init

db/schema.sql

@@ -0,0 +1,29 @@
+CREATE TABLE IF NOT EXISTS users (
+    sub TEXT PRIMARY KEY,
+    email TEXT NOT NULL DEFAULT '',
+    name TEXT NOT NULL DEFAULT '',
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE TABLE IF NOT EXISTS skills (
+    id BIGSERIAL PRIMARY KEY,
+    owner_sub TEXT NOT NULL REFERENCES users(sub) ON DELETE CASCADE,
+    title TEXT NOT NULL,
+    description TEXT NOT NULL,
+    price_cents INTEGER NOT NULL CHECK (price_cents >= 0),
+    file_path TEXT NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE TABLE IF NOT EXISTS purchases (
+    id BIGSERIAL PRIMARY KEY,
+    buyer_sub TEXT NOT NULL REFERENCES users(sub) ON DELETE CASCADE,
+    skill_id BIGINT NOT NULL REFERENCES skills(id) ON DELETE CASCADE,
+    purchased_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    UNIQUE (buyer_sub, skill_id)
+);
+
+CREATE INDEX IF NOT EXISTS idx_skills_owner_sub ON skills(owner_sub);
+CREATE INDEX IF NOT EXISTS idx_purchases_buyer_sub ON purchases(buyer_sub);
+CREATE INDEX IF NOT EXISTS idx_purchases_skill_id ON purchases(skill_id);
+