From ed194592ed3378e4e870a26efb726b6e1c0fc7ed Mon Sep 17 00:00:00 2001
From: "Luke T. Shumaker" <lukeshu@lukeshu.com>
Date: Mon, 29 Apr 2024 15:12:06 -0600
Subject: imworkingon: v0 of last-updated-by

---
 cmd/generate/src_contribs.go | 101 ++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 89 insertions(+), 12 deletions(-)

(limited to 'cmd/generate/src_contribs.go')

diff --git a/cmd/generate/src_contribs.go b/cmd/generate/src_contribs.go
index bbb87a6..4e65665 100644
--- a/cmd/generate/src_contribs.go
+++ b/cmd/generate/src_contribs.go
@@ -11,6 +11,11 @@ import (
 	"sigs.k8s.io/yaml"
 )
 
+type User struct {
+	Name string `json:"name"`
+	URL  string `json:"url"`
+}
+
 type Contribution struct {
 	URLs        []string `json:"urls"`
 	Tags        []string `json:"tags"`
@@ -19,6 +24,7 @@ type Contribution struct {
 
 	SubmittedAt   time.Time `json:"submitted-at"`
 	LastUpdatedAt time.Time `json:"last-updated-at"`
+	LastUpdatedBy User      `json:"last-updated-by"`
 	Status        string    `json:"status"`
 
 	StatusClass string `json:"-"`
@@ -52,7 +58,7 @@ func (c *Contribution) Fill() error {
 		}
 	}
 	if c.LastUpdatedAt.IsZero() {
-		c.LastUpdatedAt, err = c.fetchLastUpdatedAt()
+		c.LastUpdatedAt, c.LastUpdatedBy, err = c.fetchLastUpdated()
 		if err != nil {
 			return err
 		}
@@ -252,21 +258,92 @@ func (c Contribution) fetchSubmittedAt() (time.Time, error) {
 	return time.Time{}, fmt.Errorf("idk how to get created timestamp for %q", c.URLs[0])
 }
 
-func (c Contribution) fetchLastUpdatedAt() (time.Time, error) {
+func (c Contribution) fetchLastUpdated() (time.Time, User, error) {
 	if m := reGitHubPR.FindStringSubmatch(c.URLs[0]); m != nil {
 		user := m[1]
 		repo := m[2]
 		prnum := m[3]
 
-		urlStr := "https://api.github.com/repos/" + user + "/" + repo + "/pulls/" + prnum
-
 		var obj struct {
 			UpdatedAt time.Time `json:"updated_at"`
+			MergedAt  time.Time `json:"merged_at"`
+			MergedBy  struct {
+				Login   string `json:"login"`
+				HTMLURL string `json:"html_url"`
+			} `json:"merged_by"`
 		}
-		if err := httpGetJSON(urlStr, &obj); err != nil {
-			return time.Time{}, err
+		if err := httpGetJSON("https://api.github.com/repos/"+user+"/"+repo+"/pulls/"+prnum, &obj); err != nil {
+			return time.Time{}, User{}, err
+		}
+
+		retUpdatedAt := obj.UpdatedAt
+		var retUser User
+
+		if obj.MergedAt == retUpdatedAt {
+			retUser.Name = obj.MergedBy.Login
+			retUser.URL = obj.MergedBy.HTMLURL
+		}
+		if retUser == (User{}) {
+			// "normal" comments
+			var comments []struct {
+				UpdatedAt time.Time `json:"updated_at"`
+				User      struct {
+					Login   string `json:"login"`
+					HTMLURL string `json:"html_url"`
+				} `json:"user"`
+			}
+			if err := httpGetJSON("https://api.github.com/repos/"+user+"/"+repo+"/issues/"+prnum+"/comments", &comments); err != nil {
+				return time.Time{}, User{}, err
+			}
+			for _, comment := range comments {
+				if comment.UpdatedAt == retUpdatedAt || comment.UpdatedAt.Add(1*time.Second) == retUpdatedAt {
+					retUser.Name = comment.User.Login
+					retUser.URL = comment.User.HTMLURL
+					break
+				}
+			}
 		}
-		return obj.UpdatedAt, nil
+		if retUser == (User{}) {
+			// comments on a specific part of the diff
+			var reviewComments []struct {
+				UpdatedAt time.Time `json:"updated_at"`
+				User      struct {
+					Login   string `json:"login"`
+					HTMLURL string `json:"html_url"`
+				} `json:"user"`
+			}
+			if err := httpGetJSON("https://api.github.com/repos/"+user+"/"+repo+"/pulls/"+prnum+"/comments", &reviewComments); err != nil {
+				return time.Time{}, User{}, err
+			}
+			for _, comment := range reviewComments {
+				if comment.UpdatedAt == retUpdatedAt {
+					retUser.Name = comment.User.Login
+					retUser.URL = comment.User.HTMLURL
+					break
+				}
+			}
+		}
+		if retUser == (User{}) {
+			var events []struct {
+				CreatedAt time.Time `json:"created_at"`
+				Actor     struct {
+					Login   string `json:"login"`
+					HTMLURL string `json:"html_url"`
+				} `json:"actor"`
+			}
+			if err := httpGetJSON("https://api.github.com/repos/"+user+"/"+repo+"/issues/"+prnum+"/events", &events); err != nil {
+				return time.Time{}, User{}, err
+			}
+			for _, event := range events {
+				if event.CreatedAt == retUpdatedAt {
+					retUser.Name = event.Actor.Login
+					retUser.URL = event.Actor.HTMLURL
+					break
+				}
+			}
+		}
+
+		return retUpdatedAt, retUser, nil
 	}
 	if m := reGitLabMR.FindStringSubmatch(c.URLs[0]); m != nil {
 		authority := m[1]
@@ -279,9 +356,9 @@ func (c Contribution) fetchLastUpdatedAt() (time.Time, error) {
 			UpdatedAt time.Time `json:"updated_at"`
 		}
 		if err := httpGetJSON(urlStr, &obj); err != nil {
-			return time.Time{}, err
+			return time.Time{}, User{}, err
 		}
-		return obj.UpdatedAt, nil
+		return obj.UpdatedAt, User{}, nil
 	}
 
 	var ret time.Time
@@ -304,7 +381,7 @@ func (c Contribution) fetchLastUpdatedAt() (time.Time, error) {
 					} `json:"commit"`
 				}
 				if err := httpGetJSON(urlStr, &obj); err != nil {
-					return time.Time{}, err
+					return time.Time{}, User{}, err
 				}
 				if obj.Commit.Author.Date.After(ret) {
 					ret = obj.Commit.Author.Date
@@ -316,8 +393,8 @@ func (c Contribution) fetchLastUpdatedAt() (time.Time, error) {
 		}
 	}
 	if !ret.IsZero() {
-		return ret, nil
+		return ret, User{}, nil
 	}
 
-	return time.Time{}, nil //fmt.Errorf("idk how to get updated timestamp for %q", c.URLs[0])
+	return time.Time{}, User{}, nil //fmt.Errorf("idk how to get updated timestamp for %q", c.URLs[0])
 }
-- 
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