
+++ b/compile-database/page.ts
@@ -1,6 +1,4 @@
 export class Page {
-  public slug: string;
-
   public title: string;
   public type: string;