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refactor api.shouldDo and associated code; fix new bug in sanitizeOptions()

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Alys
2015-11-22 11:28:51 +10:00
parent 728a94d199
commit 83ea085c21
2 changed files with 45 additions and 49 deletions
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42
common/script/cron.js
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@@ -22,8 +22,8 @@ export const DAY_MAPPING = {
{now} is also passed in for various purposes, one example being the test scripts scripts testing different "now" times.
*/
export function sanitizeOptions (o) {
let ref = Number(o.dayStart);
function sanitizeOptions (o) {
let ref = Number(o.dayStart || 0);
let dayStart = !_.isNaN(ref) && ref >= 0 && ref <= 24 ? ref : 0;
let timezoneOffset = o.timezoneOffset ? Number(o.timezoneOffset) : Number(moment().zone());
// TODO: check and clean timezoneOffset as for dayStart (e.g., might not be a number)
@@ -70,3 +70,41 @@ export function daysSince (yesterday, options = {}) {
return startOfDay(_.defaults({ now: o.now }, o)).diff(startOfDay(_.defaults({ now: yesterday }, o)), 'days');
}
/*
Should the user do this task on this date, given the task's repeat options and user.preferences.dayStart?
*/
export function shouldDo (day, dailyTask, options = {}) {
if (dailyTask.type !== 'daily') {
return false;
}
let o = sanitizeOptions(options);
let startOfDayWithCDSTime = startOfDay(_.defaults({ now: day }, o));
// The time portion of the Start Date is never visible to or modifiable by the user so we must ignore it.
// Therefore, we must also ignore the time portion of the user's day start (startOfDayWithCDSTime), otherwise the date comparison will be wrong for some times.
// NB: The user's day start date has already been converted to the PREVIOUS day's date if the time portion was before CDS.
let taskStartDate = moment(dailyTask.startDate).zone(o.timezoneOffset);
taskStartDate = moment(taskStartDate).startOf('day');
if (taskStartDate > startOfDayWithCDSTime.startOf('day')) {
return false; // Daily starts in the future
}
if (dailyTask.frequency === 'daily') { // "Every X Days"
if (!dailyTask.everyX) {
return false; // error condition
}
let daysSinceTaskStart = startOfDayWithCDSTime.startOf('day').diff(taskStartDate, 'days');
return daysSinceTaskStart % dailyTask.everyX === 0;
} else if (dailyTask.frequency === 'weekly') { // "On Certain Days of the Week"
if (!dailyTask.repeat) {
return false; // error condition
}
let dayOfWeekNum = startOfDayWithCDSTime.day(); // e.g., 0 for Sunday
return dailyTask.repeat[DAY_MAPPING[dayOfWeekNum]];
} else {
return false; // error condition - unexpected frequency string
}
}