KanBan: be able to set default board (#14147)

Co-authored-by: silverwind <me@silverwind.io>
Co-authored-by: zeripath <art27@cantab.net>

models/project_board.go

@@ -8,6 +8,7 @@ import (
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/timeutil"
 
+	"xorm.io/builder"
 	"xorm.io/xorm"
 )
 
@@ -164,22 +165,43 @@ func UpdateProjectBoard(board *ProjectBoard) error {
 func updateProjectBoard(e Engine, board *ProjectBoard) error {
 	_, err := e.ID(board.ID).Cols(
 		"title",
-		"default",
 	).Update(board)
 	return err
 }
 
 // GetProjectBoards fetches all boards related to a project
-func GetProjectBoards(projectID int64) ([]*ProjectBoard, error) {
-
-	var boards = make([]*ProjectBoard, 0, 5)
-
-	sess := x.Where("project_id=?", projectID)
-	return boards, sess.Find(&boards)
+// if no default board set, first board is a temporary "Uncategorized" board
+func GetProjectBoards(projectID int64) (ProjectBoardList, error) {
+	return getProjectBoards(x, projectID)
 }
 
-// GetUncategorizedBoard represents a board for issues not assigned to one
-func GetUncategorizedBoard(projectID int64) (*ProjectBoard, error) {
+func getProjectBoards(e Engine, projectID int64) ([]*ProjectBoard, error) {
+	var boards = make([]*ProjectBoard, 0, 5)
+
+	if err := e.Where("project_id=? AND `default`=?", projectID, false).Find(&boards); err != nil {
+		return nil, err
+	}
+
+	defaultB, err := getDefaultBoard(e, projectID)
+	if err != nil {
+		return nil, err
+	}
+
+	return append([]*ProjectBoard{defaultB}, boards...), nil
+}
+
+// getDefaultBoard return default board and create a dummy if none exist
+func getDefaultBoard(e Engine, projectID int64) (*ProjectBoard, error) {
+	var board ProjectBoard
+	exist, err := e.Where("project_id=? AND `default`=?", projectID, true).Get(&board)
+	if err != nil {
+		return nil, err
+	}
+	if exist {
+		return &board, nil
+	}
+
+	// represents a board for issues not assigned to one
 	return &ProjectBoard{
 		ProjectID: projectID,
 		Title:     "Uncategorized",
@@ -187,22 +209,55 @@ func GetUncategorizedBoard(projectID int64) (*ProjectBoard, error) {
 	}, nil
 }
 
+// SetDefaultBoard represents a board for issues not assigned to one
+// if boardID is 0 unset default
+func SetDefaultBoard(projectID, boardID int64) error {
+	sess := x
+
+	_, err := sess.Where(builder.Eq{
+		"project_id": projectID,
+		"`default`":  true,
+	}).Cols("`default`").Update(&ProjectBoard{Default: false})
+	if err != nil {
+		return err
+	}
+
+	if boardID > 0 {
+		_, err = sess.ID(boardID).Where(builder.Eq{"project_id": projectID}).
+			Cols("`default`").Update(&ProjectBoard{Default: true})
+	}
+
+	return err
+}
+
 // LoadIssues load issues assigned to this board
 func (b *ProjectBoard) LoadIssues() (IssueList, error) {
-	var boardID int64
-	if !b.Default {
-		boardID = b.ID
+	issueList := make([]*Issue, 0, 10)
 
-	} else {
-		// Issues without ProjectBoardID
-		boardID = -1
+	if b.ID != 0 {
+		issues, err := Issues(&IssuesOptions{
+			ProjectBoardID: b.ID,
+			ProjectID:      b.ProjectID,
+		})
+		if err != nil {
+			return nil, err
+		}
+		issueList = issues
 	}
-	issues, err := Issues(&IssuesOptions{
-		ProjectBoardID: boardID,
-		ProjectID:      b.ProjectID,
-	})
-	b.Issues = issues
-	return issues, err
+
+	if b.Default {
+		issues, err := Issues(&IssuesOptions{
+			ProjectBoardID: -1, // Issues without ProjectBoardID
+			ProjectID:      b.ProjectID,
+		})
+		if err != nil {
+			return nil, err
+		}
+		issueList = append(issueList, issues...)
+	}
+
+	b.Issues = issueList
+	return issueList, nil
 }
 
 // LoadIssues load issues assigned to the boards