refactor(flags): route installation client through runtime flags (#27369)

packages/opencode/src/installation/index.ts

@@ -5,7 +5,6 @@ import { ChildProcess } from "effect/unstable/process"
 import { AppProcess } from "@opencode-ai/core/process"
 import path from "path"
 import { BusEvent } from "@/bus/bus-event"
-import { Flag } from "@opencode-ai/core/flag/flag"
 import * as Log from "@opencode-ai/core/util/log"
 import { makeRuntime } from "@opencode-ai/core/effect/runtime"
 import semver from "semver"
@@ -50,7 +49,11 @@ export const Info = Schema.Struct({
 }).annotate({ identifier: "InstallationInfo" })
 export type Info = Schema.Schema.Type<typeof Info>
 
-export const USER_AGENT = `opencode/${InstallationChannel}/${InstallationVersion}/${Flag.OPENCODE_CLIENT}`
+export function userAgent(client = "cli") {
+  return `opencode/${InstallationChannel}/${InstallationVersion}/${client}`
+}
+
+export const USER_AGENT = userAgent()
 
 export function isPreview() {
   return InstallationChannel !== "latest"

packages/opencode/src/provider/models.ts

@@ -9,6 +9,7 @@ import { Hash } from "@opencode-ai/core/util/hash"
 import { AppFileSystem } from "@opencode-ai/core/filesystem"
 import { withTransientReadRetry } from "@/util/effect-http-client"
 import { CatalogModelStatus } from "./model-status"
+import { RuntimeFlags } from "@/effect/runtime-flags"
 
 const CostTier = Schema.Struct({
   input: Schema.Finite,
@@ -109,11 +110,14 @@ export interface Interface {
 
 export class Service extends Context.Service<Service, Interface>()("@opencode/ModelsDev") {}
 
-export const layer: Layer.Layer<Service, never, AppFileSystem.Service | HttpClient.HttpClient> = Layer.effect(
+type Requirements = AppFileSystem.Service | HttpClient.HttpClient | RuntimeFlags.Service
+
+export const layer: Layer.Layer<Service, never, Requirements> = Layer.effect(
   Service,
   Effect.gen(function* () {
     const fs = yield* AppFileSystem.Service
     const http = HttpClient.filterStatusOk(withTransientReadRetry(yield* HttpClient.HttpClient))
+    const flags = yield* RuntimeFlags.Service
 
     const source = Flag.OPENCODE_MODELS_URL || "https://models.dev"
     const filepath = path.join(
@@ -132,7 +136,7 @@ export const layer: Layer.Layer<Service, never, AppFileSystem.Service | HttpClie
 
     const fetchApi = Effect.fn("ModelsDev.fetchApi")(function* () {
       return yield* HttpClientRequest.get(`${source}/api.json`).pipe(
-        HttpClientRequest.setHeader("User-Agent", Installation.USER_AGENT),
+        HttpClientRequest.setHeader("User-Agent", Installation.userAgent(flags.client)),
         http.execute,
         Effect.flatMap((res) => res.text),
         Effect.timeout("10 seconds"),
@@ -208,6 +212,7 @@ export const layer: Layer.Layer<Service, never, AppFileSystem.Service | HttpClie
 export const defaultLayer: Layer.Layer<Service> = layer.pipe(
   Layer.provide(FetchHttpClient.layer),
   Layer.provide(AppFileSystem.defaultLayer),
+  Layer.provide(RuntimeFlags.defaultLayer),
 )
 
 export * as ModelsDev from "./models"