Restore image generation charge to 20 credits

src/billing.js

@@ -21,9 +21,8 @@ const CREDIT_UNITS_PER_CREDIT = 100;
 const CREDITS_PER_CNY = 100;
 const CREDIT_UNITS_PER_CNY_CENT = 100;
 const CREDIT_UNITS_PER_CNY_MILL = 10;
-const IMAGE_GENERATION_FLAT_COST_CNY = 20;
-const IMAGE_GENERATION_FLAT_COST_CENTS =
-  IMAGE_GENERATION_FLAT_COST_CNY * CREDITS_PER_CNY * CREDIT_UNITS_PER_CREDIT;
+const IMAGE_GENERATION_FLAT_COST_CREDITS = 20;
+const IMAGE_GENERATION_FLAT_COST_CENTS = IMAGE_GENERATION_FLAT_COST_CREDITS * CREDIT_UNITS_PER_CREDIT;
 
 function creditsToCreditUnits(credits) {
   return Math.max(0, Math.round(Number(credits || 0) * CREDIT_UNITS_PER_CREDIT));

src/routes/user.js

@@ -136,7 +136,7 @@ function registerUserRoutes(router) {
            CASE
              WHEN billing_refunded = 1 THEN 0
              WHEN cost_cents > 0 THEN cost_cents
-             WHEN status = 'completed' AND type = 'image' THEN 200000
+             WHEN status = 'completed' AND type = 'image' THEN 2000
              WHEN status = 'completed' AND type = 'video' THEN 50000
              ELSE 0
            END
@@ -162,7 +162,7 @@ function registerUserRoutes(router) {
         resolution = params.resolution || params.quality || params.ratio || null;
         if (row.status === "completed") {
           if (row.type === "image") {
-            estimatedCents = 200000;
+            estimatedCents = 2000;
           } else if (row.type === "video") {
             const dur = params.duration || 5;
             const res = String(params.resolution || params.quality || "").toUpperCase();
@@ -209,7 +209,7 @@ function registerUserRoutes(router) {
            CASE
              WHEN billing_refunded = 1 THEN 0
              WHEN cost_cents > 0 THEN cost_cents
-             WHEN status = 'completed' AND type = 'image' THEN 200000
+             WHEN status = 'completed' AND type = 'image' THEN 2000
              WHEN status = 'completed' AND type = 'video' THEN 50000
              ELSE 0
            END