feat(api/magiclink): reactivate magic link API

routes/api/magiclink/index.ts

@@ -1,10 +1,8 @@
 import 'npm:iterator-polyfill'
 import { define } from '../../../utils.ts'
 // Polyfill AsyncIterator
-
-import { FreshContext } from 'fresh'
 import { db } from ':src/db/mod.ts'
-import { SessionHandlers, SessionStore } from ':src/session/mod.ts'
+import { SessionStore } from ':src/session/mod.ts'
 import { respondApi } from ':src/utils.ts'
 import { Contact, type Mail, send } from '@cohabit/mailer'
 import { magicLinkTemplate } from '@cohabit/mailer/templates'
@@ -25,9 +23,8 @@ export async function getUserByMail(email: string): Promise<User | undefined> {
 
 	return user
 }
-*/
-export const handler = define.handlers({})
-/*
+// export const handler = define.handlers({})
+export const handler = define.handlers({
 	async POST(ctx) {
 		const request = ctx.req
 		const { email } = await request.json() as { email: string }
@@ -41,13 +38,27 @@ export const handler = define.handlers({})
 
 		// generate magic link
 		const token = crypto.randomUUID()
+
+		if (ctx.state.session === undefined) {
+			return respondApi(
+				'error',
+				new Error('missing server session for current user'),
+				500,
+			)
+		}
+
+		const remoteAddr = ctx.info.remoteAddr
+		if (!('hostname' in remoteAddr)) {
+			return respondApi('error', new Error('connection is not using http'), 500)
+		}
+
 		const endpoint =
 			`${ctx.url.origin}/api/magiclink?token=${token}&session=${ctx.state.session.uuid}&redirect=/profil`
 
 		// save token to session
 		ctx.state.session.flash<MagicLinkInfos>(`MAGIC_LINK__${token}`, {
 			email,
-			remoteId: remoteId(request, ctx),
+			remoteId: remoteId(request, { remoteAddr }),
 			timestamp: Date.now(),
 		})
 
@@ -55,8 +66,7 @@ export const handler = define.handlers({})
 		try {
 			if (user) {
 				// Get user ip through proxy else from tcp connection
-				const ip = request.headers.get('X-FORWARDED-FOR') ??
-					ctx.remoteAddr.hostname
+				const ip = request.headers.get('X-FORWARDED-FOR') ?? remoteAddr.hostname
 				const device = request.headers.get('Sec-Ch-Ua-Platform') ?? undefined
 
 				await sendMagicLink(user, { device, ip, endpoint })
@@ -74,7 +84,9 @@ export const handler = define.handlers({})
 			)
 		}
 	},
-	async GET(request, ctx) {
+	async GET(ctx) {
+		const request = ctx.req
+
 		const token = ctx.url.searchParams.get('token')
 		const redirect = ctx.url.searchParams.get('redirect')
 		const sessionId = ctx.url.searchParams.get('session')
@@ -88,7 +100,7 @@ export const handler = define.handlers({})
 		ctx.state.session = ctx.state.session ?? SessionStore.getSession(sessionId)
 
 		// no session available
-		if (ctx.state.session === null) {
+		if (ctx.state.session === null || ctx.state.session === undefined) {
 			return respondApi('error', 'no session datas', 401)
 		}
 
@@ -101,8 +113,13 @@ export const handler = define.handlers({})
 			return respondApi('error', 'wrong token or timeout exceeded', 401)
 		}
 
+		const remoteAddr = ctx.info.remoteAddr
+		if (!('hostname' in remoteAddr)) {
+			return respondApi('error', new Error('connection is not using http'), 500)
+		}
+
 		// check remote id (same user/machine that has query the token)
-		if (entry.remoteId === remoteId(request, ctx)) {
+		if (entry.remoteId === remoteId(request, { remoteAddr })) {
 			const user = await getUserByMail(entry.email)
 			ctx.state.session.set('user', user)
 
@@ -122,10 +139,10 @@ export const handler = define.handlers({})
 		)
 	},
 })
-/*
+
 function remoteId(
 	{ headers }: { headers: Headers },
-	{ remoteAddr }: { remoteAddr: FreshContext['remoteAddr'] },
+	{ remoteAddr }: { remoteAddr: Deno.NetAddr },
 ): string {
 	const forwardedAddress = headers.get('X-FORWARDED-FOR')
 	const forwardedProto = headers.get('X-FORWARDED-PROTO')