From a53edc96bec3503517daa24837def5d3ecd82624 Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Thu, 2 Mar 2017 03:16:39 +0900
Subject: wip

---
 src/api/validator.ts | 26 ++++++++++++++++++++++----
 1 file changed, 22 insertions(+), 4 deletions(-)

(limited to 'src/api/validator.ts')

diff --git a/src/api/validator.ts b/src/api/validator.ts
index 2562535c02..830786a18d 100644
--- a/src/api/validator.ts
+++ b/src/api/validator.ts
@@ -2,7 +2,15 @@ import * as mongo from 'mongodb';
 
 type Type = 'id' | 'string' | 'number' | 'boolean' | 'array' | 'object';
 
-export default <T>(value: any, isRequired: boolean, type: Type, validator?: (any) => boolean): [T, string] => {
+type Validator<T> = ((x: T) => boolean | string) | ((x: T) => boolean | string)[];
+
+function validate(value: any, type: 'id', isRequired?: boolean): [mongo.ObjectID, string];
+function validate(value: any, type: 'string', isRequired?: boolean, validator?: Validator<string>): [string, string];
+function validate(value: any, type: 'number', isRequired?: boolean, validator?: Validator<number>): [number, string];
+function validate(value: any, type: 'boolean', isRequired?: boolean): [boolean, string];
+function validate(value: any, type: 'array', isRequired?: boolean, validator?: Validator<any[]>): [any[], string];
+function validate(value: any, type: 'object', isRequired?: boolean, validator?: Validator<Object>): [Object, string];
+function validate<T>(value: any, type: Type, isRequired?: boolean, validator?: Validator<T>): [T, string] {
 	if (value === undefined || value === null) {
 		if (isRequired) {
 			return [null, 'is-required']
@@ -49,11 +57,21 @@ export default <T>(value: any, isRequired: boolean, type: Type, validator?: (any
 			break;
 	}
 
+	if (type == 'id') value = new mongo.ObjectID(value);
+
 	if (validator) {
-		if (!validator(value)) {
-			return [null, 'invalid-format'];
+		const validators = Array.isArray(validator) ? validator : [validator];
+		for (let i = 0; i < validators.length; i++) {
+			const result = validators[i](value);
+			if (result === false) {
+				return [null, 'invalid-format'];
+			} else if (typeof result == 'string') {
+				return [null, result];
+			}
 		}
 	}
 
 	return [value, null];
-};
+}
+
+export default validate;
-- 
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