refactor: only one pr context in storage.

playwright/app.spec.ts

@@ -830,6 +830,154 @@ test('Open PR drawer base dropdown updates from mocked repo branches', async ({
   ).toBe(true)
 })
 
+test('Open PR drawer keeps a single active PR context in localStorage', async ({
+  page,
+}) => {
+  await page.route('https://api.github.com/user/repos**', async route => {
+    await route.fulfill({
+      status: 200,
+      contentType: 'application/json',
+      body: JSON.stringify([
+        {
+          id: 2,
+          owner: { login: 'knightedcodemonkey' },
+          name: 'develop',
+          full_name: 'knightedcodemonkey/develop',
+          default_branch: 'main',
+          permissions: { push: true },
+        },
+        {
+          id: 1,
+          owner: { login: 'knightedcodemonkey' },
+          name: 'css',
+          full_name: 'knightedcodemonkey/css',
+          default_branch: 'stable',
+          permissions: { push: true },
+        },
+      ]),
+    })
+  })
+
+  await mockRepositoryBranches(page, {
+    'knightedcodemonkey/develop': ['main', 'develop-next'],
+    'knightedcodemonkey/css': ['stable', 'release/1.x'],
+  })
+
+  await waitForAppReady(page, `${appEntryPath}?feature-ai=true`)
+
+  await page.locator('#github-token-input').fill('github_pat_fake_1234567890')
+  await page.locator('#github-token-add').click()
+  await ensureOpenPrDrawerOpen(page)
+
+  const repoSelect = page.locator('#github-pr-repo-select')
+  const componentPath = page.locator('#github-pr-component-path')
+
+  await repoSelect.selectOption('knightedcodemonkey/develop')
+  await componentPath.fill('examples/develop/App.tsx')
+  await componentPath.blur()
+
+  await repoSelect.selectOption('knightedcodemonkey/css')
+  await componentPath.fill('examples/css/App.tsx')
+  await componentPath.blur()
+
+  const activeContext = await page.evaluate(() => {
+    const storagePrefix = 'knighted:develop:github-pr-config:'
+    const keys = Object.keys(localStorage).filter(key => key.startsWith(storagePrefix))
+    const key = keys[0] ?? null
+    const raw = key ? localStorage.getItem(key) : null
+
+    let parsed = null
+    try {
+      parsed = raw ? JSON.parse(raw) : null
+    } catch {
+      parsed = null
+    }
+
+    return { keys, key, parsed }
+  })
+
+  expect(activeContext.keys).toHaveLength(1)
+  expect(activeContext.key).toBe(
+    'knighted:develop:github-pr-config:knightedcodemonkey/css',
+  )
+  expect(activeContext.parsed?.componentFilePath).toBe('examples/css/App.tsx')
+})
+
+test('Open PR drawer does not prune saved PR context on repo switch before save', async ({
+  page,
+}) => {
+  await page.route('https://api.github.com/user/repos**', async route => {
+    await route.fulfill({
+      status: 200,
+      contentType: 'application/json',
+      body: JSON.stringify([
+        {
+          id: 2,
+          owner: { login: 'knightedcodemonkey' },
+          name: 'develop',
+          full_name: 'knightedcodemonkey/develop',
+          default_branch: 'main',
+          permissions: { push: true },
+        },
+        {
+          id: 1,
+          owner: { login: 'knightedcodemonkey' },
+          name: 'css',
+          full_name: 'knightedcodemonkey/css',
+          default_branch: 'stable',
+          permissions: { push: true },
+        },
+      ]),
+    })
+  })
+
+  await mockRepositoryBranches(page, {
+    'knightedcodemonkey/develop': ['main', 'develop-next'],
+    'knightedcodemonkey/css': ['stable', 'release/1.x'],
+  })
+
+  await waitForAppReady(page, `${appEntryPath}?feature-ai=true`)
+
+  await page.locator('#github-token-input').fill('github_pat_fake_1234567890')
+  await page.locator('#github-token-add').click()
+  await ensureOpenPrDrawerOpen(page)
+
+  const repoSelect = page.locator('#github-pr-repo-select')
+  const componentPath = page.locator('#github-pr-component-path')
+
+  await repoSelect.selectOption('knightedcodemonkey/develop')
+  await componentPath.fill('examples/develop/App.tsx')
+  await componentPath.blur()
+
+  await repoSelect.selectOption('knightedcodemonkey/css')
+
+  const contexts = await page.evaluate(() => {
+    const storagePrefix = 'knighted:develop:github-pr-config:'
+    const keys = Object.keys(localStorage)
+      .filter(key => key.startsWith(storagePrefix))
+      .sort((left, right) => left.localeCompare(right))
+
+    return keys.map(key => {
+      const raw = localStorage.getItem(key)
+      let parsed = null
+
+      try {
+        parsed = raw ? JSON.parse(raw) : null
+      } catch {
+        parsed = null
+      }
+
+      return { key, parsed }
+    })
+  })
+
+  expect(contexts).toHaveLength(1)
+  expect(contexts[0]?.key).toBe(
+    'knighted:develop:github-pr-config:knightedcodemonkey/develop',
+  )
+  expect(contexts[0]?.parsed?.componentFilePath).toBe('examples/develop/App.tsx')
+})
+
 test('Open PR drawer validates unsafe filepaths', async ({ page }) => {
   await waitForAppReady(page, `${appEntryPath}?feature-ai=true`)
   await connectByotWithSingleRepo(page)

