Revert "zen: update tpm rate limit algo"

This reverts commit 6869186.

Author: fwang

packages/console/app/src/routes/zen/util/modelTpmLimiter.ts

@@ -1,40 +1,31 @@
-import { and, Database, inArray, sql } from "@opencode-ai/console-core/drizzle/index.js"
+import { and, Database, eq, inArray, sql } from "@opencode-ai/console-core/drizzle/index.js"
 import { ModelTpmRateLimitTable } from "@opencode-ai/console-core/schema/ip.sql.js"
 import { UsageInfo } from "./provider/provider"
 
 export function createModelTpmLimiter(providers: { id: string; model: string; tpmLimit?: number }[]) {
   const ids = providers.filter((p) => p.tpmLimit).map((p) => `${p.id}/${p.model}`)
   if (ids.length === 0) return
 
-  const toInterval = (date: Date) =>
-    parseInt(
-      date
-        .toISOString()
-        .replace(/[^0-9]/g, "")
-        .substring(0, 12),
-    )
-  const now = Date.now()
-  const currInterval = toInterval(new Date(now))
-  const prevInterval = toInterval(new Date(now - 60_000))
+  const yyyyMMddHHmm = parseInt(
+    new Date(Date.now())
+      .toISOString()
+      .replace(/[^0-9]/g, "")
+      .substring(0, 12),
+  )
 
   return {
     check: async () => {
       const data = await Database.use((tx) =>
         tx
           .select()
           .from(ModelTpmRateLimitTable)
-          .where(
-            and(
-              inArray(ModelTpmRateLimitTable.id, ids),
-              inArray(ModelTpmRateLimitTable.interval, [currInterval, prevInterval]),
-            ),
-          ),
+          .where(and(inArray(ModelTpmRateLimitTable.id, ids), eq(ModelTpmRateLimitTable.interval, yyyyMMddHHmm))),
       )
 
       // convert to map of model to count
       return data.reduce(
         (acc, curr) => {
-          acc[curr.id] = Math.max(acc[curr.id] ?? 0, curr.count)
+          acc[curr.id] = curr.count
           return acc
         },
         {} as Record<string, number>,
@@ -48,7 +39,7 @@ export function createModelTpmLimiter(providers: { id: string; model: string; tp
       await Database.use((tx) =>
         tx
           .insert(ModelTpmRateLimitTable)
-          .values({ id, interval: currInterval, count: usage })
+          .values({ id, interval: yyyyMMddHHmm, count: usage })
           .onDuplicateKeyUpdate({ set: { count: sql`${ModelTpmRateLimitTable.count} + ${usage}` } }),
       )
     },