From 83054cfebae2570f6894a6bddfc3c1610c33adc0 Mon Sep 17 00:00:00 2001
From: Hongbo Wu <hongbo@omnivore.app>
Date: Fri, 27 Oct 2023 17:26:41 +0800
Subject: [PATCH] create feed, feed_item and user_feed_item tables in db

---
 packages/db/migrations/0144.do.feed.sql   | 72 +++++++++++++++++++++++
 packages/db/migrations/0144.undo.feed.sql | 13 ++++
 2 files changed, 85 insertions(+)
 create mode 100755 packages/db/migrations/0144.do.feed.sql
 create mode 100755 packages/db/migrations/0144.undo.feed.sql

diff --git a/packages/db/migrations/0144.do.feed.sql b/packages/db/migrations/0144.do.feed.sql
new file mode 100755
index 000000000..a97e176a6
--- /dev/null
+++ b/packages/db/migrations/0144.do.feed.sql
@@ -0,0 +1,72 @@
+-- Type: DO
+-- Name: feed
+-- Description: Create feed, feed_item and user_feed_item tables
+
+BEGIN;
+
+CREATE TABLE omnivore.feed (
+    id uuid PRIMARY KEY DEFAULT uuid_generate_v1mc(),
+    title text NOT NULL,
+    url text NOT NULL,
+    author text,
+    description text,
+    image text,
+    created_at timestamptz NOT NULL DEFAULT current_timestamp,
+    updated_at timestamptz NOT NULL DEFAULT current_timestamp,
+    published_at timestamptz,
+    UNIQUE(url)
+);
+
+CREATE INDEX IF NOT EXISTS feed_title_idx ON omnivore.feed(title);
+
+CREATE TRIGGER update_feed_modtime BEFORE UPDATE ON omnivore.feed FOR EACH ROW EXECUTE PROCEDURE update_updated_at_column();
+
+GRANT SELECT, INSERT, UPDATE ON omnivore.feed TO omnivore_user;
+
+CREATE TABLE omnivore.feed_item (
+    id uuid PRIMARY KEY DEFAULT uuid_generate_v1mc(),
+    guid text NOT NULL,
+    title text NOT NULL,
+    links text[] NOT NULL,
+    author text,
+    summary text,
+    categories text[],
+    content text,
+    preview_content text,
+    created_at timestamptz NOT NULL DEFAULT current_timestamp,
+    updated_at timestamptz NOT NULL DEFAULT current_timestamp,
+    published_at timestamptz,
+    feed_id uuid NOT NULL REFERENCES omnivore.feed(id) ON DELETE CASCADE,
+    UNIQUE(guid)
+);
+
+CREATE INDEX IF NOT EXISTS feed_item_feed_id_idx ON omnivore.feed_item(feed_id);
+
+CREATE TRIGGER update_feed_item_modtime BEFORE UPDATE ON omnivore.feed_item FOR EACH ROW EXECUTE PROCEDURE update_updated_at_column();
+
+GRANT SELECT, INSERT, UPDATE ON omnivore.feed_item TO omnivore_user;
+
+CREATE TABLE omnivore.user_feed_item (
+    id uuid PRIMARY KEY DEFAULT uuid_generate_v1mc(),
+    user_id uuid NOT NULL REFERENCES omnivore.user(id) ON DELETE CASCADE,
+    feed_item_id uuid NOT NULL REFERENCES omnivore.feed_item(id) ON DELETE CASCADE,
+    created_at timestamptz NOT NULL DEFAULT current_timestamp,
+    updated_at timestamptz NOT NULL DEFAULT current_timestamp,
+    hidden_at timestamptz,
+    saved_at timestamptz
+);
+
+CREATE INDEX IF NOT EXISTS user_feed_item_user_id_idx ON omnivore.user_feed_item(user_id);
+CREATE INDEX IF NOT EXISTS user_feed_item_feed_item_id_idx ON omnivore.user_feed_item(feed_item_id);
+
+CREATE TRIGGER update_user_feed_item_modtime BEFORE UPDATE ON omnivore.user_feed_item FOR EACH ROW EXECUTE PROCEDURE update_updated_at_column();
+
+ALTER TABLE omnivore.user_feed_item ENABLE ROW LEVEL SECURITY;
+
+CREATE POLICY user_feed_item_policy ON omnivore.user_feed_item 
+    USING (user_id = omnivore.get_current_user_id())
+    WITH CHECK (user_id = omnivore.get_current_user_id());
+
+GRANT SELECT, INSERT, UPDATE ON omnivore.user_feed_item TO omnivore_user;
+
+COMMIT;
diff --git a/packages/db/migrations/0144.undo.feed.sql b/packages/db/migrations/0144.undo.feed.sql
new file mode 100755
index 000000000..92770ee98
--- /dev/null
+++ b/packages/db/migrations/0144.undo.feed.sql
@@ -0,0 +1,13 @@
+-- Type: UNDO
+-- Name: feed
+-- Description: Create feed, feed_item and user_feed_item tables
+
+BEGIN;
+
+DROP TABLE IF EXISTS omnivore.user_feed_item;
+
+DROP TABLE IF EXISTS omnivore.feed_item;
+
+DROP TABLE IF EXISTS omnivore.feed;
+
+COMMIT;