From 6afbb72a34576ce27f7197ba4cc09fc7aa084c65 Mon Sep 17 00:00:00 2001
From: 3252a8 <3252a8@proton.me>
Date: Tue, 12 May 2026 21:27:37 +0300
Subject: [PATCH] feat: lock traffic topup when under 80% of traffic used

---
 bot/app/web/frontend/src/App.svelte           | 34 ++++++++++++++----
 .../src/webapp/screens/HomeScreen.svelte      | 36 ++++++++++++-------
 locales/en.json                               |  2 ++
 locales/ru.json                               |  2 ++
 4 files changed, 55 insertions(+), 19 deletions(-)

diff --git a/bot/app/web/frontend/src/App.svelte b/bot/app/web/frontend/src/App.svelte
index 8f25595..1e81739 100644
--- a/bot/app/web/frontend/src/App.svelte
+++ b/bot/app/web/frontend/src/App.svelte
@@ -35,6 +35,9 @@
   import { normalizedEmail, telegramName } from "./lib/webapp/formatters.js";
   import { activeTariffName, buildTariffCatalog } from "./lib/webapp/tariffs.js";
   import { premiumTrafficPercent, trafficPercent } from "./lib/webapp/traffic.js";
+
+  /** Used-traffic percent from which top-up modals and CTAs unlock in the web app home screen */
+  const TRAFFIC_TOPUP_UNLOCK_PERCENT = 80;
   import { buildGravatarUrl } from "./lib/webapp/gravatar.js";
   import { createBillingActions } from "./lib/webapp/billingActions.js";
   import { invalidateWebappTariffOptionCaches } from "./lib/webapp/billingOptionCache.js";
@@ -215,10 +218,26 @@
       (subscription?.can_topup_premium_traffic ?? subscription?.can_topup_traffic) &&
       Number(subscription?.premium_limit_bytes || 0) > 0,
   );
-  $: canOpenTopupModal = Boolean(canOpenRegularTopupModal || canOpenPremiumTopupModal);
-  $: canShowTopupButton = Boolean(
-    canOpenTopupModal &&
-      (trafficPercent(subscription) >= 85 || premiumTrafficPercent(subscription) >= 85),
+  $: activeTariffCatalogEntry =
+    tariffCatalog.find((entry) => entry.key === String(subscription?.tariff_key || "").trim()) || null;
+  $: subscriptionIsTrafficTariff = Boolean(
+    String(subscription?.billing_model || activeTariffCatalogEntry?.billing_model || "")
+      .toLowerCase() === "traffic",
+  );
+  $: regularTrafficTopupUnlocked = Boolean(
+    canOpenRegularTopupModal && trafficPercent(subscription) >= TRAFFIC_TOPUP_UNLOCK_PERCENT,
+  );
+  $: premiumTrafficTopupUnlocked = Boolean(
+    canOpenPremiumTopupModal && premiumTrafficPercent(subscription) >= TRAFFIC_TOPUP_UNLOCK_PERCENT,
+  );
+  /** Progress-bar card opens top-up immediately on traffic-only tariffs; period tariffs still need 80% usage */
+  $: regularTrafficTopupBarClickable = Boolean(
+    canOpenRegularTopupModal &&
+      (subscriptionIsTrafficTariff || trafficPercent(subscription) >= TRAFFIC_TOPUP_UNLOCK_PERCENT),
+  );
+  $: premiumTrafficTopupBarClickable = Boolean(
+    canOpenPremiumTopupModal &&
+      (subscriptionIsTrafficTariff || premiumTrafficPercent(subscription) >= TRAFFIC_TOPUP_UNLOCK_PERCENT),
   );
   $: user = data?.user || {};
   $: isAdmin = Boolean(user?.is_admin);
@@ -877,12 +896,13 @@
             {brandEmoji}
             {brandTitle}
             {canChangeTariff}
-            {canOpenPremiumTopupModal}
-            {canOpenRegularTopupModal}
-            {canShowTopupButton}
             {currentTariffName}
             {hasActiveTariffSubscription}
             {hasMultipleTariffs}
+            {premiumTrafficTopupBarClickable}
+            {premiumTrafficTopupUnlocked}
+            {regularTrafficTopupBarClickable}
+            {regularTrafficTopupUnlocked}
             {subscription}
             {termUnitLabel}
             {trafficMode}
diff --git a/bot/app/web/frontend/src/webapp/screens/HomeScreen.svelte b/bot/app/web/frontend/src/webapp/screens/HomeScreen.svelte
index 3b89ee1..eff372c 100644
--- a/bot/app/web/frontend/src/webapp/screens/HomeScreen.svelte
+++ b/bot/app/web/frontend/src/webapp/screens/HomeScreen.svelte
@@ -23,9 +23,10 @@
   export let brandEmoji = "";
   export let brandTitle = "";
   export let canChangeTariff = false;
-  export let canOpenPremiumTopupModal = false;
-  export let canOpenRegularTopupModal = false;
-  export let canShowTopupButton = false;
+  export let premiumTrafficTopupBarClickable = false;
+  export let premiumTrafficTopupUnlocked = false;
+  export let regularTrafficTopupBarClickable = false;
+  export let regularTrafficTopupUnlocked = false;
   export let currentTariffName = "";
   export let hasActiveTariffSubscription = false;
   export let hasMultipleTariffs = false;
@@ -86,9 +87,9 @@
     </Card>
 
