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|
package todolist
import (
"fmt"
"regexp"
"strconv"
"strings"
)
type App struct {
TodoStore Store
TodoList *TodoList
}
func NewApp() *App {
app := &App{TodoList: &TodoList{}, TodoStore: NewFileStore()}
return app
}
func (a *App) InitializeRepo() {
a.TodoStore.Initialize()
}
func (a *App) AddTodo(input string) {
a.Load()
parser := &Parser{}
todo := parser.ParseNewTodo(input)
if todo == nil {
fmt.Println("I need more information. Try something like 'todo a chat with @bob due tom'")
return
}
id := a.TodoList.NextId()
a.TodoList.Add(todo)
a.Save()
fmt.Printf("Todo %d added.\n", id)
}
func (a *App) DeleteTodo(input string) {
a.Load()
id, _ := a.getId(input)
if id == -1 {
return
}
a.TodoList.Delete(id)
a.Save()
fmt.Println("Todo deleted.")
}
func (a *App) CompleteTodo(input string) {
a.Load()
id, _ := a.getId(input)
if id == -1 {
return
}
a.TodoList.Complete(id)
a.Save()
fmt.Println("Todo completed.")
}
func (a *App) UncompleteTodo(input string) {
a.Load()
id, _ := a.getId(input)
if id == -1 {
return
}
a.TodoList.Uncomplete(id)
a.Save()
fmt.Println("Todo uncompleted.")
}
func (a *App) ArchiveTodo(input string) {
a.Load()
id, _ := a.getId(input)
if id == -1 {
return
}
a.TodoList.Archive(id)
a.Save()
fmt.Println("Todo archived.")
}
func (a *App) UnarchiveTodo(input string) {
a.Load()
id, _ := a.getId(input)
if id == -1 {
return
}
a.TodoList.Unarchive(id)
a.Save()
fmt.Println("Todo unarchived.")
}
func (a *App) EditTodo(input string) {
a.Load()
id, todo := a.getId(input)
if id == -1 {
return
}
parser := &Parser{}
if parser.ParseEditTodo(todo, input) {
a.Save()
fmt.Println("Todo updated.")
}
}
func (a *App) ExpandTodo(input string) {
a.Load()
id, _ := a.getId(input)
parser := &Parser{}
if id == -1 {
return
}
commonProject := parser.ExpandProject(input)
todos := strings.LastIndex(input, ":")
if commonProject == "" || len(input) <= todos+1 || todos == -1 {
fmt.Println("I'm expecting a format like \"todolist ex <project>: <todo1>, <todo2>, ...\"")
return
}
newTodos := strings.Split(input[todos+1:], ",")
for _, todo := range newTodos {
args := []string{"add ", commonProject, " ", todo}
a.AddTodo(strings.Join(args, ""))
}
a.TodoList.Delete(id)
a.Save()
fmt.Println("Todo expanded.")
}
func (a *App) ArchiveCompleted() {
a.Load()
for _, todo := range a.TodoList.Todos() {
if todo.Completed {
todo.Archived = true
}
}
a.Save()
fmt.Println("All completed todos have been archived.")
}
func (a *App) ListTodos(input string) {
a.Load()
filtered := NewFilter(a.TodoList.Todos()).Filter(input)
grouped := a.getGroups(input, filtered)
formatter := NewFormatter(grouped)
formatter.Print()
}
func (a *App) PrioritizeTodo(input string) {
a.Load()
id, _ := a.getId(input)
if id == -1 {
return
}
a.TodoList.Prioritize(id)
a.Save()
fmt.Println("Todo prioritized.")
}
func (a *App) UnprioritizeTodo(input string) {
a.Load()
id, _ := a.getId(input)
if id == -1 {
return
}
a.TodoList.Unprioritize(id)
a.Save()
fmt.Println("Todo un-prioritized.")
}
func (a *App) getId(input string) (int, *Todo) {
re, _ := regexp.Compile("\\d+")
if re.MatchString(input) {
id, _ := strconv.Atoi(re.FindString(input))
todo := a.TodoList.FindById(id)
if todo == nil {
fmt.Println("No such id.")
return -1, nil
}
return id, todo
} else {
fmt.Println("Invalid id.")
return -1, nil
}
}
func (a *App) getGroups(input string, todos []*Todo) *GroupedTodos {
grouper := &Grouper{}
contextRegex, _ := regexp.Compile(`by c.*$`)
projectRegex, _ := regexp.Compile(`by p.*$`)
var grouped *GroupedTodos
if contextRegex.MatchString(input) {
grouped = grouper.GroupByContext(todos)
} else if projectRegex.MatchString(input) {
grouped = grouper.GroupByProject(todos)
} else {
grouped = grouper.GroupByNothing(todos)
}
return grouped
}
func (a *App) GarbageCollect() {
a.Load()
a.TodoList.GarbageCollect()
a.Save()
fmt.Println("Garbage collection complete.")
}
func (a *App) Load() error {
todos, err := a.TodoStore.Load()
if err != nil {
return err
}
a.TodoList.Load(todos)
return nil
}
func (a *App) Save() {
a.TodoStore.Save(a.TodoList.Data)
}
|
