package store

const schemaVersion = 2

// schemaSQL is the full current schema. All statements are idempotent via IF NOT EXISTS.
const schemaSQL = `
CREATE TABLE IF NOT EXISTS settings (
  key   TEXT PRIMARY KEY,
  value TEXT NOT NULL
);

CREATE TABLE IF NOT EXISTS accounts (
  id                      INTEGER PRIMARY KEY AUTOINCREMENT,
  name                    TEXT UNIQUE NOT NULL,
  mode                    TEXT NOT NULL CHECK (mode IN ('RO','RW')),
  imap_host               TEXT NOT NULL,
  imap_port               INTEGER NOT NULL,
  imap_security           TEXT NOT NULL CHECK (imap_security IN ('tls','starttls')),
  smtp_host               TEXT,
  smtp_port               INTEGER,
  smtp_security           TEXT,
  auth_type               TEXT NOT NULL CHECK (auth_type IN ('password','oauth2')),
  username                TEXT NOT NULL,
  from_address            TEXT,
  enc_password            BLOB,
  enc_oauth_client_id     BLOB,
  enc_oauth_client_secret BLOB,
  enc_oauth_refresh_token BLOB,
  whitelist_in_enabled    INTEGER NOT NULL DEFAULT 0,
  whitelist_out_enabled   INTEGER NOT NULL DEFAULT 0,
  subject_regex           TEXT,
  process_backlog         INTEGER NOT NULL DEFAULT 0
);

CREATE TABLE IF NOT EXISTS whitelist_in (
  account_id INTEGER NOT NULL REFERENCES accounts(id) ON DELETE CASCADE,
  address    TEXT NOT NULL,
  PRIMARY KEY (account_id, address)
);

CREATE TABLE IF NOT EXISTS whitelist_out (
  account_id INTEGER NOT NULL REFERENCES accounts(id) ON DELETE CASCADE,
  address    TEXT NOT NULL,
  PRIMARY KEY (account_id, address)
);

CREATE TABLE IF NOT EXISTS folder_state (
  account_id  INTEGER NOT NULL REFERENCES accounts(id) ON DELETE CASCADE,
  folder      TEXT NOT NULL,
  uidvalidity INTEGER NOT NULL,
  floor_uid   INTEGER NOT NULL,
  PRIMARY KEY (account_id, folder)
);

CREATE TABLE IF NOT EXISTS acked (
  account_id  INTEGER NOT NULL REFERENCES accounts(id) ON DELETE CASCADE,
  folder      TEXT NOT NULL,
  uidvalidity INTEGER NOT NULL,
  uid         INTEGER NOT NULL,
  PRIMARY KEY (account_id, folder, uid)
);

CREATE TABLE IF NOT EXISTS audit_log (
  id      INTEGER PRIMARY KEY AUTOINCREMENT,
  ts      TEXT NOT NULL,
  account TEXT NOT NULL,
  action  TEXT NOT NULL,
  target  TEXT NOT NULL,
  result  TEXT NOT NULL,
  reason  TEXT
);
`