ADD Database schema and seed data

assets/database.sql

@@ -0,0 +1,64 @@
+-- Create Groups Table. Users are split into groups. Users review songs in their respective group.
+CREATE TABLE groups (
+    id UUID PRIMARY KEY,
+    group_name STRING NOT NULL,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    modified_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Create Users Table (Updated with Foreign Key for Group)
+CREATE TABLE users (
+    id UUID PRIMARY KEY,
+    name STRING DEFAULT NULL,
+    username STRING UNIQUE NOT NULL,
+    email STRING UNIQUE DEFAULT NULL,
+    group_id UUID,
+    password STRING NOT NULL, -- Hashed password
+    last_login_time TIMESTAMP DEFAULT NULL,
+    is_admin BOOLEAN DEFAULT FALSE,
+    is_active BOOLEAN DEFAULT TRUE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    modified_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (group_id) REFERENCES groups(id)
+);
+
+-- Create Contest Table
+CREATE TABLE contests (
+    id UUID PRIMARY KEY,
+    city_name STRING NOT NULL, -- Name of the city where the contest is held.
+    date DATE NOT NULL, -- Date when the contest is to be held.
+    round STRING NOT NULL, -- Can be one of "1st semifinal", "2nd semifinal", "final"
+    is_active BOOLEAN DEFAULT FALSE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    modified_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Create Song Table
+CREATE TABLE songs (
+    id UUID PRIMARY KEY,
+    artist_name STRING NOT NULL,
+    song_title STRING NOT NULL,
+    country STRING NOT NULL,
+    lyrics TEXT DEFAULT NULL,
+    song_meaning TEXT DEFAULT NULL,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    modified_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Create Reviews Table
+CREATE TABLE reviews (
+    id UUID PRIMARY KEY,
+    contest_id UUID,
+    song_id UUID,
+    reviewer_id UUID,
+    song_score INTEGER CHECK (song_score BETWEEN 1 AND 100),
+    wardrobe_score INTEGER CHECK (wardrobe_score BETWEEN 1 AND 100),
+    stage_show_score INTEGER CHECK (stage_show_score BETWEEN 1 AND 100),
+    review_text TEXT DEFAULT NULL,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    modified_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (contest_id) REFERENCES contests(id),
+    FOREIGN KEY (song_id) REFERENCES songs(id),
+    FOREIGN KEY (reviewer_id) REFERENCES users(id)
+);
+