Updated database for requests

pull/1/head
Trivernis 5 years ago
parent c97d0ffe55
commit e1a9287641

@ -61,6 +61,25 @@ export class User extends DataObject {
return new Date(this.$joinedAt);
}
/**
* Returns all friends of the user.
*/
public async friends(): Promise<User[]> {
const result = await queryHelper.all({
text: "SELECT * FROM user_friends WHERE user_id = $1 OR friend_id = $1",
values: [this.id],
});
const userFriends = [];
for (const row of result) {
if (row.user_id === this.id) {
userFriends.push(new User(row.friend_id));
} else {
userFriends.push(new User(row.user_id));
}
}
return userFriends;
}
/**
* Returns all posts for a user.
*/

@ -41,8 +41,8 @@ namespace dataaccess {
* Initializes everything that needs to be initialized asynchronous.
*/
export async function init() {
await queryHelper.updateTableDefinitions();
await queryHelper.createTables();
await queryHelper.updateTableDefinitions();
}
/**

@ -135,7 +135,7 @@ class HomeRoute extends Route {
return await (new Post(postId)).vote(req.session.userId, type);
} else {
res.status(status.UNAUTHORIZED);
return new GraphQLError("Not logged in.");
return new NotLoggedInGqlError();
}
} else {
res.status(status.BAD_REQUEST);
@ -148,7 +148,7 @@ class HomeRoute extends Route {
return await dataaccess.createPost(content, req.session.userId);
} else {
res.status(status.UNAUTHORIZED);
return new GraphQLError("Not logged in.");
return new NotLoggedInGqlError();
}
} else {
res.status(status.BAD_REQUEST);

