src/utils/constants.ts

import type { VehicleType } from '../types/user';
import type { RideStatus } from '../types/ride';
import { colors } from '../theme';

// ─── App Identity ────────────────────────────────────────────────────────────
export const APP_NAME = 'Antaram';
export const APP_TAGLINE = 'Share rides, save the planet';

// ─── Default Location (Bangalore, India) ─────────────────────────────────────
export const DEFAULT_LOCATION = {
  lat: 12.9716,
  lng: 77.5946,
  address: 'Bangalore, Karnataka, India',
} as const;

// ─── Map Defaults ────────────────────────────────────────────────────────────
export const MAP_TILE_URL = 'https://tile.openstreetmap.org/{z}/{x}/{y}.png';
export const MAP_TILE_ATTRIBUTION =
  '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors';
export const MAP_DEFAULT_ZOOM = 14;
export const MAP_MIN_ZOOM = 4;
export const MAP_MAX_ZOOM = 19;
export const MAP_INITIAL_DELTA = 0.01; // ~1km lat/lng span

// ─── Vehicle Types ───────────────────────────────────────────────────────────
export interface VehicleTypeInfo {
  type: VehicleType;
  label: string;
  icon: string;
  emoji: string;
  seats: number;
  baseFare: number;
  perKmRate: number;
}

export const VEHICLE_TYPES: VehicleTypeInfo[] = [
  {
    type: 'bike',
    label: 'Bike',
    icon: 'motorbike',
    emoji: '🏍️',
    seats: 1,
    baseFare: 10,
    perKmRate: 8,
  },
  {
    type: 'auto',
    label: 'Auto',
    icon: 'car-side',
    emoji: '🛺',
    seats: 3,
    baseFare: 20,
    perKmRate: 12,
  },
  {
    type: 'car',
    label: 'Car',
    icon: 'car',
    emoji: '🚗',
    seats: 4,
    baseFare: 30,
    perKmRate: 15,
  },
];

// ─── Ride Status Colors ──────────────────────────────────────────────────────
export const RIDE_STATUS_COLORS: Record<RideStatus, string> = {
  draft: colors.neutral[400],
  active: colors.primary[500],
  matched: colors.secondary[500],
  ongoing: colors.tertiary[500],
  completed: colors.success,
  cancelled: colors.error,
};

export const RIDE_STATUS_LABELS: Record<RideStatus, string> = {
  draft: 'Draft',
  active: 'Active',
  matched: 'Matched',
  ongoing: 'On Ride',
  completed: 'Completed',
  cancelled: 'Cancelled',
};

// ─── Search & History Limits ─────────────────────────────────────────────────
export const MAX_SEARCH_HISTORY = 20;
export const MAX_SAVED_LOCATIONS = 30;
export const MAX_FRIEND_REQUESTS = 50;

// ─── SOS ─────────────────────────────────────────────────────────────────────
export const SOS_HOLD_DURATION = 3000; // ms to hold SOS button
export const SOS_CONTACTS_LIMIT = 5;

// ─── Notification Types ──────────────────────────────────────────────────────
export type NotificationType =
  | 'ride_matched'
  | 'ride_cancelled'
  | 'message'
  | 'friend_request'
  | 'friend_accepted'
  | 'ride_reminder'
  | 'system'
  | 'sos_alert';

export interface NotificationTypeInfo {
  type: NotificationType;
  label: string;
  icon: string;
  channel: string;
}

export const NOTIFICATION_TYPES: NotificationTypeInfo[] = [
  {
    type: 'ride_matched',
    label: 'Ride Matched',
    icon: 'handshake',
    channel: 'rides',
  },
  {
    type: 'ride_cancelled',
    label: 'Ride Cancelled',
    icon: 'close-circle',
    channel: 'rides',
  },
  {
    type: 'message',
    label: 'New Message',
    icon: 'chat',
    channel: 'messages',
  },
  {
    type: 'friend_request',
    label: 'Friend Request',
    icon: 'account-plus',
    channel: 'social',
  },
  {
    type: 'friend_accepted',
    label: 'Friend Accepted',
    icon: 'account-check',
    channel: 'social',
  },
  {
    type: 'ride_reminder',
    label: 'Ride Reminder',
    icon: 'bell-ring',
    channel: 'rides',
  },
  {
    type: 'system',
    label: 'System',
    icon: 'information',
    channel: 'system',
  },
  {
    type: 'sos_alert',
    label: 'SOS Alert',
    icon: 'alert',
    channel: 'sos',
  },
];

// ─── Misc ────────────────────────────────────────────────────────────────────
export const LOCATION_UPDATE_INTERVAL = 5000; // 5 seconds
export const LOCATION_UPDATE_DISTANCE = 10; // 10 meters
export const RATING_MIN = 1;
export const RATING_MAX = 5;
export const RATING_DEFAULT = 0;
export const MAX_SEATS_AVAILABLE = 4;
export const FARE_ESTIMATE_BUFFER = 0.15; // ±15% variance for estimates