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31 lines
826 B
31 lines
826 B
4 years ago
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'use strict'
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var util = require('util')
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var TrackerBase = require('./tracker-base.js')
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var Tracker = module.exports = function (name, todo) {
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TrackerBase.call(this, name)
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this.workDone = 0
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this.workTodo = todo || 0
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}
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util.inherits(Tracker, TrackerBase)
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Tracker.prototype.completed = function () {
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return this.workTodo === 0 ? 0 : this.workDone / this.workTodo
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}
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Tracker.prototype.addWork = function (work) {
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this.workTodo += work
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this.emit('change', this.name, this.completed(), this)
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}
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Tracker.prototype.completeWork = function (work) {
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this.workDone += work
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if (this.workDone > this.workTodo) this.workDone = this.workTodo
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this.emit('change', this.name, this.completed(), this)
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}
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Tracker.prototype.finish = function () {
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this.workTodo = this.workDone = 1
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this.emit('change', this.name, 1, this)
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}
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