support global config for providers

packages/opencode/src/global/index.ts

@@ -8,17 +8,19 @@ const data = path.join(xdgData!, app)
 const cache = path.join(xdgCache!, app)
 const config = path.join(xdgConfig!, app)
 
-await Promise.all([
-  fs.mkdir(data, { recursive: true }),
-  fs.mkdir(config, { recursive: true }),
-  fs.mkdir(cache, { recursive: true }),
-])
-
 export namespace Global {
   export const Path = {
     data,
     bin: path.join(data, "bin"),
+    providers: path.join(config, "providers"),
     cache,
     config,
   } as const
 }
+
+await Promise.all([
+  fs.mkdir(data, { recursive: true }),
+  fs.mkdir(config, { recursive: true }),
+  fs.mkdir(cache, { recursive: true }),
+  fs.mkdir(Global.Path.providers, { recursive: true }),
+])

packages/opencode/src/provider/provider.ts

@@ -1,4 +1,5 @@
 import z from "zod"
+import path from "path"
 import { App } from "../app/app"
 import { Config } from "../config/config"
 import { mergeDeep, sortBy } from "remeda"
@@ -24,6 +25,7 @@ import { NamedError } from "../util/error"
 import { Auth } from "../auth"
 import { TaskTool } from "../tool/task"
 import { GlobalConfig } from "../global/config"
+import { Global } from "../global"
 
 export namespace Provider {
   const log = Log.create({ service: "provider" })
@@ -103,9 +105,35 @@ export namespace Provider {
       provider.source = source
     }
 
-    for (const [providerID, provider] of Object.entries(
-      config.provider ?? {},
-    )) {
+    const configProviders = Object.entries(config.provider ?? {})
+    for await (const providerPath of new Bun.Glob("*/provider.toml").scan({
+      cwd: Global.Path.providers,
+    })) {
+      const [providerID] = providerPath.split("/")
+      const toml = await import(
+        path.join(Global.Path.providers, providerPath),
+        {
+          with: {
+            type: "toml",
+          },
+        }
+      ).then((mod) => mod.default)
+      toml.models = {}
+      const modelsPath = path.join(Global.Path.providers, providerID, "models")
+      for await (const modelPath of new Bun.Glob("**/*.toml").scan({
+        cwd: modelsPath,
+      })) {
+        const modelID = modelPath.slice(0, -5)
+        toml.models[modelID] = await import(path.join(modelsPath, modelPath), {
+          with: {
+            type: "toml",
+          },
+        })
+      }
+      configProviders.unshift([providerID, toml])
+    }
+
+    for (const [providerID, provider] of configProviders) {
       const existing = database[providerID]
       const parsed: ModelsDev.Provider = {
         id: providerID,