import { CodeError, errCode, moduleSeed, type ErrCode, type ModuleSeed } from '$libs/errs';

export const SEMA_ERR: ModuleSeed = moduleSeed('sema');
export const SEMA_ERR_CONFIG: ErrCode = errCode(SEMA_ERR, 'config');
export const SEMA_ERR_INVARIANT: ErrCode = errCode(SEMA_ERR, 'invariant');
export const SEMA_ERR_DUPLICATE_CHANNEL: ErrCode = errCode(SEMA_ERR, 'duplicate_channel');

export class SemaConfigError extends CodeError {
	constructor(message: string) {
		super(SEMA_ERR_CONFIG, {
			message: `[sema] ${message}`
		});
	}
}

export class SemaInvariantError extends CodeError {
	constructor(message: string) {
		super(SEMA_ERR_INVARIANT, {
			message: `[sema] ${message}`
		});
	}
}

export class SemaDuplicateChannelError extends CodeError {
	readonly channelId: string;

	constructor(channelId: string) {
		super(SEMA_ERR_DUPLICATE_CHANNEL, {
			message: `[sema] channel with id "${channelId}" already registered`
		});
		this.channelId = channelId;
	}
}