<%*
const oldPlannerHeader = "## Day Planner"
const newPlannerHeader = "# Day Planner"
const file = tp.file.find_tfile("Day Planner-" + tp.date.now("YYYYMMDD"))

var rxLogItem = /^([0-2][0-9]:[0-5][0-9] [a-zA-Z0-9]).*/
var rxTaskItem = /^- \[[ |x]\] [0-2][0-9]:[0-5][0-9] [a-zA-Z0-9].*/
var rxTime = /[0-2][0-9]:[0-5][0-9]/
var insertPosition = -1
var positionFound = -1
var index = 0

function isEarlier(t1, t2) {
    const r = t1 < t2 ? true : false
    return r
}

function isSame(t1, t2) {
    const r = t1.toString() == t2.toString() ? true : false;
    return r;
}

async function initFirstUse() {
    await app.vault.modify(file, newPlannerHeader)
    //await executeCommand("ICS: import events")
}

async function executeCommand(name) {
// ICS plugin only works when file.name == YYYY-MM-DD
// I will keep it for later

    const commandName = name;
    const commands = app.commands.listCommands();
    const collatorCompare = new Intl.Collator(["en"], {sensitivity: "base", usage: "search", ignorePunctuation: true}).compare;
    const command = commands.find(c => collatorCompare(c.name, commandName) === 0);
    await  app.commands.executeCommandById(command.id);
}

if (file) {
    logItem = await tp.system.prompt("Event for Day Planner: (HH:mm event)")

    if (rxLogItem.test(logItem)) {
        const content = (await app.vault.read(file)).split("\n")
        const firstUse = content.indexOf(oldPlannerHeader)

        if (firstUse >= 0) {
            initFirstUse();
            index = 0
        } else {
            const index = await  content.indexOf(newPlannerHeader)
        }

        // Find positionItem
        let timeLogItem = rxTime.exec(logItem)
        do {
            positionFound = -1;
            index++
            let row = content[index]

            if (rxTaskItem.test(row)) {
                let timeTask = rxTime.exec(row)
                if (isSame(timeLogItem, timeTask)) {
                    new Notice("Entry already exists.")
                    break;
                } else {
                    if (isEarlier(timeLogItem, timeTask)) {
                        positionFound = index
                    }
                }
            } else {
                positionFound = index
                break;
            }

        }
        while (positionFound < 0)

        console.log('positionFound: ' + positionFound)
        if (positionFound > 0) {
            // insert entry
            let addContent = "- [ ] " + logItem
            content.splice(positionFound, 0 , addContent)
            await app.vault.modify(file, content.join("\n"))
            console.log('Task ' + logItem + ' added ' + ' in file ' + file + ' at position ' + positionFound)
        }
    } else {
        new Notice("Wrong task format (HH:MM event)")
    }
} else {
    new Notice("No Day Planner note found.")
}
-%>