feat: Add local code changes code review support

nu/review.nu

@@ -4,11 +4,15 @@
 # TODO:
 #   [√] Deepseek code reivew for Github PRs
 #   [√] Deepseek code reivew for local commit changes
+#   [√] Debug mode
+#   [√] Output usage info
 # Description: A script to do code review by deepseek
 # Env vars:
 #  GITHUB_TOKEN: Your Github API token
 #  DEEPSEEK_TOKEN: Your Deepseek API token
 # Usage:
+#  1. Local: just cr
+#  2. Local: just cr -f HEAD~1 --debug
 #
 
 const DEFAULT_OPTIONS = {
@@ -18,12 +22,15 @@ const DEFAULT_OPTIONS = {
   SYS_PROMPT: '你是一个专业的代码审查助手，负责分析GitHub Pull Request的代码变更，指出潜在的问题，如代码风格、逻辑错误、安全漏洞，并提供改进建议。请用简洁明了的语言列出问题及建议。',
 }
 
+# Use Deepseek AI to review code changes
 export def deepseek-review [
   token?: string,     # Your Deepseek API token, fallback to DEEPSEEK_TOKEN
-  --diff: string,     # Diff content, e.g. `git diff` output
+  --debug(-d),        # Debug mode
   --repo: string,     # Github repository name, e.g. hustcer/deepseek-review
   --pr-number: int,   # Github PR number
   --gh-token: string, # Your Github token, GITHUB_TOKEN by default
+  --diff-to(-t): string,       # Diff to git ref
+  --diff-from(-f): string,     # Diff from git ref
   --model: string = $DEFAULT_OPTIONS.MODEL,   # Model name, deepseek-chat by default
   --base-url: string = $DEFAULT_OPTIONS.BASE_URL,
   --sys-prompt: string = $DEFAULT_OPTIONS.SYS_PROMPT,
@@ -32,38 +39,63 @@ export def deepseek-review [
 
   let token = $token | default $env.DEEPSEEK_TOKEN?
   if ($token | is-empty) {
-    print 'Please provide your Deepseek API token by setting DEEPSEEK_TOKEN or passing it as an argument.'
+    print $'(ansi r)Please provide your Deepseek API token by setting `DEEPSEEK_TOKEN` or passing it as an argument.(ansi reset)'
     return
   }
   $env.GITHUB_TOKEN = $gh_token | default $env.GITHUB_TOKEN?
-  let diff_content = if ($diff | is-empty) {
+  let diff_content = if ($pr_number | is-not-empty) {
       gh pr diff $pr_number --repo $repo | str trim
-    } else { $diff }
+    } else if ($diff_from | is-not-empty) {
+      git diff $diff_from ($diff_to | default HEAD)
+    } else { git diff }
+  if ($diff_content | is-empty) {
+    print $'(ansi r)Please provide the diff content by passing `--diff` or `--pr-number`.(ansi reset)'
+    return
+  }
   let payload = {
     model: $model,
-    stream: 'false',
+    stream: false,
     messages: [
       { role: 'system', content: $sys_prompt },
       { role: 'user', content: $"($user_prompt):\n($diff_content)" }
     ]
   }
-  print $'🚀 Start code review for PR #($pr_number) in ($repo) by Deepseek AI ...'; hr-line
+  let hint = if ($env.GITHUB_ACTIONS? != 'true') {
+    $'🚀 Start code review for local changes by Deepseek AI ...'
+  } else {
+    $'🚀 Start code review for PR #($pr_number) in ($repo) by Deepseek AI ...'
+  }
+
+  print $hint; print -n (char nl)
+  if $debug {
+    print $'Code Changes:'; hr-line; print $diff_content
+  }
   let header = [Authorization $'Bearer ($token)']
   let url = $'($base_url)/chat/completions'
-  let response = http post -H $header -t application/json $url $payload
-  let review = $response | get choices.0.message.content
-  if ($response | get status) != 200 {
-    print $'❌ Code review failed！Error: ($response | get content)'
+  print $'(char nl)(ansi g)Waiting for response from Deepseek ...(ansi reset)'
+  let response = http post -e -H $header -t application/json $url $payload
+  if ($response | is-empty) {
+    print $'(ansi r)Oops, No response returned from Deepseek API.(ansi reset)'
     return
   }
-  gh pr comment $pr_number --body $review --repo $repo
-  print $'✅ Code review finished！PR #($pr_number) review result was posted as a comment.'
-}
-
-# If current host is Windows
-export def windows? [] {
-  # Windows / Darwin / Linux
-  (sys host | get name) == 'Windows'
+  if $debug {
+    print $'Deepseek Response:'; hr-line
+    $response | table -e | print
+  }
+  if ($response | describe) == 'string' {
+    print $'❌ Code review failed！Error: '; hr-line; print $response
+    return
+  }
+  let review = $response | get -i choices.0.message.content
+  if ($env.GITHUB_ACTIONS? != 'true') {
+    print $'Code review result:'; hr-line
+    print $review
+  } else {
+    gh pr comment $pr_number --body $review --repo $repo
+    print $'✅ Code review finished！PR #($pr_number) review result was posted as a comment.'
+  }
+  print '(char nl)Usage Info:'; hr-line
+  $response.usage | table -e | print
 }
 
 # Check if some command available in current shell