初始提交: Gitea 项目代码

models/project/issue.go

@@ -0,0 +1,89 @@
+// Copyright 2020 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package project
+
+import (
+	"context"
+	"errors"
+
+	"gitea.dev/models/db"
+	"gitea.dev/modules/util"
+)
+
+// ProjectIssue saves relation from issue to a project
+type ProjectIssue struct { //revive:disable-line:exported
+	ID        int64 `xorm:"pk autoincr"`
+	IssueID   int64 `xorm:"INDEX"`
+	ProjectID int64 `xorm:"INDEX"`
+
+	// ProjectColumnID should not be zero since 1.22. If it's zero, the issue will not be displayed on UI and it might result in errors.
+	ProjectColumnID int64 `xorm:"'project_board_id' INDEX"`
+
+	// the sorting order on the column
+	Sorting int64 `xorm:"NOT NULL DEFAULT 0"`
+}
+
+func init() {
+	db.RegisterModel(new(ProjectIssue))
+}
+
+func deleteProjectIssuesByProjectID(ctx context.Context, projectID int64) error {
+	_, err := db.GetEngine(ctx).Where("project_id=?", projectID).Delete(&ProjectIssue{})
+	return err
+}
+
+// GetColumnIssueNextSorting returns the sorting value to append an issue at the end of the column.
+func GetColumnIssueNextSorting(ctx context.Context, projectID, columnID int64) (int64, error) {
+	res := struct {
+		MaxSorting int64
+		IssueCount int64
+	}{}
+	if _, err := db.GetEngine(ctx).Select("max(sorting) AS max_sorting, count(*) AS issue_count").
+		Table("project_issue").
+		Where("project_id=?", projectID).
+		And("project_board_id=?", columnID).
+		Get(&res); err != nil {
+		return 0, err
+	}
+	return util.Iif(res.IssueCount > 0, res.MaxSorting+1, 0), nil
+}
+
+func moveIssuesToAnotherColumn(ctx context.Context, oldColumn, newColumn *Column) error {
+	if oldColumn.ProjectID != newColumn.ProjectID {
+		return errors.New("columns have to be in the same project")
+	}
+
+	if oldColumn.ID == newColumn.ID {
+		return nil
+	}
+
+	movedIssues, err := oldColumn.GetIssues(ctx)
+	if err != nil {
+		return err
+	}
+	if len(movedIssues) == 0 {
+		return nil
+	}
+
+	nextSorting, err := GetColumnIssueNextSorting(ctx, newColumn.ProjectID, newColumn.ID)
+	if err != nil {
+		return err
+	}
+	return db.WithTx(ctx, func(ctx context.Context) error {
+		for i, issue := range movedIssues {
+			issue.ProjectColumnID = newColumn.ID
+			issue.Sorting = nextSorting + int64(i)
+			if _, err := db.GetEngine(ctx).ID(issue.ID).Cols("project_board_id", "sorting").Update(issue); err != nil {
+				return err
+			}
+		}
+		return nil
+	})
+}
+
+// DeleteAllProjectIssueByIssueIDsAndProjectIDs delete all project's issues by issue's and project's ids
+func DeleteAllProjectIssueByIssueIDsAndProjectIDs(ctx context.Context, issueIDs, projectIDs []int64) error {
+	_, err := db.GetEngine(ctx).In("project_id", projectIDs).In("issue_id", issueIDs).Delete(&ProjectIssue{})
+	return err
+}