CREATE EXTENSION IF NOT EXISTS postgis;
CREATE EXTENSION IF NOT EXISTS pgcrypto;

CREATE TABLE IF NOT EXISTS hunt_area (
    id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
    name text NOT NULL,
    description text,
    geom geometry(MultiPolygon, 4326),
    created_at timestamptz NOT NULL DEFAULT now()
);

CREATE TABLE IF NOT EXISTS app_user (
    id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
    display_name text NOT NULL,
    email text,
    avatar_url text,
    color text,
    is_active boolean NOT NULL DEFAULT true,
    created_at timestamptz NOT NULL DEFAULT now(),
    updated_at timestamptz
);

CREATE TABLE IF NOT EXISTS user_identity (
    id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id uuid NOT NULL REFERENCES app_user(id) ON DELETE CASCADE,
    provider text NOT NULL,
    provider_subject text NOT NULL,
    email text,
    email_verified boolean,
    display_name text,
    avatar_url text,
    first_login_at timestamptz NOT NULL DEFAULT now(),
    last_login_at timestamptz NOT NULL DEFAULT now(),
    UNIQUE (provider, provider_subject),
    CHECK (provider IN ('google', 'microsoft', 'apple'))
);

CREATE TABLE IF NOT EXISTS hunt (
    id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
    hunt_area_id uuid NOT NULL REFERENCES hunt_area(id),
    title text NOT NULL,
    description text,
    starts_at timestamptz,
    ends_at timestamptz,
    status text NOT NULL DEFAULT 'planned',
    created_at timestamptz NOT NULL DEFAULT now()
);

CREATE TABLE IF NOT EXISTS map_point_type (
    id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
    name text NOT NULL UNIQUE,
    icon text,
    color text
);

INSERT INTO map_point_type (name, icon, color) VALUES
('HuntingTower', 'tower', '#F59E0B'),
('FeedingPlace', 'corn', '#84CC16'),
('Parking', 'parking', '#3B82F6'),
('MeetingPoint', 'flag', '#22C55E'),
('Observation', 'eye', '#A855F7')
ON CONFLICT (name) DO NOTHING;

CREATE TABLE IF NOT EXISTS map_point (
    id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
    hunt_area_id uuid NOT NULL REFERENCES hunt_area(id),
    type_id uuid NOT NULL REFERENCES map_point_type(id),
    name text NOT NULL,
    description text,
    geom geometry(Point, 4326) NOT NULL,
    image_url text,
    is_active boolean NOT NULL DEFAULT true,
    created_at timestamptz NOT NULL DEFAULT now()
);

CREATE TABLE IF NOT EXISTS map_zone (
    id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
    hunt_area_id uuid NOT NULL REFERENCES hunt_area(id),
    name text NOT NULL,
    zone_type text NOT NULL,
    description text,
    geom geometry(MultiPolygon, 4326) NOT NULL,
    created_at timestamptz NOT NULL DEFAULT now()
);

CREATE TABLE IF NOT EXISTS hunt_area_member (
    id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
    hunt_area_id uuid NOT NULL REFERENCES hunt_area(id) ON DELETE CASCADE,
    user_id uuid NOT NULL REFERENCES app_user(id) ON DELETE CASCADE,
    role text NOT NULL DEFAULT 'member',
    created_at timestamptz NOT NULL DEFAULT now(),
    UNIQUE (hunt_area_id, user_id)
);

CREATE TABLE IF NOT EXISTS hunt_participant (
    id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
    hunt_id uuid NOT NULL REFERENCES hunt(id) ON DELETE CASCADE,
    user_id uuid NOT NULL REFERENCES app_user(id),
    role text NOT NULL DEFAULT 'hunter',
    status text NOT NULL DEFAULT 'invited',
    share_location boolean NOT NULL DEFAULT true,
    created_at timestamptz NOT NULL DEFAULT now(),
    UNIQUE (hunt_id, user_id)
);

CREATE TABLE IF NOT EXISTS hunt_assignment (
    id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
    hunt_id uuid NOT NULL REFERENCES hunt(id) ON DELETE CASCADE,
    participant_id uuid NOT NULL REFERENCES hunt_participant(id) ON DELETE CASCADE,
    map_point_id uuid NOT NULL REFERENCES map_point(id),
    note text,
    assigned_at timestamptz NOT NULL DEFAULT now(),
    UNIQUE (hunt_id, participant_id)
);

CREATE TABLE IF NOT EXISTS user_current_location (
    participant_id uuid PRIMARY KEY REFERENCES hunt_participant(id) ON DELETE CASCADE,
    geom geometry(Point, 4326) NOT NULL,
    accuracy_m numeric(8,2),
    speed_mps numeric(8,2),
    heading_degrees numeric(6,2),
    battery_percent int,
    recorded_at timestamptz NOT NULL,
    received_at timestamptz NOT NULL DEFAULT now()
);

CREATE TABLE IF NOT EXISTS user_location_history (
    id bigserial PRIMARY KEY,
    participant_id uuid NOT NULL REFERENCES hunt_participant(id) ON DELETE CASCADE,
    geom geometry(Point, 4326) NOT NULL,
    accuracy_m numeric(8,2),
    speed_mps numeric(8,2),
    heading_degrees numeric(6,2),
    battery_percent int,
    recorded_at timestamptz NOT NULL,
    received_at timestamptz NOT NULL DEFAULT now()
);

CREATE TABLE IF NOT EXISTS hunt_message (
    id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
    hunt_id uuid NOT NULL REFERENCES hunt(id) ON DELETE CASCADE,
    sender_participant_id uuid REFERENCES hunt_participant(id),
    message text NOT NULL,
    created_at timestamptz NOT NULL DEFAULT now()
);

CREATE INDEX IF NOT EXISTS idx_hunt_area_geom ON hunt_area USING gist (geom);
CREATE INDEX IF NOT EXISTS idx_map_point_geom ON map_point USING gist (geom);
CREATE INDEX IF NOT EXISTS idx_map_zone_geom ON map_zone USING gist (geom);
CREATE INDEX IF NOT EXISTS idx_user_current_location_geom ON user_current_location USING gist (geom);
CREATE INDEX IF NOT EXISTS idx_user_location_history_geom ON user_location_history USING gist (geom);
CREATE INDEX IF NOT EXISTS idx_user_location_history_participant_time ON user_location_history (participant_id, recorded_at DESC);
CREATE INDEX IF NOT EXISTS idx_hunt_participant_hunt ON hunt_participant (hunt_id);
CREATE INDEX IF NOT EXISTS idx_hunt_assignment_hunt ON hunt_assignment (hunt_id);