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import { getSupabase } from "@/web/middleware/supabase"; import { AppRoutes } from "@/web/routes"; import { LoginProvider, renderMagicLinkSentScreen } from "@/web/templates"; import { base } from "@/web/templates/base"; import type { Context } from "hono"; export const loginHandler = async (c: Context) => { const supabase = getSupabase(c); const formData = await c.req.parseBody(); const tx = c.req.query("tx"); if (!tx) { console.error("[POST /login] missing tx"); return c.text("Bad request: missing cookie tx - try logging in again.", 400); } console.log("[POST /login] Form data received:", formData); // Get the site URL to use for redirects const siteUrl = c.env.SITE_URL; console.log(`[POST /login] Site URL: ${siteUrl}`); const redirectURL = `${siteUrl}${AppRoutes.AUTH_CALLBACK}?tx=${tx}`; // Determine which login method to use based on form data if (formData.provider === LoginProvider.GITHUB) { console.log("[POST /login] Processing GitHub login with redirect URL:", redirectURL); const { data, error } = await supabase.auth.signInWithOAuth({ provider: "github", options: { redirectTo: redirectURL, }, }); if (error) { console.error("[POST /login] GitHub OAuth error:", error.message); return c.text(`Error logging in with GitHub: ${error.message}`, 500); } if (data?.url) { console.log("[POST /login] Redirecting to GitHub OAuth URL", data.url); return c.redirect(data.url); } console.error("[POST /login] GitHub OAuth URL missing"); return c.text("Error initiating GitHub login", 500); } if (formData.provider === LoginProvider.GOOGLE) { console.log("[POST /login] Processing Google login with redirect URL:", redirectURL); const { data, error } = await supabase.auth.signInWithOAuth({ provider: "google", options: { redirectTo: redirectURL, }, }); if (error) { console.error("[POST /login] Google OAuth error:", error.message); return c.text(`Error logging in with Google: ${error.message}`, 500); } if (data?.url) { console.log("[POST /login] Redirecting to Google OAuth URL"); return c.redirect(data.url); } console.error("[POST /login] Google OAuth URL missing"); return c.text("Error initiating Google login", 500); } // If we have an email, assume magic link login if (formData.provider === LoginProvider.MAGIC_LINK) { const email = formData.email.toString(); console.log( `[POST /login] Processing Magic Link login for email ${email} and setting redirect URL to ${redirectURL}`, ); // Use signInWithOtp for magic link login // This sends an email with a link that the user can click to authenticate const { error } = await supabase.auth.signInWithOtp({ email, options: { shouldCreateUser: true, emailRedirectTo: redirectURL, }, }); if (error) { console.error("[POST /login] Magic Link error:", JSON.stringify(error, null, 2)); return c.text(`Error sending magic link: ${error.message}`, 500); } // Import the magic link sent screen template const content = await renderMagicLinkSentScreen({ email }); return c.html(base(content, "Check your email")); } console.error("[POST /login] No valid login method identified"); return c.text("Invalid login request. Please provide a valid login method.", 400); };