feat(cli): add interactive platform selection for PR creation

index.ts

@@ -25,10 +25,12 @@ import {
   getBranchCommits,
   getBranchDiff,
   detectPlatform,
+  getRemoteHostname,
   checkCLI,
   checkAuth,
   createPR,
 } from "./src/pr";
+import type { Platform } from "./src/pr";
 import { PR_SYSTEM_PROMPT, buildPRPrompt } from "./src/prompt";
 import { generatePRMessage } from "./src/ai";
 
@@ -413,6 +415,119 @@ async function showMenu(): Promise<void> {
   });
 }
 
+async function selectPlatform(hostname: string): Promise<Platform | null> {
+  const options = [
+    { platform: "github" as Platform, label: "GitHub", desc: "gh CLI" },
+    { platform: "gitea" as Platform, label: "Gitea", desc: "tea CLI" },
+  ];
+  let cursor = 0;
+
+  const headerLines = 4;
+
+  process.stdout.write(`\n  Remote: ${CYAN}${hostname}${RESET} — could not auto-detect platform.\n`);
+  process.stdout.write(`  ${DIM}↑/↓ navigate, space/enter select${RESET}\n\n`);
+
+  const totalLines = headerLines + options.length;
+
+  function render() {
+    for (let i = 0; i < options.length; i++) {
+      process.stdout.write("\x1b[2K\r");
+      const opt = options[i]!;
+      const pointer = i === cursor ? `${CYAN}❯${RESET} ` : "  ";
+      const dot = i === cursor ? `${GREEN}◉${RESET}` : `${DIM}○${RESET}`;
+      const name = i === cursor ? `${BOLD}${opt.label}${RESET}` : opt.label;
+      const desc = i === cursor ? opt.desc : `${DIM}${opt.desc}${RESET}`;
+      process.stdout.write(`${pointer} ${dot} ${name}${" ".repeat(Math.max(1, 10 - opt.label.length))}${desc}\n`);
+    }
+    process.stdout.write(`\x1b[${options.length}A`);
+  }
+
+  function clearMenu() {
+    process.stdout.write(`\x1b[${headerLines}A`);
+    for (let i = 0; i < totalLines; i++) {
+      process.stdout.write("\r\x1b[2K\n");
+    }
+    process.stdout.write(`\x1b[${totalLines}A`);
+  }
+
+  if (!process.stdin.isTTY) {
+    console.error(`  ${RED}Error: Platform selection requires a TTY.${RESET}`);
+    process.exit(1);
+  }
+
+  const savedRaw = process.stdin.isRaw;
+  process.stdin.setRawMode(true);
+  process.stdin.resume();
+  process.stdout.write("\x1b[?25l");
+
+  render();
+
+  return new Promise((resolve) => {
+    let escapeBuf = "";
+
+    function handleSeq(seq: string) {
+      if (seq === "\x1b[A" || seq === "\x1bOA") {
+        if (cursor > 0) {
+          cursor--;
+          render();
+        }
+      } else if (seq === "\x1b[B" || seq === "\x1bOB") {
+        if (cursor < options.length - 1) {
+          cursor++;
+          render();
+        }
+      }
+    }
+
+    process.stdin.on("data", (data: Buffer) => {
+      const key = data.toString();
+
+      if (key === "\x03") {
+        process.stdin.setRawMode(savedRaw === true);
+        process.stdin.pause();
+        process.stdin.removeAllListeners("data");
+        clearMenu();
+        process.stdout.write("\x1b[?25h");
+        resolve(null);
+        return;
+      }
+
+      if (key === "\x1b" || key.startsWith("\x1b[")) {
+        escapeBuf = key;
+        if (key.length >= 3) {
+          handleSeq(key);
+          escapeBuf = "";
+        }
+        return;
+      }
+
+      if (escapeBuf) {
+        escapeBuf += key;
+        if (/^[A-Za-z~]$/.test(key)) {
+          handleSeq(escapeBuf);
+          escapeBuf = "";
+        } else if (escapeBuf.length > 8) {
+          escapeBuf = "";
+        }
+        return;
+      }
+
+      if (key === " " || key === "\r") {
+        const selected = options[cursor]!;
+        process.stdin.setRawMode(savedRaw === true);
+        process.stdin.pause();
+        process.stdin.removeAllListeners("data");
+
+        clearMenu();
+        process.stdout.write("\x1b[?25h");
+
+        resolve(selected.platform);
+        return;
+      }
+    });
+  });
+}
+
 async function handleCommit(autoMode: boolean, dryRun: boolean): Promise<void> {
   const config = await loadConfig();
 
@@ -549,16 +664,19 @@ async function handlePR(draft: boolean): Promise<void> {
     process.exit(1);
   }
 
-  const platform = await detectPlatform();
+  let platform = await detectPlatform();
   if (!platform) {
-    console.error(
+    const hostname = (await getRemoteHostname()) || "unknown";
-      `  ${RED}Error: Could not detect GitHub or Gitea from origin remote URL.${RESET}`,
+    const chosen = await selectPlatform(hostname);
-    );
+    if (!chosen) {
-    process.exit(1);
+      console.log("  Aborted.");
+      process.exit(0);
+    }
+    platform = chosen;
   }
 
   const platformLabel = platform === "github" ? "GitHub" : "Gitea";
-  console.log(`  Remote platform: ${CYAN}${platformLabel}${RESET}`);
+  console.log(`  Using: ${CYAN}${platformLabel}${RESET}`);
 
   const cliError = checkCLI(platform);
   if (cliError) {

src/pr.ts

@@ -51,30 +51,40 @@ export async function getBranchDiff(base: string): Promise<string> {
   }
 }
 
-export async function detectPlatform(): Promise<Platform | null> {
+function parseRemoteHostname(url: string): string | null {
-  try {
+  const hostname = url
-    const url = await Bun.$`git remote get-url origin`.quiet().text();
+    .trim()
-    const trimmed = url.trim().toLowerCase();
+    .toLowerCase()
-
-    const hostname = trimmed
     .replace(/^(https?:\/\/|ssh:\/\/|git:\/\/)/, "")
     .replace(/^[^@]+@/, "")
     .split(/[:/]/)[0];
+  return hostname || null;
+}
+
+export async function detectPlatform(): Promise<Platform | null> {
+  try {
+    const url = await Bun.$`git remote get-url origin`.quiet().text();
+    const hostname = parseRemoteHostname(url);
 
     if (!hostname) return null;
 
     if (hostname === "github.com") return "github";
     if (hostname.includes("gitea")) return "gitea";
-
-    if (Bun.which("tea")) return "gitea";
-    if (Bun.which("gh")) return "github";
-
     return null;
   } catch {
     return null;
   }
 }
 
+export async function getRemoteHostname(): Promise<string | null> {
+  try {
+    const url = await Bun.$`git remote get-url origin`.quiet().text();
+    return parseRemoteHostname(url);
+  } catch {
+    return null;
+  }
+}
+
 export function checkCLI(platform: Platform): string | null {
   const bin = platform === "github" ? "gh" : "tea";
   const path = Bun.which(bin);