refactor progress

packages/api/src/ZodErrorMap.tsx

@@ -0,0 +1,134 @@
+/*
+ * Copyright (C) 2026 Fluxer Contributors
+ *
+ * This file is part of Fluxer.
+ *
+ * Fluxer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Fluxer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import type {ValidationErrorCode} from '@fluxer/constants/src/ValidationErrorCodes';
+import {ValidationErrorCodes} from '@fluxer/constants/src/ValidationErrorCodes';
+import {z} from 'zod';
+
+const validationErrorCodeSet = new Set<string>(Object.values(ValidationErrorCodes));
+
+function isValidationErrorCode(value: string): value is ValidationErrorCode {
+	return validationErrorCodeSet.has(value);
+}
+
+function getParamsProperty(obj: object): Record<string, unknown> | undefined {
+	if ('params' in obj) {
+		const value = (obj as {params?: unknown}).params;
+		return value !== null && typeof value === 'object' ? (value as Record<string, unknown>) : undefined;
+	}
+	return undefined;
+}
+
+export function fluxerZodErrorMap(
+	issue: Parameters<z.core.$ZodErrorMap>[0],
+): {message: string} | string | undefined | null {
+	if (issue.message && isValidationErrorCode(issue.message)) {
+		return {message: issue.message};
+	}
+
+	let errorCode: ValidationErrorCode;
+
+	switch (issue.code) {
+		case 'invalid_type': {
+			errorCode = ValidationErrorCodes.INVALID_FORMAT;
+			break;
+		}
+
+		case 'unrecognized_keys': {
+			errorCode = ValidationErrorCodes.INVALID_FORMAT;
+			break;
+		}
+
+		case 'invalid_union': {
+			errorCode = ValidationErrorCodes.INVALID_FORMAT;
+			break;
+		}
+
+		case 'invalid_value': {
+			errorCode = ValidationErrorCodes.INVALID_FORMAT;
+			break;
+		}
+
+		case 'too_small': {
+			const origin = 'origin' in issue ? String(issue.origin) : undefined;
+			if (origin === 'date') {
+				errorCode = ValidationErrorCodes.INVALID_DATE_OF_BIRTH_FORMAT;
+			} else {
+				errorCode = ValidationErrorCodes.INVALID_FORMAT;
+			}
+			break;
+		}
+
+		case 'too_big': {
+			const origin = 'origin' in issue ? String(issue.origin) : undefined;
+			if (origin === 'string') {
+				errorCode = ValidationErrorCodes.CONTENT_EXCEEDS_MAX_LENGTH;
+			} else if (origin === 'date') {
+				errorCode = ValidationErrorCodes.SCHEDULED_TIME_MUST_BE_FUTURE;
+			} else {
+				errorCode = ValidationErrorCodes.INVALID_FORMAT;
+			}
+			break;
+		}
+
+		case 'invalid_format': {
+			const format = 'format' in issue ? String(issue.format) : undefined;
+			if (format === 'email') {
+				errorCode = ValidationErrorCodes.INVALID_EMAIL_ADDRESS;
+			} else if (format === 'uuid') {
+				errorCode = ValidationErrorCodes.INVALID_SNOWFLAKE;
+			} else {
+				errorCode = ValidationErrorCodes.INVALID_FORMAT;
+			}
+			break;
+		}
+
+		case 'not_multiple_of': {
+			errorCode = ValidationErrorCodes.INVALID_FORMAT;
+			break;
+		}
+
+		case 'custom': {
+			const params = getParamsProperty(issue);
+			const customErrorCode = params?.['error_code'];
+			errorCode =
+				typeof customErrorCode === 'string' && isValidationErrorCode(customErrorCode)
+					? customErrorCode
+					: ValidationErrorCodes.INVALID_FORMAT;
+			break;
+		}
+
+		case 'invalid_key':
+		case 'invalid_element': {
+			errorCode = ValidationErrorCodes.INVALID_FORMAT;
+			break;
+		}
+
+		default: {
+			errorCode = ValidationErrorCodes.INVALID_FORMAT;
+			break;
+		}
+	}
+
+	return {message: errorCode};
+}
+
+export function initializeFluxerErrorMap(): void {
+	z.config({customError: fluxerZodErrorMap});
+}