feat: Use Github graphql API to query issue closer

nu/milestone.nu

@@ -11,6 +11,7 @@
 # Description: Scripts for Github milestone management.
 
 use common.nu [ECODE, hr-line is-installed]
+use query.nu [query-issue-closer-by-graphql]
 
 export-env {
   $env.config.table.mode = 'light'
@@ -59,7 +60,7 @@ export def 'milestone-bind-for-issue' [
   repo: string,             # Github repository name
   --gh-token(-t): string,   # Github access token
   --milestone(-m): string,  # Milestone name
-  --issue: string,          # The Issue number that we want to add milestone.
+  --issue: int,             # The Issue number that we want to add milestone.
   --force(-f),              # Force update milestone even if the milestone is already set.
   --dry-run(-d),            # Dry run, only print the milestone that would be set.
 ] {
@@ -74,7 +75,8 @@ export def 'milestone-bind-for-issue' [
     print $'Issue (ansi p)($issue)(ansi reset) is Not (ansi p)COMPLETED(ansi reset), will be ignored.'
     return
   }
-  let selected = if ($milestone | is-empty) { guess-milestone-for-issue $repo $issue | get milestone } else { $milestone }
+  let token = $env.GH_TOKEN? | default $env.GITHUB_TOKEN?
+  let selected = if ($milestone | is-empty) { query-issue-closer-by-graphql $repo $issue $token | get closedBy?.milestone? } else { $milestone }
   if $force {
     let prevMilestone = gh issue view $issue --repo $repo --json 'milestone' | from json | get milestone?.title? | default '-'
     let shouldRemove = $prevMilestone != $selected

nu/query.nu

@@ -7,6 +7,8 @@
 #   query-issue-closer-by-graphql nushell/nushell 13966 <token>
 #   query-issue-closer-by-graphql web-infra-dev/rsbuild 3780 <token>
 
+use common.nu [hr-line]
+
 export def query-issue-closer-by-graphql [
   repo: string,         # Github repository name
   issueNO: int,         # Issue number
@@ -21,26 +23,44 @@ export def query-issue-closer-by-graphql [
     issue_number: $issueNO
   }
 
-  const QUERY_API = 'https://api.github.com/graphql'
-  let HEADERS = ['Authorization' $'bearer ($token)']
+  let payload = { query: $query, variables: $variables } | to json
+  let status = query-issue-status $issueNO $payload $token
+  print 'Issue Status:'; hr-line; $status | reject events | table -e | print
+
+  $status
+}
+
+def query-issue-status [issueNO: int, payload: string, token: string] {
   let rename = {
     'author.login': 'author',
     'milestone.title': 'milestone',
     'repository.nameWithOwner': 'repo',
     'mergeCommit.abbreviatedOid': 'sha'
   }
+  const QUERY_API = 'https://api.github.com/graphql'
+  let HEADERS = ['Authorization' $'bearer ($token)']
 
-  let payload = { query: $query, variables: $variables } | to json
-  let result = http post --content-type application/json -H $HEADERS $QUERY_API $payload
-    | get data.repository.issueOrPullRequest
+  mut tries = 1
+  mut result = {}
+  mut closer = {}
+  mut events = []
+  mut milestone = '-'
+  # Loop 5 times to find the milestone of the last closed PR
+  loop {
+    if $milestone != '-' or $tries > 5 { break }
+    print $'Try to query milestone for issue (ansi p)($issueNO)(ansi reset) the (ansi p)($tries)(ansi reset) time ...'
+    let result = http post --content-type application/json -H $HEADERS $QUERY_API $payload
+      | get data.repository.issueOrPullRequest
 
-  let events = $result.timeline.edges.node | filter {|it| $it.stateReason? | is-not-empty }
+    let events = $result.timeline.edges.node | filter {|it| $it.stateReason? | is-not-empty }
 
-  let closer = $events | filter {|it| $it.closer?.number? | is-not-empty }
-    | select closer | flatten
-    | select number milestone?.title? author.login repository.nameWithOwner mergeCommit.abbreviatedOid title
-    | rename -c $rename
-    | last
+    let closer = $events | filter {|it| $it.closer?.number? | is-not-empty }
+      | select closer | flatten
+      | select number milestone?.title? author.login repository.nameWithOwner mergeCommit.abbreviatedOid title
+      | rename -c $rename
+      | last
+    $milestone = $closer.milestone?
+  }
 
   { closed: $result.closed, closedAt: $result.closedAt, closedBy: $closer, events: $events }
 }