paginate PRs

modules/interact/pull_merge.go

@@ -11,6 +11,7 @@ import (
 	"code.gitea.io/tea/modules/context"
 	"code.gitea.io/tea/modules/task"
 	"code.gitea.io/tea/modules/utils"
+
 	"github.com/AlecAivazis/survey/v2"
 )
 
@@ -39,18 +40,23 @@ func MergePull(ctx *context.TeaContext) error {
 
 // getPullIndex interactively determines the PR index
 func getPullIndex(ctx *context.TeaContext, branch string) (int64, error) {
-	// FIXME: pagination to loop over all PRs. Currently only the first page is shown
-	//        note: for repos with many PRs, this may cause latency
-	prs, _, err := ctx.Login.Client().ListRepoPullRequests(ctx.Owner, ctx.Repo, gitea.ListPullRequestsOptions{
+	c := ctx.Login.Client()
+	opts := gitea.ListPullRequestsOptions{
 		State:       gitea.StateOpen,
-	})
-	if err != nil {
-		return 0, err
+		ListOptions: ctx.GetListOptions(),
 	}
+	selected := ""
+	loadMoreOption := "PR not found? Load more PRs..."
+
+	// paginated fetch
+	var prs []*gitea.PullRequest
+	var err error
+	for {
+		prs, _, err = c.ListRepoPullRequests(ctx.Owner, ctx.Repo, opts)
 		if len(prs) == 0 {
 			return 0, fmt.Errorf("No open PRs found")
 		}
-
+		opts.ListOptions.Page++
 		prOptions := make([]string, 0)
 
 		// get the PR indexes where head branch is the current branch
@@ -68,7 +74,8 @@ func getPullIndex(ctx *context.TeaContext, branch string) (int64, error) {
 			}
 		}
 
-	selected := ""
+		prOptions = append(prOptions, loadMoreOption)
+
 		q := &survey.Select{
 			Message:  "Select a PR to merge",
 			Options:  prOptions,
@@ -78,6 +85,10 @@ func getPullIndex(ctx *context.TeaContext, branch string) (int64, error) {
 		if err != nil {
 			return 0, err
 		}
+		if selected != loadMoreOption {
+			break
+		}
+	}
 
 	// get the index from the selected option
 	before, _, _ := strings.Cut(selected, ":")