Add duplicating tasks

pkg/models/list_duplicate.go

@@ -49,12 +49,52 @@ func (ld *ListDuplicate) CanCreate(a web.Auth) (canCreate bool, err error) {
 
 // Create duplicates a list
 func (ld *ListDuplicate) Create(a web.Auth) (err error) {
-	// Get the list
+
+	ld.List.ID = 0
+	ld.List.Identifier = "" // Reset the identifier to trigger regenerating a new one
+	// Set the owner to the current user
+	ld.List.OwnerID = a.GetID()
+	if err := CreateOrUpdateList(ld.List); err != nil {
+		return err
+	}
+
+	// Duplicate kanban buckets
+	// Old bucket ID as key, new id as value
+	// Used to map the newly created tasks to their new buckets
+	bucketMap := make(map[int64]int64)
+	buckets := []*Bucket{}
+	err = x.Where("list_id = ?", ld.ListID).Find(&buckets)
+	if err != nil {
+		return
+	}
+	for _, b := range buckets {
+		oldID := b.ID
+		b.ID = 0
+		b.ListID = ld.List.ID
+		if err := b.Create(a); err != nil {
+			return err
+		}
+		bucketMap[oldID] = b.ID
+	}
 
 	// Get all tasks + all task details
-	// copy stuff
-	//  * List
-	//	* Tasks
+	tasks, _, _, err := getTasksForLists([]*List{{ID: ld.ListID}}, &taskOptions{})
+	if err != nil {
+		return err
+	}
+
+	// Create + update all tasks
+	for _, t := range tasks {
+		t.ListID = ld.List.ID
+		t.BucketID = bucketMap[t.ID]
+		t.ID = 0
+		t.UID = ""
+		err := createTask(t, a, false)
+		if err != nil {
+			return err
+		}
+	}
+
 	//	* Files
 	//	* Label Tasks (not the labels)
 	//	* assignees
@@ -62,7 +102,9 @@ func (ld *ListDuplicate) Create(a web.Auth) (err error) {
 	//	* comments
 	//	* relations in that list
 	//	* reminders
+	//  * Background files + unsplash info
 
 	//	* rights / shares
 	//  * Generate new link shares if any are available
+	return
 }

pkg/models/list_duplicate_test.go

@@ -0,0 +1,43 @@
+// Vikunja is a to-do list application to facilitate your life.
+// Copyright 2018-2020 Vikunja and contributors. All rights reserved.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package models
+
+import (
+	"code.vikunja.io/api/pkg/db"
+	"code.vikunja.io/api/pkg/user"
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestListDuplicate(t *testing.T) {
+
+	db.LoadAndAssertFixtures(t)
+
+	u := &user.User{
+		ID: 1,
+	}
+
+	l := &ListDuplicate{
+		ListID:      1,
+		NamespaceID: 1,
+	}
+	can, err := l.CanCreate(u)
+	assert.NoError(t, err)
+	assert.True(t, can)
+	err = l.Create(u)
+	assert.NoError(t, err)
+}

pkg/models/tasks.go

@@ -574,6 +574,10 @@ func checkBucketAndTaskBelongToSameList(fullTask *Task, bucketID int64) (err err
 // @Failure 500 {object} models.Message "Internal error"
 // @Router /lists/{id} [put]
 func (t *Task) Create(a web.Auth) (err error) {
+	return createTask(t, a, true)
+}
+
+func createTask(t *Task, a web.Auth, updateAssignees bool) (err error) {
 
 	t.ID = 0
 
@@ -637,8 +641,10 @@ func (t *Task) Create(a web.Auth) (err error) {
 	}
 
 	// Update the assignees
-	if err := t.updateTaskAssignees(t.Assignees); err != nil {
-		return err
+	if updateAssignees {
+		if err := t.updateTaskAssignees(t.Assignees); err != nil {
+			return err
+		}
 	}
 
 	// Update the reminders