v1.0.0

backend/src/db/schema.sql

@@ -0,0 +1,82 @@
+CREATE TABLE IF NOT EXISTS users (
+  id TEXT PRIMARY KEY,
+  email TEXT UNIQUE NOT NULL,
+  password_hash TEXT NOT NULL,
+  name TEXT NOT NULL,
+  avatar_emoji TEXT NOT NULL DEFAULT '🙂',
+  email_notifications INTEGER NOT NULL DEFAULT 1,
+  created_at TEXT NOT NULL DEFAULT (datetime('now'))
+);
+
+CREATE TABLE IF NOT EXISTS password_resets (
+  id TEXT PRIMARY KEY,
+  user_id TEXT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+  token TEXT UNIQUE NOT NULL,
+  expires_at TEXT NOT NULL,
+  used_at TEXT,
+  created_at TEXT NOT NULL DEFAULT (datetime('now'))
+);
+
+CREATE TABLE IF NOT EXISTS households (
+  id TEXT PRIMARY KEY,
+  name TEXT NOT NULL,
+  currency TEXT NOT NULL DEFAULT 'PLN',
+  created_at TEXT NOT NULL DEFAULT (datetime('now'))
+);
+
+CREATE TABLE IF NOT EXISTS household_members (
+  household_id TEXT NOT NULL REFERENCES households(id) ON DELETE CASCADE,
+  user_id TEXT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+  joined_at TEXT NOT NULL DEFAULT (datetime('now')),
+  PRIMARY KEY (household_id, user_id)
+);
+
+CREATE TABLE IF NOT EXISTS invites (
+  id TEXT PRIMARY KEY,
+  household_id TEXT NOT NULL REFERENCES households(id) ON DELETE CASCADE,
+  code TEXT UNIQUE NOT NULL,
+  created_by TEXT NOT NULL REFERENCES users(id),
+  expires_at TEXT NOT NULL,
+  used_at TEXT
+);
+
+CREATE TABLE IF NOT EXISTS categories (
+  id TEXT PRIMARY KEY,
+  household_id TEXT NOT NULL REFERENCES households(id) ON DELETE CASCADE,
+  name TEXT NOT NULL,
+  icon TEXT NOT NULL DEFAULT '🛒',
+  color TEXT NOT NULL DEFAULT '#6b7280'
+);
+
+CREATE TABLE IF NOT EXISTS expenses (
+  id TEXT PRIMARY KEY,
+  household_id TEXT NOT NULL REFERENCES households(id) ON DELETE CASCADE,
+  payer_id TEXT NOT NULL REFERENCES users(id),
+  amount REAL NOT NULL,
+  title TEXT NOT NULL,
+  category_id TEXT REFERENCES categories(id) ON DELETE SET NULL,
+  expense_date TEXT NOT NULL,
+  split_type TEXT NOT NULL CHECK (split_type IN ('equal', 'exact', 'full')),
+  created_at TEXT NOT NULL DEFAULT (datetime('now')),
+  updated_at TEXT NOT NULL DEFAULT (datetime('now'))
+);
+
+CREATE TABLE IF NOT EXISTS expense_shares (
+  expense_id TEXT NOT NULL REFERENCES expenses(id) ON DELETE CASCADE,
+  user_id TEXT NOT NULL REFERENCES users(id),
+  share_amount REAL NOT NULL,
+  PRIMARY KEY (expense_id, user_id)
+);
+
+CREATE TABLE IF NOT EXISTS settlements (
+  id TEXT PRIMARY KEY,
+  household_id TEXT NOT NULL REFERENCES households(id) ON DELETE CASCADE,
+  from_user_id TEXT NOT NULL REFERENCES users(id),
+  to_user_id TEXT NOT NULL REFERENCES users(id),
+  amount REAL NOT NULL,
+  settled_at TEXT NOT NULL DEFAULT (datetime('now'))
+);
+
+CREATE INDEX IF NOT EXISTS idx_expenses_household ON expenses(household_id);
+CREATE INDEX IF NOT EXISTS idx_expense_shares_expense ON expense_shares(expense_id);
+CREATE INDEX IF NOT EXISTS idx_settlements_household ON settlements(household_id);