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MMM-text-clock.js
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MMM-text-clock.js
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/* Magic Mirror
* Module: Text clock
*
* By Niek Nijland
* MIT Licensed.
*/
Module.register('MMM-text-clock', {
defaults: {
compact: false,
languageAlternationInterval: 60,
size: 'medium',
fullscreen: false,
},
supportedLanguages: ['ar', 'ch', 'de', 'en', 'es', 'fi', 'fr', 'it', 'jp', 'nl'],
start: function () {
Log.info(`Starting module: ${this.name}`);
this.compact = this.config.compact;
this.language = config.language;
this.languageAlternationInterval = this.config.languageAlternationInterval;
this.size = this.config.size;
this.fullscreen = this.config.fullscreen;
/*
* Validate compact config
*/
if (typeof this.compact !== 'boolean') {
Log.error(
`compact: ${this.compact} is not a boolean. Falling back to "false".`
);
this.compact = false;
}
/*
* Validate size config
*/
if (!['xsmall', 'small', 'medium', 'large'].includes(this.size)) {
Log.error(
`size: "${this.size}" is not a supported value. Please use "xsmall", "small", "medium" or "large". Falling back to "medium".`
);
this.size = 'medium';
}
/*
* Validate fullscreen config
*/
if (typeof this.fullscreen !== 'boolean') {
Log.error(
`fullscreen: ${this.fullscreen} is not a supported value. Please use a boolean.`
);
this.fullscreen = false;
}
/*
* Validate fullscreen config in combination with compact config
*/
if (this.fullscreen && this.compact) {
Log.error(
'fullscreen and compact can\'t both be true. Setting "fullscreen" to false'
);
this.fullscreen = false;
}
/*
* Validate language config
*/
if (typeof this.config.language === 'string') {
if (this.supportedLanguages.includes(this.config.language)) {
this.language = this.config.language;
} else {
Log.error(
`"${
this.config.language
}" is not a supported language. Falling back to config language (${
config.language
}). Supported languages: ${this.supportedLanguages.join(', ')}`
);
}
} else if (Array.isArray(this.config.language)) {
this.language = this.config.language.filter((language) => {
const supported = this.supportedLanguages.includes(language);
if (!supported) {
Log.error(
`"${language}" is not a supported language. Removing it from language alternation list. Supported languages: ${this.supportedLanguages.join(
', '
)}`
);
}
return supported;
});
if (this.language.length === 0) {
Log.error(
`No supported languages in language list. Falling back to config language (${config.language}).`
);
this.language = config.language;
}
}
/*
* Validate languageAlternationInterval config
*/
if (typeof this.languageAlternationInterval !== 'number') {
Log.error(
`"${this.languageAlternationInterval}" is not a number. Falling back to "60".`
);
this.languageAlternationInterval = 60;
}
this.getActiveWords = undefined;
this.gridColumns = 0;
this.letters = [];
this.words = [];
this.wordMap = {};
/*
* Alternate through languages if configured
*/
if (Array.isArray(this.language)) {
let alternationIndex = 0;
this.sendSocketNotification('SET_LANGUAGE', {
id: this.identifier,
language: this.language[alternationIndex],
});
setInterval(() => {
alternationIndex++;
if (alternationIndex >= this.language.length) {
alternationIndex = 0;
}
this.sendSocketNotification('SET_LANGUAGE', {
id: this.identifier,
language: this.language[alternationIndex],
});
Log.info(
'MMM-text-clock switched language to: ',
this.language[alternationIndex]
);
}, this.languageAlternationInterval * 60 * 1000);
} else {
this.sendSocketNotification('SET_LANGUAGE', {
id: this.identifier,
language: this.language,
});
}
},
updateInterval: undefined,
socketNotificationReceived: function (notification, payload) {
if (notification === 'SET_LANGUAGE') {
const revivedPayload = JSON.parse(payload, (_, value) => {
if (typeof value === 'string' && value.indexOf('__FUNC__') === 0) {
return eval(`(${value.slice(8)})`);
}
return value;
});
if (this.identifier !== revivedPayload.id) {
return;
}
clearInterval(this.updateInterval);
this.getActiveWords = revivedPayload.getActiveWords;