src/modules/github-pr-drawer.js

@@ -7,6 +7,35 @@ const defaultPrConfig = {
   stylesFilePath: 'src/styles/app.css',
 }
 
+const pruneRepositoryPrConfigs = repositoryFullName => {
+  if (typeof repositoryFullName !== 'string' || !repositoryFullName.trim()) {
+    return
+  }
+
+  const activeStorageKey = `${prConfigStoragePrefix}${repositoryFullName}`
+
+  try {
+    const keysToRemove = []
+
+    for (let index = 0; index < localStorage.length; index += 1) {
+      const key = localStorage.key(index)
+      if (!key || !key.startsWith(prConfigStoragePrefix)) {
+        continue
+      }
+
+      if (key !== activeStorageKey) {
+        keysToRemove.push(key)
+      }
+    }
+
+    for (const key of keysToRemove) {
+      localStorage.removeItem(key)
+    }
+  } catch {
+    /* noop */
+  }
+}
+
 const readRepositoryPrConfig = repositoryFullName => {
   if (typeof repositoryFullName !== 'string' || !repositoryFullName.trim()) {
     return {}
@@ -31,10 +60,11 @@ const saveRepositoryPrConfig = ({ repositoryFullName, config }) => {
   }
 
   try {
-    localStorage.setItem(
-      `${prConfigStoragePrefix}${repositoryFullName}`,
-      JSON.stringify(config),
-    )
+    const activeStorageKey = `${prConfigStoragePrefix}${repositoryFullName}`
+
+    localStorage.setItem(activeStorageKey, JSON.stringify(config))
+
+    pruneRepositoryPrConfigs(repositoryFullName)
   } catch {
     /* noop */
   }

src/modules/type-diagnostics.js

@@ -483,7 +483,7 @@ export const createTypeDiagnosticsController = ({
       return reactTypeLoadPromise
     }
 
-    reactTypeLoadPromise = (async () => {
+    const loadReactTypeFiles = async () => {
       const files = new Map()
       const packageEntryByName = new Map()
       const packageManifestByName = new Map()
@@ -631,7 +631,9 @@ export const createTypeDiagnosticsController = ({
         files,
         packageEntries: packageEntryByName,
       }
-    })()
+    }
+
+    reactTypeLoadPromise = loadReactTypeFiles()
 
     try {
       return await reactTypeLoadPromise

src/styles/ai-controls.css

@@ -100,8 +100,8 @@
   opacity: 0.9;
   background: transparent;
   padding: 0;
-  width: 24px;
-  height: 24px;
+  width: 20px;
+  height: 20px;
   font-size: 0.74rem;
   transition:
     border-color 140ms ease,

src/styles/dialogs-overlays.css

@@ -102,7 +102,8 @@
 
 .app-toast {
   position: fixed;
-  top: 76px;
+  top: auto;
+  bottom: 12px;
   right: 24px;
   max-width: min(560px, calc(100vw - 48px));
   border-radius: 12px;
@@ -115,7 +116,7 @@
   line-height: 1.35;
   z-index: 140;
   opacity: 0;
-  transform: translateY(-6px);
+  transform: translateY(6px);
   transition:
     opacity 170ms ease,
     transform 170ms ease;
@@ -129,8 +130,6 @@
 
 @media (max-width: 900px) {
   .app-toast {
-    top: auto;
-    bottom: 12px;
     left: 12px;
     right: 12px;
     max-width: none;