huge rewrite, fixes #9

This commit is contained in:
Edward Shen 2018-08-20 16:21:38 -04:00
parent b17e67f5f8
commit 3282c2e5b6
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@ -26,6 +26,7 @@ Module.register('MMM-pages', {
/**
* Modulo that also works with negative numbers.
*
* @param {number} x The dividend
* @param {number} n The divisor
*/
@ -51,110 +52,135 @@ Module.register('MMM-pages', {
* 'PAGE_INCREMENT' - Move to the next page.
* 'PAGE_DECREMENT' - Move to the previous page.
* 'DOM_OBJECTS_CREATED' - Starts the module.
* 'REQUEST_CURRENT_PAGE' - Requests the current page number
* 'QUERY_PAGE_NUMBER' - Requests the current page number
*
* @param {string} notification the notification ID
* @param {number} payload the page to change to
* @param {number} payload the page to change to/by
*/
notificationReceived: function(notification, payload) {
const isValidPayload = typeof payload === 'number';
if (typeof payload !== 'number') {
Log.warn(`[Pages]: ${payload} is not a number!`);
}
Log.log(`[Pages]:${payload} is a number? ${isValidPayload}`);
Log.log(`[Pages]:${this.curPage + (isValidPayload) ? payload : 1}`);
switch (notification) {
case 'PAGE_CHANGED':
Log.log(`${this.name} received a notification`
+ `to change to page ${payload} of type ${typeof payload}`);
if (typeof payload === 'number') {
this.curPage = payload;
} else {
Log.error('Was asked to change to an invalid number!');
Log.error(`Payload=${payload}, type=${typeof payload},
maxPageIndex=${this.config.modules.length - 1}`);
}
this.updatePages(true);
this.curPage = payload;
this.updatePages();
break;
case 'PAGE_INCREMENT':
Log.log(`${this.name} received a notification to increment pages!`);
this.curPage = this.mod(
this.curPage + ((isValidPayload) ? payload : 1),
this.config.modules.length
);
this.updatePages(true);
this.changePageBy(payload, 1);
this.updatePages();
break;
case 'PAGE_DECREMENT':
Log.log(`${this.name} received a notification to decrement pages!`);
this.curPage = this.mod(
this.curPage - ((isValidPayload) ? payload : 1),
this.config.modules.length
);
this.updatePages(true);
this.changePageBy(payload, -1);
this.updatePages();
break;
case 'DOM_OBJECTS_CREATED':
Log.log(`${this.name} received that all objects are created;`
+ 'will now hide things!');
this.updatePages(true);
this.sendNotification('MAX_PAGES_CHANGED', this.config.modules.length);
this.animatePageChange();
this.resetTimerWithDelay(0);
break;
case 'QUERY_PAGE_NUMBER':
this.sendNotification('PAGE_NUMBER_IS', this.curPage);
break;
default:
default: // Do nothing
}
},
/**
* Changes the internal page number by the specified amount. If the provided
* amount is invalid, use the fallback amount. If the fallback amount is
* missing or invalid, do nothing.
*
* @param {number} amt the amount of pages to move forward by. Accepts
* negative numbers.
* @param {number} fallback the fallback value to use. Accepts negative
* numbers.
*/
changePageBy: function(amt, fallback) {
if (typeof amt === 'number') {
this.curPage = this.mod(
this.curPage + amt,
this.config.modules.length
);
} else if (typeof fallback === 'number') {
this.curPage = this.mod(
this.curPage + fallback,
this.config.modules.length
);
}
},
// TODO: Add slide-left/right animation
/**
* Handles hiding the current page's elements and showing the next page's
* elements.
* @param {boolean} manuallyCalled whether or not to add in an extended delay.
*/
updatePages: function(manuallyCalled) {
updatePages: function() {
// Update iff there's at least one page.
if (this.config.modules.length !== 0) {
// We need to use self because upstream uses an older electron and thus
// older version of node
const self = this;
Log.log(`updatePages was ${manuallyCalled ? '' : 'not'} manually called`);
this.animatePageChange();
// Hides the current page's elements; using half the animation time we
// were allowed to switch between modules.
MM.getModules()
.exceptWithClass(this.config.excludes)
.exceptWithClass(this.config.modules[this.curPage])
.enumerate((module) => {
module.hide(
self.config.animationTime / 2,
{ lockString: self.identifier }
);
});
// Shows the next page's elements; after half the animation time, start
// the animations for showing the next page's modules.
setTimeout(() => MM.getModules()
.withClass(self.config.modules[self.curPage])
.enumerate(module => module.show(
self.config.animationTime / 2,
{ lockString: self.identifier },
)), this.config.animationTime / 2);
if (manuallyCalled && this.config.rotationTime > 0) {
Log.log('Manually updated page! setting delay before resuming timer!');
clearInterval(this.timer);
setTimeout(() => {
self.timer = setInterval(() => {
// Incrementing page
self.curPage = self.mod(
self.curPage + 1,
self.config.modules.length
);
self.sendNotification('PAGE_INCREMENT');
self.updatePages(false);
}, self.config.rotationTime);
}, this.config.rotationDelay);
if (this.config.rotationTime > 0) {
this.resetTimerWithDelay(this.config.rotationDelay);
}
} else { Log.error("Pages aren't properly defined!"); }
},
/**
* Animates the page change from the previous page to the current one. This
* assumes that there is a discrepancy between the page currently being shown
* and the page that is meant to be shown.
*/
animatePageChange: function() {
const self = this;
// Hides all modules not on the current page. This hides any module not
// meant to be shown.
MM.getModules()
.exceptWithClass(this.config.excludes)
.exceptWithClass(this.config.modules[this.curPage])
.enumerate(module => module.hide(
self.config.animationTime / 2,
{ lockString: self.identifier }
));
// Shows all modules meant to be on the current page, after a small delay.
setTimeout(() => MM.getModules()
.withClass(this.config.modules[self.curPage])
.enumerate(module => module.show(
self.config.animationTime / 2,
{ lockString: self.identifier },
)), this.config.animationTime / 2);
},
/**
* Resets the page changing timer with a delay.
*
* @param {number} delay the delay, in milliseconds.
*/
resetTimerWithDelay: function(delay) {
if (this.config.rotationTime > 0) {
// This timer is the auto rotate function.
clearInterval(this.timer);
// This is delay timer after manually updating.
clearInterval(this.delayTimer);
const self = this;
this.delayTimer = setTimeout(() => {
self.timer = setInterval(() => {
self.changePageBy(1);
self.updatePages();
}, self.config.rotationTime);
}, delay);
}
},
});