-- Wedding website bootstrap schema
-- Requires: PostgreSQL 13+

CREATE EXTENSION IF NOT EXISTS pgcrypto;

CREATE TABLE IF NOT EXISTS invitations (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  token text NOT NULL,
  display_name text NOT NULL,
  language text NOT NULL,
  contact_email text NULL,
  contact_phone text NULL,
  max_party_size integer NOT NULL DEFAULT 1,
  allow_member_edits boolean NOT NULL DEFAULT false,
  notes text NULL,
  created_at timestamptz NOT NULL DEFAULT now(),
  updated_at timestamptz NOT NULL DEFAULT now(),
  CONSTRAINT invitations_max_party_size_positive CHECK (max_party_size > 0)
);

CREATE UNIQUE INDEX IF NOT EXISTS invitations_token_unique ON invitations (token);

CREATE TABLE IF NOT EXISTS invitation_members (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  invitation_id uuid NOT NULL REFERENCES invitations(id) ON DELETE CASCADE,
  name text NOT NULL,
  is_primary_contact boolean NOT NULL DEFAULT false,
  attending boolean NULL,
  meal_preference text NULL,
  dietary_restrictions text NULL,
  notes text NULL,
  created_at timestamptz NOT NULL DEFAULT now(),
  updated_at timestamptz NOT NULL DEFAULT now()
);

CREATE INDEX IF NOT EXISTS invitation_members_invitation_id_idx
  ON invitation_members (invitation_id);

CREATE TABLE IF NOT EXISTS invitation_responses (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  invitation_id uuid NOT NULL REFERENCES invitations(id) ON DELETE CASCADE,
  submitted_at timestamptz NULL,
  arrival_date date NULL,
  departure_date date NULL,
  stay_location text NULL,
  coming_from text NULL,
  needs_transport_help boolean NULL,
  message_to_couple text NULL,
  created_at timestamptz NOT NULL DEFAULT now(),
  updated_at timestamptz NOT NULL DEFAULT now()
);

CREATE UNIQUE INDEX IF NOT EXISTS invitation_responses_invitation_id_unique
  ON invitation_responses (invitation_id);

CREATE TABLE IF NOT EXISTS photo_uploads (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  invitation_id uuid NOT NULL REFERENCES invitations(id) ON DELETE CASCADE,
  bucket text NOT NULL,
  object_key text NOT NULL,
  original_filename text NULL,
  content_type text NULL,
  size_bytes integer NULL,
  created_at timestamptz NOT NULL DEFAULT now(),
  updated_at timestamptz NOT NULL DEFAULT now(),
  CONSTRAINT photo_uploads_size_bytes_non_negative
    CHECK (size_bytes IS NULL OR size_bytes >= 0)
);

CREATE UNIQUE INDEX IF NOT EXISTS photo_uploads_invitation_id_unique
  ON photo_uploads (invitation_id);

CREATE TABLE IF NOT EXISTS song_requests (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  invitation_id uuid NOT NULL REFERENCES invitations(id) ON DELETE CASCADE,
  title text NOT NULL,
  artist text NULL,
  note text NULL,
  created_at timestamptz NOT NULL DEFAULT now()
);

CREATE INDEX IF NOT EXISTS song_requests_invitation_id_idx
  ON song_requests (invitation_id);

CREATE TABLE IF NOT EXISTS toast_requests (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  invitation_id uuid NOT NULL REFERENCES invitations(id) ON DELETE CASCADE,
  member_id uuid NULL REFERENCES invitation_members(id) ON DELETE SET NULL,
  speaker_name text NOT NULL,
  estimated_minutes integer NULL,
  note text NULL,
  status text NOT NULL DEFAULT 'pending',
  created_at timestamptz NOT NULL DEFAULT now(),
  updated_at timestamptz NOT NULL DEFAULT now(),
  CONSTRAINT toast_requests_status_valid
    CHECK (status IN ('pending', 'accepted', 'declined', 'scheduled')),
  CONSTRAINT toast_requests_estimated_minutes_positive
    CHECK (estimated_minutes IS NULL OR estimated_minutes > 0)
);

CREATE INDEX IF NOT EXISTS toast_requests_invitation_id_idx
  ON toast_requests (invitation_id);

CREATE TABLE IF NOT EXISTS guest_messages (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  invitation_id uuid NOT NULL REFERENCES invitations(id) ON DELETE CASCADE,
  type text NOT NULL,
  message text NOT NULL,
  created_at timestamptz NOT NULL DEFAULT now(),
  CONSTRAINT guest_messages_type_valid CHECK (type IN ('advice', 'memory', 'wish'))
);

CREATE INDEX IF NOT EXISTS guest_messages_invitation_id_idx
  ON guest_messages (invitation_id);

CREATE TABLE IF NOT EXISTS admin_audit_events (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  admin_email text NOT NULL,
  action text NOT NULL,
  target_type text NULL,
  target_id uuid NULL,
  metadata jsonb NULL,
  created_at timestamptz NOT NULL DEFAULT now()
);