迁移 orm 依赖到 drizzle

src/lib/utils.ts

@@ -6,12 +6,11 @@ export function cn(...inputs: ClassValue[]) {
   return twMerge(clsx(inputs))
 }
 
-// 数据验证函数
-export const validateNumber = (value: unknown): number => {
-  if (typeof value === 'number') return value
-  if (typeof value === 'string') {
-    const num = parseInt(value)
-    return isNaN(num) ? 0 : num
-  }
-  return 0
+// 取数组第一个元素，支持映射
+export function first<T>(array: T[]): T | undefined
+export function first<T, I>(array: T[], select: (item: T) => I): I | undefined
+
+export function first<T, I>(array: T[], select?: (item: T) => I) {
+  const item = array.length > 0 ? array[0] : undefined
+  return select && item ? select(item) : item
 }