Schedule WhatsApp messages

Schedule WhatsApp.js

// Variables used by Scriptable.
// These must be at the very top of the file. Do not edit.
// icon-color: deep-green; icon-glyph: comment-alt;

// If you need to send message from another app customize the url here
function getMessageURL(item) {
	return `https://wa.me/${item.number}/?text=${encodeURIComponent(item.message)}`
}

async function createTable(data) {
	const table = new UITable()
	table.showSeparators = true
	populateTable(table, data)
	await table.present(true)
}

function populateTable(table, data, removeAllFirst) {
	if (removeAllFirst) {
		table.removeAllRows()
	}
	const addScheduleRow = new UITableRow()
	const scheduleButton = addScheduleRow.addButton("Add new scheduled message")
	scheduleButton.centerAligned()
	scheduleButton.onTap = async () => {
		const schedule = await newSchedule()
		data.push(schedule)
		populateTable(table, data, true)
		saveScheduleMessages(data)
		table.reload()
	}
	table.addRow(addScheduleRow)
	for (i in data) {
		let item = data[i]
		let row = new UITableRow()

		let date = new Date()
		date.setTime(item.date)
		if (date < Date.now()) {
			row.backgroundColor = new Color("aaffaaff")
		}

		let textCell = row.addText(item.name, item.message)
		textCell.widthWeight = 80
		let sendButton = row.addButton("📤")
		sendButton.widthWeight = 10
		sendButton.onTap = () => {
			let url = getMessageURL(item)
			Safari.open(url)
		}
		let removeButton = row.addButton("❌")
		removeButton.widthWeight = 10
		removeButton.onTap = async () => {
			const index = data.indexOf(item)
			data.splice(index, 1)
			populateTable(table, data, true)
			let notifications = await Notification.allPending()
			notifications.re
			saveScheduleMessages(data)
			table.reload()
		}
		table.addRow(row)
	}
}

async function chooseContact() {
	return new Promise(async (resolve, reject) => {
		let containers = await ContactsContainer.all()
		let contacts = await Contact.all(containers)
		contacts = contacts.sort((a, b) => {
			let compA = a.organizationName
			let compB = b.organizationName
			if (a.familyName.trim() != "") {
				compA = a.familyName
			}
			if (b.familyName.trim() != "") {
				compB = b.familyName
			}
			if (a.givenName.trim() != "") {
				compA = a.givenName
			}
			if (b.givenName.trim() != "") {
				compB = b.givenName
			}
			return compA.trim().toLowerCase().localeCompare(compB.trim().toLowerCase())
		})
		let tableRows = []
		contacts.forEach((contact) => {
			let name = `${contact.organizationName.trim()} - `
			if (contact.givenName.trim() != "") {
				name = `${contact.givenName.trim()} ${contact.familyName.trim()}`.trim()
			}
			contact.phoneNumbers.forEach(async (phoneNumber) => {
				tableRows.push({
					name: name,
					number: phoneNumber.value.replace(/\D/g, '')
				})
			})
		})
		const table = new UITable()
		table.showSeparators = true
		tableRows.forEach((contact) => {
			const row = new UITableRow()
			row.height = 50
			let cell = row.addText(contact.name, contact.number)
			cell.subtitleColor = Color.gray()
			table.addRow(row)
			row.onSelect = async (index) => {
				tableRows[index].number = await cleanUpNumber(tableRows[index].number)
				resolve(tableRows[index])
			}
		})
		table.present(true)
	})
}

async function newSchedule() {
	const contact = await chooseContact()
	const picker = new DatePicker()
	let minimumDate = new Date()
	// At least 2 minutes delay
	minimumDate.setTime(minimumDate.getTime() + (1000 * 120))
	minimumDate.setTime(minimumDate.getTime() + (1000 * 30))
	picker.minimumDate = minimumDate
	const date = await picker.pickDateAndTime()

	let getText = new Alert();
	getText.addTextField("message");
	getText.title = `Enter message to send to ${contact.name}`;
	getText.addAction("OK");

	await getText.present();

	const message = getText.textFieldValue(0);
	const item = { ...contact, date: date.getTime(), message }
	await createNotification(item)
	return item
}

function getIdentifier(item) {
	return `br.com.crespo.schedule-whatsapp.${item.id}`
}

async function createNotification(item) {
	const notification = new Notification()
	notification.identifier = getIdentifier(item)
	notification.sound = "default"
	notification.title = "Send message"
	notification.body = `to ${item.name}`
	notification.openURL = getMessageURL(item)
	notification.addAction("Send", getMessageURL(item))
	let triggerDate = new Date()
	triggerDate.setTime(item.date)
	notification.setTriggerDate(triggerDate)
	await notification.schedule()
}

async function cleanUpNumber(number) {
	let getText = new Alert();
	getText.addTextField("message", number.replace(/\D/g, ''));
	getText.title = `Fix number?`;
	getText.message = "WhatsApp needs a number in full international number Use 15551234567 instead of +001-(555)1234567"
	getText.addAction("OK");

	await getText.present();

	return getText.textFieldValue(0)
}

// Widget related functions
async function createWidget(data) {
	const widget = new ListWidget()
	await populateWidget(widget, data)
	const newSchedule = widget.addStack()
	newSchedule.addSpacer()
	const text = newSchedule.addText("Schedule new")
	text.url = "scriptable:///run?scriptName=Schedule%20WhatsApp"

	widget.presentMedium()
	Script.setWidget(widget)
	return widget
}

function populateWidget(widget, data) {
	const maxItems = 2
	let itemsIncluded = 0
	for (let i in data) {
		let stack = widget.addStack()
		stack.layoutVertically()
		let item = data[i]

		let text = stack.addText(`${item.name} - ${item.number}`)
		let date = new Date()
		date.setTime(item.date)
		if (date < Date.now()) {
			continue
		}
		const dateFormatter = new DateFormatter()
		dateFormatter.dateFormat = "dd/MM/yyyy HH:mm:ss"
		let dateItem = stack.addText(dateFormatter.string(date))
		text.url = getMessageURL(item)
		widget.addSpacer()
		itemsIncluded += 1
		if (itemsIncluded === maxItems) {
			break
		}
	}
}

// File related functions
async function loadScheduleMessages() {
	const fm = FileManager.iCloud()

	const path = getFilePath()

	if (fm.fileExists(path)) {
		await fm.downloadFileFromiCloud(path)
		const text = fm.readString(path)
		return JSON.parse(text)
	}
}

function saveScheduleMessages(data) {
	const fm = FileManager.iCloud()
	const path = getFilePath()
	fm.writeString(path, JSON.stringify(data, null, 4))
}

function getFilePath() {
	let fm = FileManager.iCloud()
	let dirPath = fm.joinPath(
		fm.documentsDirectory(),
		"br.com.crespo.schedule-whatsapp")
	if (!fm.fileExists(dirPath)) {
		fm.createDirectory(dirPath)
		fm.writeString(fm.joinPath(dirPath, "messages.json"), JSON.stringify([], null, 4))
	}
	return fm.joinPath(dirPath, "messages.json")
}

let data = await loadScheduleMessages()

if (config.runsInApp) {
	createTable(data)
} else if (config.runsInWidget) {
	createWidget(data)
} else if (config.runsWithSiri) {
	createWidget(data)
}

Script.complete()