58 lines
2.0 KiB
Kotlin
58 lines
2.0 KiB
Kotlin
package fr.dcproject.component.auth
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import com.sendgrid.helpers.mail.Mail
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import com.sendgrid.helpers.mail.objects.Content
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import com.sendgrid.helpers.mail.objects.Email
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import fr.dcproject.common.email.Mailer
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import fr.dcproject.component.auth.jwt.makeToken
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import fr.dcproject.component.citizen.CitizenRepository
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import fr.dcproject.component.citizen.CitizenWithEmail
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import fr.dcproject.component.citizen.CitizenWithUserI
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import io.ktor.http.URLBuilder
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/**
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* Send a connexion link by email
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*/
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class PasswordlessAuth(
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private val mailer: Mailer,
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private val domain: String,
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private val citizenRepo: CitizenRepository
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) {
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fun sendEmail(email: String, url: String) {
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val citizen = citizenRepo.findByEmail(email) ?: noEmail(email)
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sendEmail(citizen, url)
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}
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fun <C> sendEmail(citizen: C, url: String) where C : CitizenWithEmail, C : CitizenWithUserI {
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mailer.sendEmail {
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val token = citizen.user.makeToken()
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Mail(
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Email("passwordless-auth@$domain"),
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"Connection",
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Email(citizen.email),
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Content("text/plain", generateContent(token, url))
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).apply {
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addContent(Content("text/html", generateHtmlContent(token, url)))
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}
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}
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}
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private fun generateHtmlContent(token: String, url: String): String? {
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val urlObject = URLBuilder(url)
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urlObject.parameters.append("token", token)
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return "Click <a href=\"${urlObject.buildString()}\">here</a> for connect to $domain"
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}
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private fun generateContent(token: String, url: String): String {
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val urlObject = URLBuilder(url)
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urlObject.parameters.append("token", token)
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return "Copy this link into your browser for connect to $domain: \n${urlObject.buildString()}"
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}
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class EmailNotFound(val email: String) : Exception() {
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override val message: String = "No Citizen with this email : $email"
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}
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private fun noEmail(email: String): Nothing = throw EmailNotFound(email)
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}
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