Feature/tags

db/drop.ts

@@ -1,11 +1,20 @@
 import { exit } from 'node:process';
 import { db } from '@/database.providers';
-import { articles, favoriteArticles } from '@articles/articles.model';
+import { articles, comments, favoriteArticles } from '@articles/articles.model';
 import dbConfig from '@db/config';
+import { articleTags, tags } from '@tags/tags.model';
 import { userFollows, users } from '@users/users.model';
 import { getTableName, sql } from 'drizzle-orm';
 
-const tables = [userFollows, favoriteArticles, articles, users];
+const tables = [
+  articleTags,
+  tags,
+  userFollows,
+  favoriteArticles,
+  comments,
+  articles,
+  users,
+];
 console.log('Dropping all tables from the database');
 
 try {

db/migrations/0008_tough_wolfsbane.sql

@@ -0,0 +1,34 @@
+CREATE TABLE "comments" (
+	"id" serial PRIMARY KEY NOT NULL,
+	"body" text NOT NULL,
+	"article_id" integer NOT NULL,
+	"author_id" integer NOT NULL,
+	"created_at" timestamp DEFAULT CURRENT_TIMESTAMP NOT NULL,
+	"updated_at" timestamp DEFAULT CURRENT_TIMESTAMP NOT NULL
+);
+
+CREATE TABLE "article_tags" (
+	"article_id" integer NOT NULL,
+	"tag_name" text NOT NULL,
+	"created_at" timestamp DEFAULT now() NOT NULL,
+	"updated_at" timestamp DEFAULT now() NOT NULL,
+	CONSTRAINT "article_tags_article_id_tag_name_pk" PRIMARY KEY("article_id","tag_name")
+);
+
+CREATE TABLE "tags" (
+	"name" text PRIMARY KEY NOT NULL,
+	"created_at" timestamp DEFAULT now() NOT NULL,
+	"updated_at" timestamp DEFAULT now() NOT NULL
+);
+
+ALTER TABLE "comments" ADD CONSTRAINT "comments_article_id_articles_id_fk" FOREIGN KEY ("article_id") REFERENCES "public"."articles"("id") ON DELETE cascade ON UPDATE no action;
+ALTER TABLE "comments" ADD CONSTRAINT "comments_author_id_users_id_fk" FOREIGN KEY ("author_id") REFERENCES "public"."users"("id") ON DELETE cascade ON UPDATE no action;
+ALTER TABLE "article_tags" ADD CONSTRAINT "article_tags_article_id_articles_id_fk" FOREIGN KEY ("article_id") REFERENCES "public"."articles"("id") ON DELETE cascade ON UPDATE no action;
+ALTER TABLE "article_tags" ADD CONSTRAINT "article_tags_tag_name_tags_name_fk" FOREIGN KEY ("tag_name") REFERENCES "public"."tags"("name") ON DELETE cascade ON UPDATE no action;
+
+
+-- Seed tags and article_tags before dropping tag_list column
+INSERT INTO tags (name) SELECT DISTINCT unnest(tag_list) FROM articles;
+INSERT INTO article_tags (article_id, tag_name) SELECT id, unnest(tag_list) FROM articles;
+
+ALTER TABLE "articles" DROP COLUMN "tag_list";