Merlin's Wisdom Importer

script

// Merlin's Wisdom Importer - created by @flohgro@social.lol

const wisdomSourceUrl = `https://raw.githubusercontent.com/merlinmann/wisdom/master/wisdom.md`

let wisdoms = []

function run() {
    if (wisdoms.length == 0) {
        //nothing was retrieved yet, request the wisdom
        wisdoms = getWisdom()
        let fail = false
        if (!wisdoms) {
            fail = true
        }
        if (wisdoms.length == 0) {
            fail = true
        }
        if (fail) {
            app.displayErrorMessage("retrieving wisdom failed - make sure you have an internet connection")
            context.fail("retrieving wisdom failed - make sure to have an internet connection");
        }
    }
    let randWisdom = getRandomItem(wisdoms)
    presentOptionsForWisdomItem(randWisdom)
}

function getWisdom() {
    let http = new HTTP();
    // get the file
    let requestResult = http.request({
        "url": wisdomSourceUrl,
        "method": "GET"
    });
    // check if the result was successful
    let wisdomResultText = ""
    if (requestResult.success) {
        wisdomResultText = requestResult.responseText
    } else {
        return undefined;
    }
    // at this point we have the wisdom text in the wisdomResultText variable
    // now we need to find the correct markdown section
    let splits = wisdomResultText.split("## ")
    let wisdomSectionText = ""
    for (let split of splits) {
        if (split.startsWith("The Wisdom")) {
            wisdomSectionText = split
            break
        }
    }
    if (wisdomSectionText == "") {
        //something went wrong, couldn't find wisdomSection
        app.displayErrorMessage("something failed, check log")
        context.fail("could not find the wisdom section in the retrieved text. contact @flohgro@social.lol")
        return undefined
    }

    // now we need to get rid of all empty lines, separators (----) and the heading
    let wisdomSplits = wisdomSectionText.split("\n")
    // remove first split, this is the heading
    wisdomSplits.shift()
    // now filter out empty lines and separators and remvoe the dash at the beginning; store it in a new array
    let theWisdoms = []
    for (let split of wisdomSplits) {
        if (split.trim().length == 0 || split.trim() == "----") {
            continue
        } else {
            // add to new array without the first two characters = dash + space
            theWisdoms.push(split.slice(2))
        }
    }
    return theWisdoms
}

function getRandomItem(arr) {
    let index = Math.floor(Math.random() * (arr.length - 1))
    let randomItem = arr[index]
    // now tremove that item
    wisdoms = wisdoms.filter(item => item !== randomItem);
    return randomItem
}

function presentOptionsForWisdomItem(item) {
    let p = new Prompt()
    p.title = "Merlin's Wisdom Importer"
    p.message = item
    p.addButton("get new wisdom")
    p.addButton("create draft")
    if (p.show()) {
        if (p.buttonPressed == "create draft") {
            let d = new Draft()
            d.content = item + "\n-- Merlin Mann"
            d.update
            editor.load(d)
            return
        } else {
            run()
            return
        }
    }
}

run()