Fix PR toggle WIP (#34920)

Fix #34919

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Signed-off-by: wxiaoguang <wxiaoguang@gmail.com>

routers/web/repo/issue_view.go

@@ -443,6 +443,10 @@ func ViewPullMergeBox(ctx *context.Context) {
 	preparePullViewPullInfo(ctx, issue)
 	preparePullViewReviewAndMerge(ctx, issue)
 	ctx.Data["PullMergeBoxReloading"] = issue.PullRequest.IsChecking()
+
+	// TODO: it should use a dedicated struct to render the pull merge box, to make sure all data is prepared correctly
+	ctx.Data["IsIssuePoster"] = ctx.IsSigned && issue.IsPoster(ctx.Doer.ID)
+	ctx.Data["HasIssuesOrPullsWritePermission"] = ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull)
 	ctx.HTML(http.StatusOK, tplPullMergeBox)
 }