export type LambdaConnectionStatus = 'connected' | 'disconnected';

export type LambdaConnectionPhase =
  | 'finish_installation'
  | 'config_mount'
  | 'config_connect';

export type LambdaConnectionErrorCode =
  | 'MISSING_AUTH_SECRET'
  | 'INVALID_URL'
  | 'NETWORK'
  | 'TIMEOUT'
  | 'HTTP'
  | 'INVALID_JSON'
  | 'UNEXPECTED_RESPONSE';

export type LambdaConnectionState = {
  status: LambdaConnectionStatus;
  endpoint: string;
  lastCheckedAt: string;
  lastCheckPhase: LambdaConnectionPhase;
  errorCode?: LambdaConnectionErrorCode;
  errorMessage?: string;
  httpStatus?: number;
  responseSnippet?: string;
};

export type ConnectionValidationMode = 'health';

export type BackupCadence = 'daily' | 'weekly' | 'biweekly' | 'monthly';

export type BackupExecutionMode = 'lambda_cron';

export type BackupScheduleConfig = {
  version: 1;
  enabledCadences: BackupCadence[];
  timezone: string;
  anchorLocalDate: string;
  updatedAt: string;
};

export type AutomaticBackupsScheduleState = {
  lastRunLocalDateByCadence?: Partial<Record<BackupCadence, string>>;
  lastRunAtByCadence?: Partial<Record<BackupCadence, string>>;
  lastManagedEnvironmentIdByCadence?: Partial<Record<BackupCadence, string>>;
  lastExecutionModeByCadence?: Partial<
    Record<BackupCadence, BackupExecutionMode>
  >;
  lastErrorByCadence?: Partial<Record<BackupCadence, string>>;
  dailyLastRunDate?: string;
  weeklyLastRunKey?: string;
  lastDailyRunAt?: string;
  lastWeeklyRunAt?: string;
  lastDailyManagedEnvironmentId?: string;
  lastWeeklyManagedEnvironmentId?: string;
  lastDailyError?: string;
  lastWeeklyError?: string;
} & Record<string, unknown>;

export type LambdaSchedulerProvider =
  | 'vercel'
  | 'netlify'
  | 'cloudflare'
  | 'unknown';

export type LambdaSchedulerCadence = 'hourly' | 'daily';

export type LambdaBackupStatusSlot = {
  scope: BackupCadence;
  executionMode: 'lambda_cron';
  lastBackupAt: string | null;
  nextBackupAt: string | null;
};

export type LambdaBackupStatus = {
  scheduler: {
    provider: LambdaSchedulerProvider;
    cadence: LambdaSchedulerCadence;
  };
  slots: Partial<Record<BackupCadence, LambdaBackupStatusSlot>> & {
    daily: LambdaBackupStatusSlot;
    weekly: LambdaBackupStatusSlot;
  };
  checkedAt: string;
};

export type BackupOverviewRow = {
  scope: BackupCadence;
  lastBackup: string;
  nextBackup: string;
  environmentName: string;
  environmentLinked: boolean;
  environmentStatusNote?: string;
};