feat(app): add inline file browser tabs (#35829)

packages/app/e2e/regression/review-open-file.spec.ts

@@ -0,0 +1,146 @@
+import { base64Encode } from "@opencode-ai/core/util/encode"
+import { expect, test } from "@playwright/test"
+import { mockOpenCodeServer } from "../utils/mock-server"
+import { expectSessionTitle } from "../utils/waits"
+
+const directory = "C:/OpenCode/ReviewOpenFile"
+const projectID = "proj_review_open_file"
+const sessionID = "ses_review_open_file"
+const title = "Review open file"
+const server = `http://${process.env.PLAYWRIGHT_SERVER_HOST ?? "127.0.0.1"}:${process.env.PLAYWRIGHT_SERVER_PORT ?? "4096"}`
+
+test.use({ viewport: { width: 1440, height: 900 } })
+
+test("opens and searches project files inline", async ({ page }) => {
+  const searches: { query: string; dirs?: string; limit?: number }[] = []
+  await mockOpenCodeServer(page, {
+    directory,
+    project: {
+      id: projectID,
+      worktree: directory,
+      vcs: "git",
+      name: "open-file-project",
+      time: { created: 1700000000000, updated: 1700000000000 },
+      sandboxes: [],
+    },
+    provider: {
+      all: [
+        {
+          id: "opencode",
+          name: "OpenCode",
+          models: { test: { id: "test", name: "Test", limit: { context: 200_000 } } },
+        },
+      ],
+      connected: ["opencode"],
+      default: { providerID: "opencode", modelID: "test" },
+    },
+    sessions: [
+      {
+        id: sessionID,
+        slug: sessionID,
+        projectID,
+        directory,
+        title,
+        version: "dev",
+        time: { created: 1700000000000, updated: 1700000000000 },
+      },
+    ],
+    vcsDiff: [fileDiff("src/changed.ts")],
+    fileList: (path) => {
+      if (path) return []
+      return [
+        fileNode("README.md"),
+        { name: "src", path: "src", absolute: `${directory}/src`, type: "directory", ignored: false },
+      ]
+    },
+    fileContent: (path) => ({ type: "text", content: `contents:${path}` }),
+    findFiles: (input) => {
+      searches.push(input)
+      return input.query === "nested" ? ["src/nested.ts"] : []
+    },
+    pageMessages: () => ({ items: [] }),
+  })
+  await page.addInitScript(
+    ({ directory, server, sessionID }) => {
+      localStorage.setItem("settings.v3", JSON.stringify({ general: { newLayoutDesigns: true } }))
+      localStorage.setItem(
+        "opencode.global.dat:server",
+        JSON.stringify({
+          projects: { local: [{ worktree: directory, expanded: true }] },
+          lastProject: { local: directory },
+        }),
+      )
+      localStorage.setItem(
+        "opencode.global.dat:layout",
+        JSON.stringify({ review: { diffStyle: "split", panelOpened: true } }),
+      )
+      localStorage.setItem(
+        "opencode.window.browser.dat:tabs",
+        JSON.stringify([{ type: "session", server, sessionId: sessionID }]),
+      )
+    },
+    { directory, server, sessionID },
+  )
+
+  await page.goto(`/server/${base64Encode(server)}/session/${sessionID}`)
+  await expectSessionTitle(page, title)
+
+  const panel = page.locator("#review-panel")
+  const contextButton = page.getByRole("button", { name: "View context usage" })
+  await contextButton.click()
+  await expect(panel.getByRole("tab", { name: "Context" })).toHaveAttribute("data-selected", "")
+  await panel.getByRole("button", { name: "Open file" }).click()
+  await expect(panel.getByRole("tab", { name: "Open file" })).toHaveAttribute("data-selected", "")
+  await contextButton.click()
+  await expect(panel.getByRole("tab", { name: "Context" })).toHaveAttribute("data-selected", "")
+  await panel.getByRole("button", { name: "Open file" }).click()
+  const filter = panel.getByRole("combobox", { name: "Filter files" })
+  await expect(filter).toBeFocused()
+  await expect(panel.getByRole("tab", { name: "Open file" })).toHaveAttribute("data-selected", "")
+  await expect(panel.getByText("open-file-project", { exact: true })).toBeVisible()
+
+  await panel.getByRole("button", { name: "README.md" }).click()
+  await expect(panel.getByRole("tab", { name: "README.md" })).toHaveAttribute("data-selected", "")
+  await expect(panel.getByText("contents:README.md", { exact: true })).toBeVisible()
+
+  await panel.getByRole("button", { name: "Open file" }).click()
+  await expect(panel.getByRole("tab", { name: "README.md" })).toHaveCount(0)
+  await filter.fill("nested")
+  const result = panel.getByRole("option", { name: /nested\.ts/ })
+  await expect(result).toBeVisible()
+  const resultID = await result.getAttribute("id")
+  expect(resultID).toBeTruthy()
+  await expect(filter).toHaveAttribute("aria-activedescendant", resultID!)
+  await filter.press("Enter")
+  await expect(panel.getByRole("tab", { name: "nested.ts" })).toHaveAttribute("data-selected", "")
+  await expect(panel.getByText("contents:src/nested.ts", { exact: true })).toBeVisible()
+  expect(searches).toContainEqual({ query: "nested", dirs: "false", limit: 200 })
+
+  await panel.getByRole("button", { name: "Open file" }).click()
+  await expect(panel.getByRole("tab", { name: "nested.ts" })).toHaveCount(1)
+  await expect(panel.getByRole("tab", { name: "Open file" })).toHaveAttribute("data-selected", "")
+  await page.keyboard.press("Control+w")
+  await expect(panel.getByRole("tab", { name: "Open file" })).toHaveCount(0)
+  await expect(panel.getByRole("tab", { name: "nested.ts" })).toHaveAttribute("data-selected", "")
+})
+
+function fileNode(path: string) {
+  return {
+    name: path,
+    path,
+    absolute: `${directory}/${path}`,
+    type: "file",
+    ignored: false,
+  }
+}
+
+function fileDiff(file: string) {
+  return {
+    file,
+    before: "before\n",
+    after: "after\n",
+    additions: 1,
+    deletions: 1,
+    status: "modified",
+  }
+}

packages/app/e2e/utils/mock-server.ts

@@ -22,6 +22,7 @@ export interface MockServerConfig {
   questions?: unknown[] | (() => unknown[])
   fileList?: (path: string) => unknown | Promise<unknown>
   fileContent?: (path: string) => unknown | Promise<unknown>
+  findFiles?: (input: { query: string; dirs?: string; limit?: number }) => unknown
   sessionStatus?: unknown
 }
 
@@ -66,6 +67,15 @@ export async function mockOpenCodeServer(page: Page, config: MockServerConfig) {
       return json(route, await config.fileList(url.searchParams.get("path") ?? ""))
     if (path === "/file/content" && config.fileContent)
       return json(route, await config.fileContent(url.searchParams.get("path") ?? ""))
+    if (path === "/find/file" && config.findFiles)
+      return json(
+        route,
+        await config.findFiles({
+          query: url.searchParams.get("query") ?? "",
+          dirs: url.searchParams.get("dirs") ?? undefined,
+          limit: url.searchParams.has("limit") ? Number(url.searchParams.get("limit")) : undefined,
+        }),
+      )
     if (path === "/api/reference")
       return json(route, {
         location: {