tui: allow specifying custom models file path via OPENCODE_MODELS_PATH

Users can now configure their own models configuration file by setting the OPENCODE_MODELS_PATH environment variable, providing more flexibility for testing and configuration.

.github/workflows/test.yml

@@ -61,10 +61,6 @@ jobs:
             printf '%s\n' "XDG_STATE_HOME=${{ runner.temp }}/opencode-e2e/state" >> "$GITHUB_ENV"
           fi
 
-      - name: Copy models fixture
-        run: |
-          cp "${{ github.workspace }}/packages/opencode/test/tool/fixtures/models-api.json" "${{ github.workspace }}/packages/opencode/src/provider/models-snapshot.ts"
-
       - name: Seed opencode data
         if: matrix.settings.name != 'windows'
         working-directory: packages/opencode

packages/opencode/src/flag/flag.ts

@@ -47,6 +47,7 @@ export namespace Flag {
   export const OPENCODE_EXPERIMENTAL_PLAN_MODE = OPENCODE_EXPERIMENTAL || truthy("OPENCODE_EXPERIMENTAL_PLAN_MODE")
   export const OPENCODE_EXPERIMENTAL_MARKDOWN = truthy("OPENCODE_EXPERIMENTAL_MARKDOWN")
   export const OPENCODE_MODELS_URL = process.env["OPENCODE_MODELS_URL"]
+  export const OPENCODE_MODELS_PATH = process.env["OPENCODE_MODELS_PATH"]
 
   function number(key: string) {
     const value = process.env[key]

packages/opencode/src/provider/models.ts

@@ -85,9 +85,9 @@ export namespace ModelsDev {
   }
 
   export const Data = lazy(async () => {
-    const file = Bun.file(filepath)
+    const file = Bun.file(Flag.OPENCODE_MODELS_PATH ?? filepath)
     const result = await file.json().catch(() => {})
-    if (result && typeof result === "object" && Object.keys(result).length > 0) return result
+    if (result) return result
     // @ts-ignore
     const snapshot = await import("./models-snapshot")
       .then((m) => m.snapshot as Record<string, unknown>)

packages/opencode/test/preload.ts

@@ -25,6 +25,7 @@ process.env["XDG_DATA_HOME"] = path.join(dir, "share")
 process.env["XDG_CACHE_HOME"] = path.join(dir, "cache")
 process.env["XDG_CONFIG_HOME"] = path.join(dir, "config")
 process.env["XDG_STATE_HOME"] = path.join(dir, "state")
+process.env["OPENCODE_MODELS_PATH"] = path.join(import.meta.dir, "tool", "fixtures", "models-api.json")
 
 // Write the cache version file to prevent global/index.ts from clearing the cache
 const cacheDir = path.join(dir, "cache", "opencode")