120 lines
2.5 KiB
Go
120 lines
2.5 KiB
Go
package main
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import (
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"time"
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)
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type TaskRunner struct {
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count int
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taskID int
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taskMessage string
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nPomodoros int
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origDuration time.Duration
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state State
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store *Store
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started time.Time
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pause chan bool
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toggle chan bool
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notifier Notifier
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duration time.Duration
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}
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func NewTaskRunner(task *Task, store *Store, notifier Notifier) (*TaskRunner, error) {
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taskID, err := store.CreateTask(*task)
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if err != nil {
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return nil, err
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}
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tr := &TaskRunner{
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taskID: taskID,
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taskMessage: task.Message,
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nPomodoros: task.NPomodoros,
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origDuration: task.Duration,
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store: store,
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state: State(0),
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pause: make(chan bool),
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toggle: make(chan bool),
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notifier: notifier,
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duration: task.Duration,
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}
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return tr, nil
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}
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func (t *TaskRunner) Start() {
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go t.run()
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}
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func (t *TaskRunner) TimeRemaining() time.Duration {
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return (t.duration - time.Since(t.started)).Truncate(time.Second)
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}
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func (t *TaskRunner) run() error {
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for t.count < t.nPomodoros {
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// Create a new pomodoro where we
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// track the start / end time of
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// of this session.
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pomodoro := &Pomodoro{}
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// Start this pomodoro
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pomodoro.Start = time.Now()
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// Set state to RUNNING
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t.state = RUNNING
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// Create a new timer
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timer := time.NewTimer(t.duration)
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// Record our started time
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t.started = pomodoro.Start
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loop:
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select {
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case <-timer.C:
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t.state = BREAKING
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t.count++
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case <-t.toggle:
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// Catch any toggles when we
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// are not expecting them
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goto loop
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case <-t.pause:
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timer.Stop()
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// Record the remaining time of the current pomodoro
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remaining := t.TimeRemaining()
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// Change state to PAUSED
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t.state = PAUSED
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// Wait for the user to press [p]
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<-t.pause
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// Resume the timer with previous
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// remaining time
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timer.Reset(remaining)
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// Change duration
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t.started = time.Now()
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t.duration = remaining
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// Restore state to RUNNING
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t.state = RUNNING
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goto loop
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}
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pomodoro.End = time.Now()
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err := t.store.CreatePomodoro(t.taskID, *pomodoro)
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if err != nil {
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return err
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}
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// All pomodoros completed
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if t.count == t.nPomodoros {
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break
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}
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t.notifier.Notify("Pomo", "It is time to take a break!")
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// Reset the duration incase it
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// was paused.
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t.duration = t.origDuration
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// User concludes the break
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<-t.toggle
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}
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t.state = COMPLETE
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return nil
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}
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func (t *TaskRunner) Toggle() {
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t.toggle <- true
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}
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func (t *TaskRunner) Pause() {
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t.pause <- true
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}
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