vikunja/veans/internal/client/tasks.go

139 lines
4.1 KiB
Go

// Vikunja is a to-do list application to facilitate your life.
// Copyright 2018-present 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 Affero 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package client
import (
"context"
"fmt"
"net/url"
"strconv"
)
// TaskListOptions selects which tasks to return from ListProjectTasks.
type TaskListOptions struct {
Filter string
Page int
PerPage int
Expand []string
}
func (o *TaskListOptions) values() url.Values {
q := url.Values{}
if o == nil {
return q
}
if o.Filter != "" {
q.Set("filter", o.Filter)
}
if o.Page > 0 {
q.Set("page", strconv.Itoa(o.Page))
}
if o.PerPage > 0 {
q.Set("per_page", strconv.Itoa(o.PerPage))
}
for _, e := range o.Expand {
q.Add("expand", e)
}
return q
}
// ListProjectTasks paginates `GET /projects/{id}/tasks` exhaustively,
// terminating against the server's x-pagination-total-pages header.
func (c *Client) ListProjectTasks(ctx context.Context, projectID int64, opts *TaskListOptions) ([]*Task, error) {
if opts == nil {
opts = &TaskListOptions{}
}
per := opts.PerPage
if per <= 0 {
per = 50
}
var all []*Task
page := 1
for {
o := *opts
o.Page = page
o.PerPage = per
var batch []*Task
total, err := c.DoPaginated(ctx, "GET", fmt.Sprintf("/projects/%d/tasks", projectID), o.values(), &batch)
if err != nil {
return nil, err
}
all = append(all, batch...)
if paginationDone(page, len(batch), per, total) {
return all, nil
}
page++
}
}
// GetTask fetches a single task by numeric ID. expand=buckets is requested
// because Vikunja's bare GET returns bucket_id=0 — the per-view bucket
// memberships only surface under the Buckets slice.
func (c *Client) GetTask(ctx context.Context, id int64) (*Task, error) {
var out Task
q := url.Values{}
q.Add("expand", "buckets")
if err := c.Do(ctx, "GET", fmt.Sprintf("/tasks/%d", id), q, nil, &out); err != nil {
return nil, err
}
return &out, nil
}
// CurrentBucketID returns the task's bucket id on the given project view,
// or 0 if no bucket entry is present (which happens when buckets aren't
// expanded, or the task is in no view-bound bucket yet).
func (t *Task) CurrentBucketID(viewID int64) int64 {
if t.BucketID != 0 {
return t.BucketID
}
for _, b := range t.Buckets {
if b == nil {
continue
}
// Buckets returned via expand=buckets are scoped to the requesting
// view; without view scoping the slice can include entries from
// every view this task belongs to.
if viewID == 0 || b.ProjectViewID == viewID || b.ProjectViewID == 0 {
return b.ID
}
}
return 0
}
// CreateTask inserts a task into a project (PUT /projects/{id}/tasks).
func (c *Client) CreateTask(ctx context.Context, projectID int64, t *Task) (*Task, error) {
var out Task
if err := c.Do(ctx, "PUT", fmt.Sprintf("/projects/%d/tasks", projectID), nil, t, &out); err != nil {
return nil, err
}
return &out, nil
}
// UpdateTask updates a task (POST /tasks/{id}). This endpoint does NOT
// move tasks between buckets — the task↔bucket relation is row-shaped in
// task_buckets, and bucket_id on the request body is ignored. Use
// MoveTaskToBucket() for that. The server does auto-flip the bucket
// when `done` toggles, but only between the canonical "todo" and "done"
// buckets the project view is configured with.
func (c *Client) UpdateTask(ctx context.Context, id int64, t *Task) (*Task, error) {
var out Task
if err := c.Do(ctx, "POST", fmt.Sprintf("/tasks/%d", id), nil, t, &out); err != nil {
return nil, err
}
return &out, nil
}