     {#if subscription.active}
-      <Card class={canOpenRegularTopupModal ? "traffic-card-clickable" : ""}>
-        {#if canOpenRegularTopupModal}
-          <button class="card-click-target" type="button" onclick={openRegularTopupModal} aria-label={t("wa_topup_traffic")}></button>
+      <Card class={regularTrafficTopupBarClickable ? "traffic-card-clickable" : ""}>
+        {#if regularTrafficTopupBarClickable}
+          <button class="card-click-target" type="button" onclick={openRegularTopupModal} aria-label={t("wa_add_traffic")}></button>
         {/if}
         <div class="traffic-top">
           <span>{t("wa_home_traffic_used")}</span>
@@ -128,9 +129,14 @@
           </div>
         </Card>
       {:else if Number(subscription?.premium_limit_bytes || 0) > 0}
-        <Card class={`${canOpenPremiumTopupModal ? "traffic-card-clickable " : ""}premium-traffic-card${subscription?.premium_is_limited ? " premium-traffic-card-limited" : ""}`}>
-          {#if canOpenPremiumTopupModal}
-            <button class="card-click-target" type="button" onclick={openPremiumTopupModal} aria-label={premiumTitle(subscription)}></button>
+        <Card class={`${premiumTrafficTopupBarClickable ? "traffic-card-clickable " : ""}premium-traffic-card${subscription?.premium_is_limited ? " premium-traffic-card-limited" : ""}`}>
+          {#if premiumTrafficTopupBarClickable}
+            <button
+              class="card-click-target"
+              type="button"
+              onclick={openPremiumTopupModal}
+              aria-label={t("wa_add_traffic_premium", { target: premiumTitle(subscription) })}
+            ></button>
           {/if}
           <div class="traffic-top">
             <span>{premiumTitle(subscription)}</span>
@@ -199,10 +205,16 @@
           {t("wa_change_tariff")}
         </Button>
       {/if}
-      {#if canShowTopupButton}
-        <Button class="wide" variant="secondary" onclick={canOpenRegularTopupModal ? openRegularTopupModal : openPremiumTopupModal}>
+      {#if regularTrafficTopupUnlocked}
+        <Button class="wide" variant="secondary" onclick={openRegularTopupModal}>
           <Database size={18} />
-          {t("wa_topup_traffic")}
+          {t("wa_add_traffic")}
+        </Button>
+      {/if}
+      {#if premiumTrafficTopupUnlocked}
+        <Button class="wide" variant="secondary" onclick={openPremiumTopupModal}>
+          <Database size={18} />
+          {t("wa_add_traffic_premium", { target: premiumTitle(subscription) })}
         </Button>
       {/if}
     </div>
diff --git a/locales/en.json b/locales/en.json
index 344c59c..2c8e08c 100644
--- a/locales/en.json
+++ b/locales/en.json
@@ -701,6 +701,8 @@
   "wa_tariff_no_description": "Tariff description is not configured",
   "wa_change_tariff": "Change tariff",
   "wa_topup_traffic": "Buy traffic",
+  "wa_add_traffic": "Add traffic",
+  "wa_add_traffic_premium": "Add traffic on {target}",
   "wa_current_tariff": "Current tariff: {tariff}",
   "wa_tariff_options_loading": "Loading options",
   "wa_tariff_options_failed": "Failed to load tariff options",
diff --git a/locales/ru.json b/locales/ru.json
index 9b5a61b..8021600 100644
--- a/locales/ru.json
+++ b/locales/ru.json
@@ -701,6 +701,8 @@
   "wa_tariff_no_description": "Описание тарифа не задано",
   "wa_change_tariff": "Сменить тариф",
   "wa_topup_traffic": "Докупить трафик",
+  "wa_add_traffic": "Добавить трафик",
+  "wa_add_traffic_premium": "Добавить трафик на {target}",
   "wa_current_tariff": "Текущий тариф: {tariff}",
   "wa_tariff_options_loading": "Загружаем варианты",
   "wa_tariff_options_failed": "Не удалось загрузить варианты тарифов",