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task_store.go
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task_store.go
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package memstore
import (
"context"
"strconv"
"github.com/kulti/task-list/internal/models"
)
const (
sprintList = "sprint"
todoList = "todo"
)
type TaskStore struct {
tasks map[string]*taskList
lastID int64
}
type taskList struct {
title string
tasks storeTasks
}
type storeTasks []*storeTask
func (st storeTasks) toModelTasks() []models.Task {
mt := make([]models.Task, len(st))
for i, t := range st {
mt[i] = t.Task
}
return mt
}
type storeTask struct {
models.Task
listIDs []string
}
func NewTaskStore() *TaskStore {
ts := &TaskStore{
tasks: make(map[string]*taskList),
}
ts.tasks[sprintList] = &taskList{}
ts.tasks[todoList] = &taskList{}
return ts
}
func (s *TaskStore) NewSprint(_ context.Context, title string) error {
s.tasks[sprintList] = &taskList{title: title}
s.tasks[todoList] = &taskList{title: "Todo"}
return nil
}
func (s *TaskStore) CreateTask(_ context.Context, task models.Task, listID string) (string, error) {
task.ID = s.nextID()
storeTask := &storeTask{
Task: task,
listIDs: []string{listID},
}
s.tasks[listID].tasks = append(s.tasks[listID].tasks, storeTask)
return task.ID, nil
}
func (s *TaskStore) TakeTaskToList(_ context.Context, taskID, listIDs string) error {
for _, t := range s.tasks[sprintList].tasks {
if t.ID == taskID {
t.State = "todo"
s.tasks[listIDs].tasks = append(s.tasks[listIDs].tasks, t)
break
}
}
return nil
}
func (s *TaskStore) UpdateTask(ctx context.Context, taskID string, opts models.UpdateOptions) error {
for _, t := range s.tasks[sprintList].tasks {
if t.ID == taskID {
t.Text = opts.Text
t.Burnt = opts.Burnt
t.Points = opts.Points
break
}
}
return nil
}
func (s *TaskStore) DeleteTaskFromList(_ context.Context, taskID, listID string) error {
for i, t := range s.tasks[listID].tasks {
if t.ID == taskID {
s.tasks[listID].tasks = append(s.tasks[listID].tasks[:i], s.tasks[listID].tasks[i+1:]...)
break
}
}
return nil
}
func (s *TaskStore) ListTasks(_ context.Context, listID string) (models.TaskList, error) {
l := models.TaskList{
Title: s.tasks[listID].title,
Tasks: s.tasks[listID].tasks.toModelTasks(),
}
return l, nil
}
func (s *TaskStore) DoneTask(_ context.Context, taskID string) error {
for i, t := range s.tasks[sprintList].tasks {
if t.ID == taskID {
s.tasks[sprintList].tasks[i].State = "done"
s.tasks[sprintList].tasks[i].Burnt = s.tasks[sprintList].tasks[i].Points
break
}
}
return nil
}
func (s *TaskStore) UndoneTask(_ context.Context, taskID string) error {
for i, t := range s.tasks[sprintList].tasks {
if t.ID == taskID {
s.tasks[sprintList].tasks[i].State = ""
break
}
}
return nil
}
func (s *TaskStore) CancelTask(_ context.Context, taskID string) error {
for i, t := range s.tasks[sprintList].tasks {
if t.ID == taskID {
s.tasks[sprintList].tasks[i].State = "canceled"
break
}
}
return nil
}
func (s *TaskStore) GetSprintTemplate(ctx context.Context) (models.SprintTemplate, error) {
return models.SprintTemplate{}, nil
}
func (s *TaskStore) nextID() string {
s.lastID++
return strconv.FormatInt(s.lastID, 16)
}