61 lines
1.4 KiB
TypeScript
61 lines
1.4 KiB
TypeScript
// Email 驗證工具
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export function isValidEmail(email: string): boolean {
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if (!email) return true // 空值是允許的（可選欄位）
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const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/
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return emailRegex.test(email)
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}
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export function sanitizeEmail(email: string): string {
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return email.trim().toLowerCase()
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}
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export function getEmailDomain(email: string): string {
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const parts = email.split("@")
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return parts.length > 1 ? parts[1] : ""
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}
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// 檢查是否為常見的臨時郵箱服務
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const temporaryEmailDomains = [
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"10minutemail.com",
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"guerrillamail.com",
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"mailinator.com",
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"tempmail.org",
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"throwaway.email",
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]
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export function isTemporaryEmail(email: string): boolean {
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if (!email) return false
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const domain = getEmailDomain(email)
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return temporaryEmailDomains.includes(domain)
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}
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export function validateEmailForSubmission(email: string): {
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isValid: boolean
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message?: string
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suggestion?: string
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} {
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if (!email) {
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return { isValid: true } // 空值允許
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}
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if (!isValidEmail(email)) {
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return {
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isValid: false,
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message: "請輸入有效的 Email 格式",
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suggestion: "例如：your.name@company.com",
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}
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}
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if (isTemporaryEmail(email)) {
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return {
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isValid: false,
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message: "請避免使用臨時郵箱服務",
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suggestion: "建議使用常用的 Email 地址，以便我們能夠聯繫到你",
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}
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}
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return { isValid: true }
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}
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