Completed db rewrite

base.sql

@@ -0,0 +1,47 @@
+CREATE TABLE users (
+  username TEXT PRIMARY KEY,
+  password TEXT NOT NULL
+);
+
+CREATE TABLE plans (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  name TEXT NOT NULL,
+  owner TEXT REFERENCES users(username) NOT NULL,
+  description TEXT DEFAULT '',
+  join_code TEXT NOT NULL
+);
+
+CREATE TABLE members (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  plan_id INTEGER REFERENCES plans(id) NOT NULL,
+  name TEXT NOT NULL,
+  user_id TEXT REFERENCES users(username)
+);
+
+CREATE TABLE polls (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  plan_id INTEGER REFERENCES plans(id) NOT NULL,
+  options TEXT DEFAULT ''
+);
+
+CREATE TABLE votes (
+  poll_id INTEGER REFERENCES polls(id),
+  member_id INTEGER REFERENCES members(id),
+  value text,
+  PRIMARY KEY (poll_id,member_id)
+);
+
+CREATE TABLE expenses (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  plan_id INTEGER REFERENCES plans(id) NOT NULL,
+  payer_id INTEGER REFERENCES members(id) NOT NULL,
+  amount DECIMAL NOT NULL
+);
+
+CREATE TABLE debts (
+  expense_id INTEGER REFERENCES expenses(id) NOT NULL,
+  debtor_id INTEGER REFERENCES members(id) NOT NULL,
+  amount DECIMAL NOT NULL,
+  paid DECIMAL,
+  PRIMARY KEY (expense_id,debtor_id)
+);