feat: support local-only git commits without remotes

src/hooks/useCommitFlow.ts

@@ -1,47 +1,115 @@
 import { useCallback, useState } from 'react'
-import type { GitPushResult } from '../types'
+import { invoke } from '@tauri-apps/api/core'
+import type { GitPushResult, GitRemoteStatus } from '../types'
 import { trackEvent } from '../lib/telemetry'
+import { isTauri, mockInvoke } from '../mock-tauri'
+
+export type CommitMode = 'push' | 'local'
+
+interface LocalCommitResult {
+  status: 'local_only'
+  message: string
+}
+
+type CommitResult = GitPushResult | LocalCommitResult
 
 interface CommitFlowConfig {
   savePending: () => Promise<void | boolean>
   loadModifiedFiles: () => Promise<void>
-  commitAndPush: (message: string) => Promise<GitPushResult>
+  resolveRemoteStatus: () => Promise<GitRemoteStatus | null>
   setToastMessage: (msg: string | null) => void
   onPushRejected?: () => void
+  vaultPath: string
 }
 
-/** Manages the Commit & Push dialog state and the save→commit→push flow. */
-export function useCommitFlow({ savePending, loadModifiedFiles, commitAndPush, setToastMessage, onPushRejected }: CommitFlowConfig) {
+function commitModeFromRemoteStatus(remoteStatus: GitRemoteStatus | null): CommitMode {
+  return remoteStatus?.hasRemote === false ? 'local' : 'push'
+}
+
+async function commitLocally(vaultPath: string, message: string): Promise<void> {
+  if (!isTauri()) {
+    await mockInvoke<string>('git_commit', { vaultPath, message })
+    return
+  }
+
+  await invoke<string>('git_commit', { vaultPath, message })
+}
+
+async function pushCommittedChanges(vaultPath: string): Promise<GitPushResult> {
+  if (!isTauri()) {
+    return mockInvoke<GitPushResult>('git_push', { vaultPath })
+  }
+
+  return invoke<GitPushResult>('git_push', { vaultPath })
+}
+
+async function executeCommitAction(vaultPath: string, message: string, commitMode: CommitMode): Promise<CommitResult> {
+  await commitLocally(vaultPath, message)
+  if (commitMode === 'local') {
+    return { status: 'local_only', message: 'Committed locally (no remote configured)' }
+  }
+
+  return pushCommittedChanges(vaultPath)
+}
+
+function commitToastMessage(result: CommitResult): string {
+  if (result.status === 'ok') return 'Committed and pushed'
+  if (result.status === 'local_only') return result.message
+  if (result.status === 'rejected') return 'Committed, but push rejected — remote has new commits. Pull first.'
+  return result.message
+}
+
+function isPushRejected(result: CommitResult): boolean {
+  return result.status === 'rejected'
+}
+
+function formatCommitError(error: unknown): string {
+  return error instanceof Error ? error.message : String(error)
+}
+
+/** Manages the commit dialog state and the save→commit→push/local flow. */
+export function useCommitFlow({
+  savePending,
+  loadModifiedFiles,
+  resolveRemoteStatus,
+  setToastMessage,
+  onPushRejected,
+  vaultPath,
+}: CommitFlowConfig) {
   const [showCommitDialog, setShowCommitDialog] = useState(false)
+  const [commitMode, setCommitMode] = useState<CommitMode>('push')
 
   const openCommitDialog = useCallback(async () => {
     await savePending()
     await loadModifiedFiles()
+    const remoteStatus = await resolveRemoteStatus()
+    setCommitMode(commitModeFromRemoteStatus(remoteStatus))
     setShowCommitDialog(true)
-  }, [savePending, loadModifiedFiles])
+  }, [loadModifiedFiles, resolveRemoteStatus, savePending])
 
   const handleCommitPush = useCallback(async (message: string) => {
     setShowCommitDialog(false)
     try {
       await savePending()
-      const result = await commitAndPush(message)
-      if (result.status === 'ok') {
-        trackEvent('commit_made')
-        setToastMessage('Committed and pushed')
-      } else if (result.status === 'rejected') {
-        setToastMessage('Committed, but push rejected — remote has new commits. Pull first.')
+      const remoteStatus = await resolveRemoteStatus()
+      const nextCommitMode = commitModeFromRemoteStatus(remoteStatus)
+      const result = await executeCommitAction(vaultPath, message, nextCommitMode)
+
+      trackEvent('commit_made')
+      setToastMessage(commitToastMessage(result))
+      if (isPushRejected(result)) {
         onPushRejected?.()
-      } else {
-        setToastMessage(result.message)
       }
-      loadModifiedFiles()
+
+      await loadModifiedFiles()
+      await resolveRemoteStatus()
     } catch (err) {
       console.error('Commit failed:', err)
-      setToastMessage(`Commit failed: ${err}`)
+      setToastMessage(`Commit failed: ${formatCommitError(err)}`)
     }
-  }, [savePending, commitAndPush, loadModifiedFiles, setToastMessage, onPushRejected])
+  }, [loadModifiedFiles, onPushRejected, resolveRemoteStatus, savePending, setToastMessage, vaultPath])
 
   const closeCommitDialog = useCallback(() => setShowCommitDialog(false), [])
 
-  return { showCommitDialog, openCommitDialog, handleCommitPush, closeCommitDialog }
+  return { showCommitDialog, commitMode, openCommitDialog, handleCommitPush, closeCommitDialog }
 }