From 2554935875aab2fade3f81c06ac0de7b1d02dcb5 Mon Sep 17 00:00:00 2001
From: sdarbinyan <sdarbinyan@4pay.ru>
Date: Wed, 13 May 2026 14:47:02 +0400
Subject: [PATCH] status check

---
 .../pages/fastcheck-page/fastcheck-page.ts    | 25 ++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

diff --git a/src/app/pages/fastcheck-page/fastcheck-page.ts b/src/app/pages/fastcheck-page/fastcheck-page.ts
index 0f415cb..7f05dd5 100644
--- a/src/app/pages/fastcheck-page/fastcheck-page.ts
+++ b/src/app/pages/fastcheck-page/fastcheck-page.ts
@@ -82,6 +82,8 @@ export class FastcheckPage {
   // Non-blocking settings hint shown above the form when /settings fails.
   settingsError = signal<string>('');
   settingsLoaded = signal<boolean>(false);
+  // True only after /settings returned 200 — used to disable Pay button otherwise.
+  settingsOk = signal<boolean>(false);
 
   popupOpen = signal<boolean>(false);
   popupLoading = signal<boolean>(false);
@@ -148,6 +150,24 @@ export class FastcheckPage {
 
     // Always call settings on each load — may return active check data to autofill.
     this.loadSettings(!!created || !!iidParam);
+
+    // Connectivity check — makes visible requests in DevTools and surfaces
+    // backend availability issues early.
+    this.pingBackends();
+  }
+
+  /** Fire GET /ping on both backends and log status. Non-blocking. */
+  private pingBackends(): void {
+    const targets = [
+      { name: 'fastcheck', url: `${FASTCHECK_API}/ping` },
+      { name: 'qr-vitanova', url: `${QR_VITANOVA_API}/ping` }
+    ];
+    for (const t of targets) {
+      this.http.get(t.url, { observe: 'response' }).subscribe({
+        next: (res) => console.debug(`[ping:${t.name}]`, res.status, t.url),
+        error: (err) => console.warn(`[ping:${t.name}] failed`, err?.status ?? err, t.url)
+      });
+    }
   }
 
   /**
@@ -162,6 +182,7 @@ export class FastcheckPage {
     if (!id) {
       this.settingsError.set(this.t('errors.settings_missing_id'));
       this.settingsLoaded.set(true);
+      this.settingsOk.set(false);
       return;
     }
 
@@ -170,11 +191,13 @@ export class FastcheckPage {
       next: (res) => {
         this.settingsLoaded.set(true);
         this.settingsError.set('');
+        this.settingsOk.set(true);
         this.applySettings(res ?? {}, alreadyAutofilled);
       },
       error: () => {
-        // Non-blocking: keep manual mode available.
+        // Non-blocking: keep manual mode available, but Pay stays disabled.
         this.settingsLoaded.set(true);
+        this.settingsOk.set(false);
         this.settingsError.set(this.t('errors.settings_failed'));
       }
     });