introduce opentui keymap as sole key/cmd engine (#26053)

packages/opencode/test/fixture/tui-runtime.ts

@@ -1,8 +1,47 @@
 import { spyOn } from "bun:test"
 import path from "path"
+import type { KeyEvent, Renderable } from "@opentui/core"
+import { resolveBindingSections, type BindingSectionsConfig } from "@opentui/keymap/extras"
 import { TuiConfig } from "../../src/cli/cmd/tui/config/tui"
+import { LegacyKeymapTransform } from "../../src/cli/cmd/tui/config/legacy-keymap-transform"
+import { ConfigKeybinds } from "../../src/config/keybinds"
+import {
+  KeymapConfig,
+  KeymapSectionNames,
+  keymapBindingDefaults,
+  type KeymapConfigInput,
+  type KeymapSection,
+} from "../../src/cli/cmd/tui/config/tui-schema"
 
 type PluginSpec = string | [string, Record<string, unknown>]
+type ResolvedInput = Omit<TuiConfig.Resolved, "keybinds" | "keymap"> & {
+  keybinds?: TuiConfig.Resolved["keybinds"]
+  keymap?: TuiConfig.Resolved["keymap"]
+}
+
+export function createTuiResolvedKeymap(input: KeymapConfigInput): TuiConfig.Resolved["keymap"] {
+  const config = KeymapConfig.parse(input)
+  return {
+    leader: !config.leader || config.leader === "none" ? "ctrl+x" : config.leader,
+    leader_timeout: config.leader_timeout,
+    ...resolveBindingSections<Renderable, KeyEvent, BindingSectionsConfig<Renderable, KeyEvent>, KeymapSection>(
+      config.sections,
+      {
+        sections: KeymapSectionNames,
+        bindingDefaults: keymapBindingDefaults,
+      },
+    ),
+  }
+}
+
+export function createTuiResolvedConfig(input: ResolvedInput = {}): TuiConfig.Resolved {
+  const keybinds = input.keybinds ?? ConfigKeybinds.Keybinds.parse({})
+  return {
+    ...input,
+    keybinds,
+    keymap: input.keymap ?? createTuiResolvedKeymap(LegacyKeymapTransform.create(input.keybinds ?? {})),
+  }
+}
 
 export function mockTuiRuntime(dir: string, plugin: PluginSpec[], opts?: { plugin_enabled?: Record<string, boolean> }) {
   process.env.OPENCODE_PLUGIN_META_FILE = path.join(dir, "plugin-meta.json")
@@ -14,11 +53,11 @@ export function mockTuiRuntime(dir: string, plugin: PluginSpec[], opts?: { plugi
   const wait = spyOn(TuiConfig, "waitForDependencies").mockResolvedValue()
   const cwd = spyOn(process, "cwd").mockImplementation(() => dir)
 
-  const config: TuiConfig.Info = {
+  const config = createTuiResolvedConfig({
     plugin,
     plugin_origins,
     ...(opts?.plugin_enabled && { plugin_enabled: opts.plugin_enabled }),
-  }
+  })
 
   return {
     config,