this.gridColumns = revivedPayload.gridColumns;
this.letters = revivedPayload.letters;
this.words = revivedPayload.words;
this.wordMap = revivedPayload.wordMap;
this.currentLanguage = revivedPayload.language;
this.updateDom();
this.updateInterval = setInterval(() => {
this.updateDom();
}, 10000);
}
},
getDom: function () {
if (typeof this.getActiveWords !== 'function') {
return document.createElement('div');
}
const grid = document.createElement('div');
grid.classList.add(this.compact ? 'bright' : 'dimmed');
grid.classList.add(this.size);
if (!this.compact) {
grid.classList.add('grid');
grid.style.gridTemplateColumns = `repeat(${this.gridColumns}, 1fr)`;
switch (this.size) {
case 'xsmall': {
grid.classList.add('grid--gap-xsmall');
break;
}
case 'small': {
grid.classList.add('grid--gap-small');
break;
}
case 'large': {
grid.classList.add('grid--gap-large');
break;
}
default: {
grid.classList.add('grid--gap-medium');
}
}
}
if (this.fullscreen) {
grid.classList.add('grid--fullscreen');
}
const activeWords = this.getActiveWords(new Date());
if (this.letters) {
// Original mode, letter grid
grid.classList.add('letters');
if (this.compact) {
grid.textContent = activeWords
.map((word) => word.map((letter) => this.letters[letter]).join(''))
.join(' ');
} else {
this.letters.forEach((letter, index) => {
const letterIndexes = activeWords.reduce(
(acc, word) => [...acc, ...word],
[]
);
const element = document.createElement('span');
letterIndexes.includes(index) && element.classList.add('bright');
element.textContent = letter;
grid.appendChild(element);
});
}
} else {
// Word mode
const activeWordsList = activeWords.flat(1);
if (this.compact) {
grid.textContent = activeWordsList
.map((word) => this.words[word[0]][word[1]])
.join(' ');
} else {
grid.classList.add('wordlayout');
grid.classList.add('lang_' + this.currentLanguage);
this.words.forEach((line, indexLine) => {
const lineElement = document.createElement('span');
lineElement.classList.add('wordrow');
line.forEach((word, indexWord) => {
const wordElement = document.createElement('span');
wordElement.textContent = word;
if (
activeWordsList.some((item) => {
return item[0] === indexLine && item[1] === indexWord;
})
) {
wordElement.classList.add('bright');
}
lineElement.appendChild(wordElement);
});
grid.appendChild(lineElement);
});
}
}
return grid;
},
getStyles: function () {
return [this.file('css/MMM-text-clock.css')];
},
/*
* Centralise the time display function in a manner that suits most languages
* This function returns
* morning: a boolean which replicates the behaviour of AM/PM in english
* hours_to_display: the hour to display 12h format (past 30' on the hour = the next hour)
* minutes_to_display: in 5 minute increment, negative is "to the hour", positive is "past the hour"
*/
displayTime: function (time) {
const hours = time.getHours();
const minutes = time.getMinutes();
let normalizedMinutes = 0;
if (minutes >= 3 && minutes <= 7) {
normalizedMinutes = 5;
} else if (minutes >= 53 && minutes <= 57) {
normalizedMinutes = -5;
} else if (minutes >= 8 && minutes <= 12) {
normalizedMinutes = 10;
} else if (minutes >= 48 && minutes <= 52) {
normalizedMinutes = -10;
} else if (minutes >= 13 && minutes <= 17) {
normalizedMinutes = 15;
} else if (minutes >= 43 && minutes <= 47) {
normalizedMinutes = -15;
} else if (minutes >= 18 && minutes <= 22) {
normalizedMinutes = 20;
} else if (minutes >= 38 && minutes <= 42) {
normalizedMinutes = -20;
} else if (minutes >= 23 && minutes <= 27) {
normalizedMinutes = 25;
} else if (minutes >= 33 && minutes <= 37) {
normalizedMinutes = -25;
} else if (minutes >= 28 && minutes <= 32) {
normalizedMinutes = 30;
}
// If displaying minutes to the hour : bump the hour one notch
const displayHour = (minutes >= 33 ? hours + 1 : hours) % 24;
// use 12 hour format
const normalizedHour = displayHour > 12 ? displayHour - 12 : displayHour;
const minutesFromMidnight = hours * 60 + minutes;
return {
morning: minutesFromMidnight < 753 && minutesFromMidnight >= 33,
hours_to_display: normalizedHour,
minutes_to_display: normalizedMinutes,
};
},
});