feat(stars): sync implement unified purchase flow

internal/compat/android/stars.go

@@ -0,0 +1,24 @@
+package android
+
+import "encoding/json"
+
+// DirectInvoiceCurrencies are the Google Play billing currencies for which
+// DrKLO's official client must use Telegram's invoice flow. telesrv does not
+// publish or verify Google Play products, so this prevents Stars options with
+// no store_product from entering the Play Billing branch once it is ready.
+var directInvoiceCurrencies = []string{
+	"AED", "AUD", "BRL", "CAD", "CHF", "CLP", "CNY", "COP", "CZK", "DKK",
+	"EGP", "EUR", "GBP", "HKD", "HUF", "IDR", "ILS", "INR", "JPY", "KRW",
+	"KZT", "MXN", "MYR", "NGN", "NOK", "NZD", "PEN", "PHP", "PKR", "PLN",
+	"QAR", "RON", "RUB", "SAR", "SEK", "SGD", "THB", "TRY", "TWD", "UAH",
+	"USD", "VND", "ZAR",
+}
+
+func DirectInvoiceCurrencies() []string {
+	return append([]string(nil), directInvoiceCurrencies...)
+}
+
+func DirectInvoiceCurrenciesJSON() string {
+	body, _ := json.Marshal(directInvoiceCurrencies)
+	return string(body)
+}

internal/compat/android/stars_test.go

@@ -0,0 +1,30 @@
+package android
+
+import (
+	"encoding/json"
+	"testing"
+)
+
+func TestDirectInvoiceCurrenciesAreStableAndContainUSD(t *testing.T) {
+	values := DirectInvoiceCurrencies()
+	if len(values) == 0 {
+		t.Fatal("direct invoice currency list is empty")
+	}
+	foundUSD := false
+	for _, value := range values {
+		if value == "USD" {
+			foundUSD = true
+		}
+	}
+	if !foundUSD {
+		t.Fatalf("direct invoice currencies = %v, want USD", values)
+	}
+	values[0] = "MUTATED"
+	if DirectInvoiceCurrencies()[0] == "MUTATED" {
+		t.Fatal("DirectInvoiceCurrencies returned mutable package storage")
+	}
+	var decoded []string
+	if err := json.Unmarshal([]byte(DirectInvoiceCurrenciesJSON()), &decoded); err != nil || len(decoded) != len(values) {
+		t.Fatalf("currency JSON = %q decoded=%v err=%v", DirectInvoiceCurrenciesJSON(), decoded, err)
+	}
+}

internal/compat/tdesktop/defaults.go

@@ -3,11 +3,12 @@ package tdesktop
 import (
 	"github.com/iamxvbaba/td/tg"
 
+	compatandroid "telesrv/internal/compat/android"
 	"telesrv/internal/seed/catalog"
 )
 
 const (
-	appConfigHash     = 17 // app config 内容变更时必须递增，否则缓存端只会收到 notModified。
+	appConfigHash     = 18 // app config 内容变更时必须递增，否则缓存端只会收到 notModified。
 	countriesListHash = 1
 	timezonesListHash = 1
 )
@@ -38,8 +39,15 @@ func readMarkAppConfig(mapboxToken string) *tg.JSONObject {
 		// premiumCanBuy()=!premium_purchase_blocked 耦合，置 true 会同时隐藏送礼入口
 		// （详见 app/help/service.go 主配置注释）。这里是无 HelpService 时的最小回退。
 		{Key: "premium_purchase_blocked", Value: &tg.JSONBool{Value: false}},
+		{Key: "stars_purchase_blocked", Value: &tg.JSONBool{Value: false}},
 		// stargifts_blocked=false：DrKLO 缺省 stargiftsBlocked=true 会隐藏 star gift 送礼网格。
 		{Key: "stargifts_blocked", Value: &tg.JSONBool{Value: false}},
+		{Key: "giveaway_gifts_purchase_available", Value: &tg.JSONBool{Value: true}},
+		{Key: "giveaway_boosts_per_premium", Value: &tg.JSONNumber{Value: 4}},
+		{Key: "giveaway_countries_max", Value: &tg.JSONNumber{Value: 10}},
+		{Key: "giveaway_add_peers_max", Value: &tg.JSONNumber{Value: 10}},
+		{Key: "giveaway_period_max", Value: &tg.JSONNumber{Value: 604800}},
+		{Key: "premium_playmarket_direct_currency_list", Value: tgStringArray(compatandroid.DirectInvoiceCurrencies())},
 		{Key: "reactions_user_max_premium", Value: &tg.JSONNumber{Value: 3}},
 		// DrKLO 频道自定义 reaction 编辑页用它作为可选 reaction 数量上限。
 		{Key: "boosts_channel_level_max", Value: &tg.JSONNumber{Value: 100}},
@@ -88,6 +96,14 @@ func readMarkAppConfig(mapboxToken string) *tg.JSONObject {
 	return &tg.JSONObject{Value: values}
 }
 
