From 7d066a8f112c391cb4b820448c4be6296595452a Mon Sep 17 00:00:00 2001
From: MrBounty <adrien.bouvais.pro@gmail.com>
Date: Thu, 8 Aug 2024 17:53:54 +0200
Subject: [PATCH] Added a SendNoreplyEmail function

---
 Authentification.go | 45 +++++++++++++++++++++++++++++++++------------
 views/error.html    |  1 +
 2 files changed, 34 insertions(+), 12 deletions(-)
 create mode 100644 views/error.html

diff --git a/Authentification.go b/Authentification.go
index 0849bd2..5eb3a2a 100644
--- a/Authentification.go
+++ b/Authentification.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 	"io"
 	"net/http"
+	"net/smtp"
 	"os"
 
 	"github.com/edgedb/edgedb-go"
@@ -156,10 +157,14 @@ func handleUiSignIn(c *fiber.Ctx) error {
 		Secure:   true,
 	})
 
-	return c.Redirect(fmt.Sprintf("%s/ui/signup?challenge=%s", os.Getenv("EDGEDB_AUTH_BASE_URL"), challenge), fiber.StatusTemporaryRedirect)
+	return c.Redirect(fmt.Sprintf("%s/ui/signin?challenge=%s", os.Getenv("EDGEDB_AUTH_BASE_URL"), challenge), fiber.StatusTemporaryRedirect)
 }
 
 func handleCallbackSignup(c *fiber.Ctx) error {
+	if c.Query("verification_email_sent_at") != "" {
+		return c.Redirect("/")
+	}
+
 	code := c.Query("code")
 	if code == "" {
 		err := c.Query("error")
@@ -169,7 +174,7 @@ func handleCallbackSignup(c *fiber.Ctx) error {
 
 	verifier := c.Cookies("jade-edgedb-pkce-verifier", "")
 	if verifier == "" {
-		panic("Could not find 'verifier' in the cookie store. Is this the same user agent/browser that started the authorization flow?")
+		return c.SendString("Could not find 'verifier' in the cookie store. Is this the same user agent/browser that started the authorization flow?")
 	}
 
 	codeExchangeURL := fmt.Sprintf("%s/token?code=%s&verifier=%s", os.Getenv("EDGEDB_AUTH_BASE_URL"), code, verifier)
@@ -269,35 +274,30 @@ func handleCallbackSignup(c *fiber.Ctx) error {
 func handleCallback(c *fiber.Ctx) error {
 	code := c.Query("code")
 	if code == "" {
-		err := c.Query("error")
 		fmt.Println("OAuth callback is missing 'code'. OAuth provider responded with error")
-		panic(err)
+		return c.Render("error", fiber.Map{"Text": "Error: OAuth provider responded with an error. Please contact the support or try later."}, "layouts/main")
 	}
 
 	verifier := c.Cookies("jade-edgedb-pkce-verifier", "")
 	if verifier == "" {
-		panic("Could not find 'verifier' in the cookie store. Is this the same user agent/browser that started the authorization flow?")
+		return c.Render("error", fiber.Map{"Text": "Error: No verifier cookie found. Please make sure to use the same devide and browser when login for the first time."}, "layouts/main")
 	}
 
 	codeExchangeURL := fmt.Sprintf("%s/token?code=%s&verifier=%s", os.Getenv("EDGEDB_AUTH_BASE_URL"), code, verifier)
 	resp, err := http.Get(codeExchangeURL)
 	if err != nil {
-		fmt.Println("Error exchanging code for access token")
-		panic(err)
+		return c.Render("error", fiber.Map{"Text": "Internal JADE error code "}, "layouts/main")
 	}
 	defer resp.Body.Close()
 
 	if resp.StatusCode != fiber.StatusOK {
-		body, _ := io.ReadAll(resp.Body)
-		fmt.Println("Error exchanging code for access token")
-		panic(string(body))
+		return c.Render("error", fiber.Map{"Text": "Hello"}, "layouts/main")
 	}
 
 	var tokenResponse TokenResponse
 	err = json.NewDecoder(resp.Body).Decode(&tokenResponse)
 	if err != nil {
-		fmt.Println("Error decoding auth server response")
-		panic(err)
+		return c.Render("error", fiber.Map{"Text": "Hello"}, "layouts/main")
 	}
 
 	c.Cookie(&fiber.Cookie{
@@ -316,3 +316,24 @@ func handleSignOut(c *fiber.Ctx) error {
 	c.ClearCookie("jade-edgedb-auth-token")
 	return c.Redirect("/", fiber.StatusTemporaryRedirect)
 }
+
+func handleEmailVerification(c *fiber.Ctx) error {
+	return c.Render("error", fiber.Map{"Text": "Hello"}, "layouts/main")
+}
+
+func SendNoreplyEmail(to string, subject string, content string) {
+	auth := smtp.PlainAuth("", "noreply@bouvai.com", os.Getenv("NOREPLY_APP_PASSWORD"), "smtp.gmail.com")
+
+	msg := []byte("To: " + to + "\r\n" +
+
+		"Subject: " + subject + "\r\n" +
+
+		"\r\n" +
+
+		content + "\r\n")
+
+	err := smtp.SendMail("smtp.gmail.com:587", auth, "noreply@bouvai.com", []string{to}, msg)
+	if err != nil {
+		panic(err)
+	}
+}
diff --git a/views/error.html b/views/error.html
new file mode 100644
index 0000000..fc2f32c
--- /dev/null
+++ b/views/error.html
@@ -0,0 +1 @@
+{{ Text }}