WithErrorHandlingCompanyApi.ts

class WithErrorHandlingCompanyApi implements CompanyApi {
    constructor(private readonly decoratedApi: CompanyApi) {
    }

    async open(claim: Claim): Promise<OpeningResult> {
        try {
            return await this.decoratedApi.open(claim);
        } catch (e) {
            if (e instanceof CannotRetrieveTokenError) {
                return OpeningResult.failed(claim, 'Acme API: failure retrieving token');
            }
            if (e instanceof CannotGetCausesError) {
                return OpeningResult.failed(claim, 'Acme API: failure getting claim causes');
            }
            if (e instanceof CannotOpenClaimError) {
                return OpeningResult.failed(
                    claim, `Acme API: cannot open claim ${claim.id()}`
                );
            }
            if (e instanceof CannotFindMatchingCauseError) {
                return OpeningResult.failed(
                    claim, `Acme API: cannot find cause for claim ${claim.id()}`
                );
            }
            return OpeningResult.failed(
                claim, `Acme API: ${e.message}`
            );
        }
    }
}