+func tgStringArray(values []string) *tg.JSONArray {
+	result := &tg.JSONArray{Value: make([]tg.JSONValueClass, 0, len(values))}
+	for _, value := range values {
+		result.Value = append(result.Value, &tg.JSONString{Value: value})
+	}
+	return result
+}
+
 // fallbackTimezones 是 catalog 未 seed 时的内置最小时区集。
 var fallbackTimezones = []tg.Timezone{
 	{ID: "Etc/UTC", Name: "UTC", UtcOffset: 0},

internal/compat/tdesktop/startup_stubs_test.go

@@ -43,6 +43,8 @@ func TestAppConfigIncludesStoryStealthPeriods(t *testing.T) {
 	values := make(map[string]float64)
 	strings := make(map[string]string)
 	arrays := make(map[string]*tg.JSONArray)
+	bools := make(map[string]bool)
+	boolSeen := make(map[string]bool)
 	if object, ok := got.Config.(*tg.JSONObject); ok && object != nil {
 		for _, entry := range object.Value {
 			if number, ok := entry.Value.(*tg.JSONNumber); ok {
@@ -54,12 +56,20 @@ func TestAppConfigIncludesStoryStealthPeriods(t *testing.T) {
 			if array, ok := entry.Value.(*tg.JSONArray); ok {
 				arrays[entry.Key] = array
 			}
+			if boolean, ok := entry.Value.(*tg.JSONBool); ok {
+				bools[entry.Key] = boolean.Value
+				boolSeen[entry.Key] = true
+			}
 		}
 	}
 	want := map[string]float64{
 		"stories_stealth_future_period":   1500,
 		"stories_stealth_past_period":     300,
 		"stories_stealth_cooldown_period": 10800,
+		"giveaway_boosts_per_premium":     4,
+		"giveaway_countries_max":          10,
+		"giveaway_add_peers_max":          10,
+		"giveaway_period_max":             604800,
 	}
 	for key, expected := range want {
 		if values[key] != expected {
@@ -69,6 +79,10 @@ func TestAppConfigIncludesStoryStealthPeriods(t *testing.T) {
 	if strings["rich_message_posting"] != "enabled" {
 		t.Fatalf("AppConfig[rich_message_posting] = %q, want enabled", strings["rich_message_posting"])
 	}
+	if !boolSeen["stars_purchase_blocked"] || bools["stars_purchase_blocked"] ||
+		!boolSeen["giveaway_gifts_purchase_available"] || !bools["giveaway_gifts_purchase_available"] {
+		t.Fatalf("AppConfig purchase flags = stars_blocked:%v giveaway_available:%v", bools["stars_purchase_blocked"], bools["giveaway_gifts_purchase_available"])
+	}
 	fragmentPrefixes := arrays["fragment_prefixes"]
 	if fragmentPrefixes == nil || len(fragmentPrefixes.Value) != 1 {
 		t.Fatalf("AppConfig[fragment_prefixes] = %#v, want one-element array", fragmentPrefixes)
@@ -77,6 +91,10 @@ func TestAppConfigIncludesStoryStealthPeriods(t *testing.T) {
 	if !ok || prefix.Value != "888" {
 		t.Fatalf("AppConfig[fragment_prefixes][0] = %#v, want \"888\"", fragmentPrefixes.Value[0])
 	}
+	directCurrencies := arrays["premium_playmarket_direct_currency_list"]
+	if directCurrencies == nil || !tgJSONArrayContainsString(directCurrencies, "USD") {
+		t.Fatalf("AppConfig[premium_playmarket_direct_currency_list] = %#v, want USD", directCurrencies)
+	}
 	if _, ok := AppConfig(got.Hash).(*tg.HelpAppConfigNotModified); !ok {
 		t.Fatalf("AppConfig(hash) = %#v, want notModified", AppConfig(got.Hash))
 	}
@@ -85,6 +103,15 @@ func TestAppConfigIncludesStoryStealthPeriods(t *testing.T) {
 	}
 }
 
+func tgJSONArrayContainsString(array *tg.JSONArray, want string) bool {
+	for _, value := range array.Value {
+		if text, ok := value.(*tg.JSONString); ok && text.Value == want {
+			return true
+		}
+	}
+	return false
+}
+
 func TestFallbackAppConfigOmitsMapboxToken(t *testing.T) {
 	got, ok := AppConfig(0).(*tg.HelpAppConfig)
 	if !ok {