@ -1,65 +1,125 @@
CREATE TABLE IF NOT EXISTS "user_sessions" (
"sid" varchar NOT NULL COLLATE "default",
"sess" json NOT NULL,
"expire" timestamp(6) NOT NULL,
PRIMARY KEY ("sid") NOT DEFERRABLE INITIALLY IMMEDIATE
) WITH (OIDS=FALSE);
CREATE TABLE IF NOT EXISTS users (
id SERIAL PRIMARY KEY,
name varchar(128) NOT NULL,
handle varchar(128) UNIQUE NOT NULL,
password varchar(1024) NOT NULL,
email varchar(128) UNIQUE NOT NULL,
greenpoints INTEGER DEFAULT 0,
joined_at TIMESTAMP DEFAULT now()
);
CREATE TABLE IF NOT EXISTS posts (
id BIGSERIAL PRIMARY KEY,
upvotes INTEGER DEFAULT 0,
downvotes INTEGER DEFAULT 0,
created_at TIMESTAMP DEFAULT now(),
content text,
author SERIAL REFERENCES users (id) ON DELETE CASCADE,
type varchar(16) NOT NULL DEFAULT 'MISC'
);
CREATE TABLE IF NOT EXISTS votes (
user_id SERIAL REFERENCES users (id) ON DELETE CASCADE,
item_id BIGSERIAL REFERENCES posts (id) ON DELETE CASCADE,
vote_type varchar(8) DEFAULT 'upvote'
);
CREATE TABLE IF NOT EXISTS events (
id BIGSERIAL PRIMARY KEY,
time TIMESTAMP,
owner SERIAL REFERENCES users (id)
);
CREATE TABLE IF NOT EXISTS event_members (
event BIGSERIAL REFERENCES events (id),
member SERIAL REFERENCES users (id)
);
CREATE TABLE IF NOT EXISTS chats (
id BIGSERIAL PRIMARY KEY
);
CREATE TABLE IF NOT EXISTS chat_messages (
chat BIGSERIAL REFERENCES chats (id) ON DELETE CASCADE,
author SERIAL REFERENCES users (id) ON DELETE SET NULL,
content VARCHAR(1024) NOT NULL,
created_at TIMESTAMP DEFAULT now(),
PRIMARY KEY (chat, author, created_at)
);
CREATE TABLE IF NOT EXISTS chat_members (
chat BIGSERIAL REFERENCES chats (id) ON DELETE CASCADE,
member SERIAL REFERENCES users (id) ON DELETE CASCADE
);
CREATE TABLE IF NOT EXISTS user_friends (
user_id SERIAL REFERENCES users (id) ON DELETE CASCADE,
friend_id SERIAL REFERENCES users (id) ON DELETE CASCADE
);
--create functions
DO $$BEGIN
IF NOT EXISTS(SELECT 1 from pg_proc WHERE proname = 'function_exists') THEN
CREATE FUNCTION function_exists(text) RETURNS boolean LANGUAGE plpgsql AS $BODY$
BEGIN
RETURN EXISTS(SELECT 1 from pg_proc WHERE proname = $1);
END $BODY$;
END IF;
IF NOT function_exists('type_exists') THEN
CREATE FUNCTION type_exists(text) RETURNS boolean LANGUAGE plpgsql AS $BODY$
BEGIN
RETURN EXISTS (SELECT 1 FROM pg_type WHERE typname = $1);
END $BODY$;
END IF;
IF NOT function_exists('cast_to_votetype') THEN
CREATE FUNCTION cast_to_votetype(text) RETURNS votetype LANGUAGE plpgsql AS $BODY$
BEGIN
RETURN CASE WHEN $1::votetype IS NULL THEN 'UPVOTE' ELSE $1::votetype END;
END $BODY$;
END IF;
IF NOT function_exists('cast_to_posttype') THEN
CREATE FUNCTION cast_to_posttype(text) RETURNS posttype LANGUAGE plpgsql AS $BODY$
BEGIN
RETURN CASE WHEN $1::posttype IS NULL THEN 'MISC' ELSE $1::posttype END;
END $BODY$;
END IF;
END$$;
--create types
DO $$ BEGIN
IF NOT type_exists('votetype') THEN
CREATE TYPE votetype AS enum ('DOWNVOTE', 'UPVOTE');
END IF;
IF NOT type_exists('posttype') THEN
CREATE TYPE posttype AS enum ('MISC', 'ACTION', 'IMAGE', 'TEXT');
END IF;
IF NOT type_exists('requesttype') THEN
CREATE TYPE requesttype AS enum ('FRIENDREQUEST');
END IF;
END$$;
-- create tables
DO $$ BEGIN
CREATE TABLE IF NOT EXISTS "user_sessions" (
"sid" varchar NOT NULL COLLATE "default",
"sess" json NOT NULL,
"expire" timestamp(6) NOT NULL,
PRIMARY KEY ("sid") NOT DEFERRABLE INITIALLY IMMEDIATE
) WITH (OIDS=FALSE);
CREATE TABLE IF NOT EXISTS users (
id SERIAL PRIMARY KEY,
name varchar(128) NOT NULL,
handle varchar(128) UNIQUE NOT NULL,
password varchar(1024) NOT NULL,
email varchar(128) UNIQUE NOT NULL,
greenpoints INTEGER DEFAULT 0,
joined_at TIMESTAMP DEFAULT now()
);
CREATE TABLE IF NOT EXISTS posts (
id BIGSERIAL PRIMARY KEY,
upvotes INTEGER DEFAULT 0,
downvotes INTEGER DEFAULT 0,
created_at TIMESTAMP DEFAULT now(),
content text,
author SERIAL REFERENCES users (id) ON DELETE CASCADE,
type posttype NOT NULL DEFAULT 'MISC'
);
CREATE TABLE IF NOT EXISTS votes (
user_id SERIAL REFERENCES users (id) ON DELETE CASCADE,
item_id BIGSERIAL REFERENCES posts (id) ON DELETE CASCADE,
vote_type votetype DEFAULT 'DOWNVOTE'
);
CREATE TABLE IF NOT EXISTS events (
id BIGSERIAL PRIMARY KEY,
time TIMESTAMP,
owner SERIAL REFERENCES users (id)
);
CREATE TABLE IF NOT EXISTS event_members (
event BIGSERIAL REFERENCES events (id),
member SERIAL REFERENCES users (id)
);
CREATE TABLE IF NOT EXISTS chats (
id BIGSERIAL PRIMARY KEY
);
CREATE TABLE IF NOT EXISTS chat_messages (
chat BIGSERIAL REFERENCES chats (id) ON DELETE CASCADE,
author SERIAL REFERENCES users (id) ON DELETE SET NULL,
content VARCHAR(1024) NOT NULL,
created_at TIMESTAMP DEFAULT now(),
PRIMARY KEY (chat, author, created_at)
);
CREATE TABLE IF NOT EXISTS chat_members (
chat BIGSERIAL REFERENCES chats (id) ON DELETE CASCADE,
member SERIAL REFERENCES users (id) ON DELETE CASCADE
);
CREATE TABLE IF NOT EXISTS user_friends (
user_id SERIAL REFERENCES users (id) ON DELETE CASCADE,
friend_id SERIAL REFERENCES users (id) ON DELETE CASCADE
);
CREATE TABLE IF NOT EXISTS requests (
sender SERIAL REFERENCES users (id) ON DELETE CASCADE,
receiver SERIAL REFERENCES users (id) ON DELETE CASCADE
);
END $$;

@ -1,8 +1,16 @@
ALTER TABLE IF EXISTS votes
ADD COLUMN IF NOT EXISTS vote_type varchar(8) DEFAULT 'UPVOTE',
ALTER COLUMN vote_type SET DEFAULT 'UPVOTE';
DO $$ BEGIN
ALTER TABLE IF EXISTS posts
ALTER COLUMN type SET DEFAULT 'MISC',
DROP COLUMN IF EXISTS upvotes,
DROP COLUMN IF EXISTS downvotes;
ALTER TABLE IF EXISTS votes
ADD COLUMN IF NOT EXISTS vote_type votetype DEFAULT 'UPVOTE',
ALTER COLUMN vote_type TYPE votetype USING cast_to_votetype(vote_type::text),
ALTER COLUMN vote_type DROP DEFAULT,
ALTER COLUMN vote_type SET DEFAULT 'UPVOTE';
ALTER TABLE IF EXISTS posts
ALTER COLUMN type TYPE posttype USING cast_to_posttype(type::text),
ALTER COLUMN type DROP DEFAULT,
ALTER COLUMN type SET DEFAULT 'MISC',
DROP COLUMN IF EXISTS upvotes,
DROP COLUMN IF EXISTS downvotes;
END $$;

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