ReferenceError: var is not defined in javascript for Storyline 360

function setTexts(slidenumber) {
    console.log("setTexts function called with slideNumber: " + slidenumber); // Log the function call

    if (slidenumber === undefined || slidenumber === null) {
        console.error("Slide number is undefined or null.");
        return;
    }

    var QuestionPromptTexts = [
        "Choose the best definition for orbits from below.",
        // ... other definitions ...
    ];

    var Key = [
        "3", "3", "1", "1", "3", "3", "3", "2", "2", "2", "3", "3", "2", "1", "1", "3", "3", "1", "1", "3", "3", "3", "3", "3", "3", "3", "3", "3", "3", "3"
    ];

    var Choice1Texts = [
        "Strange or not familiar",
        // ... other choices ...
    ];

    var Choice2Texts = [
        "A type of gum",
        // ... other choices ...
    ];

    var Choice3Texts = [
        "To go around an object",
        // ... other choices ...
    ];

    var Quiz1QuestionPromptTexts = [
        "There are _________ galaxies.",
        // ... other prompts ...
    ];

    var Quiz1Key = [
        "2", "1", "3", "1", "2", "3", "3", "1", "2"
    ];

    var Quiz1Option1Texts = [
        "countless",
        // ... other options ...
    ];

    var Quiz1Option2Texts = [
        "discount",
        // ... other options ...
    ];

    var Quiz1Option3Texts = [
        "recount",
        // ... other options ...
    ];

    var Quiz2QuestionPromptTexts = [
        "Houses are selling for _________ prices.",
        // ... other prompts ...
    ];

    var Quiz2Key = [
        "2", "3", "1", "3", "1", "1", "3", "2", "3", "1", "3"
    ];

    var Quiz2Option1Texts = [
        "astronomical",
        // ... other options ...
    ];

    var Quiz2Option2Texts = [
        "astronomy",
        // ... other options ...
    ];

    var Quiz2Option3Texts = [
        "astronomer",
        // ... other options ...
    ];

    var AskStudentTexts = [
        "student do you agree?",
        // ... other texts ...
    ];

    var AssertionTexts = [
        "The word orbit refers to something that goes around an object. In this case our Earth orbits the sun meaning it goes around in a circular journey around the sun.",
        // ... other assertions ...
    ];

    var BlankPromptTexts = [
        "user, did you need more time defining the word orbit. I'm not sure either. Let's just give one of the answers a try?",
        // ... other prompts ...
    ];

    var CorrectTexts = [
        "the word orbit refers to something that goes around an object. In this case our Earth orbits the sun meaning it goes around in a circular journey around the sun.",
        // ... other correct texts ...
    ];

    var IncorrectPromptTexts = [
        "Let's look at a clue to define the word orbit. You know the Earth goes around the sun at 93 million miles on average. This path that earth takes is called an orbit. So, now, can you tell me what the word orbit means? Choose from the options below.",
        // ... other incorrect prompts ...
    ];

    var StudentAgreeTexts = [
        "Yes I do.",
        // ... other agree texts ...
    ];

    var StudentAnswerAgreeTexts = [
        "user, great job! So orbits means to go around something. like how the moon goes around the earth, it orbits the earth.",
        // ... other answer agree texts ...
    ];

    var StudentAnswerUnderstandTexts = [
        "Ok, that answer makes sense. I get it now. So when the moon orbits the earth it goes around it. Got it!",
        // ... other understand texts ...
    ];

    var StudentDisagreeTexts = [
        "It doesn't sound right to me.",
        // ... other disagree texts ...
    ];

    var StudentUnderstandTexts = [
        "I see now! So orbits means to go around something, like how the moon goes around the earth, it orbits the earth.",
        // ... other understand texts ...
    ];

    var NegativeFeedbackTexts = [
        "Sorry. It Looks like you picked the wrong answer.",
        // ... other feedback texts ...
    ];

    var player = GetPlayer();

    player.GetVar("Assertion");
    player.GetVar("BlankPrompt");
    player.GetVar("Correct");
    player.GetVar("IncorrectPrompt");
    player.GetVar("StudentAgree");
    player.GetVar("StudentAnswerAgree");
    player.GetVar("StudentAnswerUnderstand");
    player.GetVar("StudentDisagree");
    player.GetVar("StudentUnderstand");

    player.GetVar("PositiveFeedback");
    player.GetVar("NegativeFeedback");
    player.GetVar("Choice1");
    player.GetVar("Choice2");
    player.GetVar("Choice3");
    player.GetVar("CorrectOrNot");
    player.GetVar("Quiz1Option1");
    player.GetVar("Quiz1Option2");
    player.GetVar("Quiz1Option3");
    player.GetVar("Quiz1QuestionPrompt");
    player.GetVar("Quiz1Key");
    player.GetVar("Quiz2Option1");
    player.GetVar("Quiz2Option2");
    player.GetVar("Quiz2Option3");
    player.GetVar("Quiz2QuestionPrompt");
    player.GetVar("Quiz2Key");

    var AssertionText = AssertionTexts[slidenumber - 1];
    if (AssertionText === undefined || AssertionText === null) {
        console.error("Assertion text is undefined or null for slide number:", slidenumber);
        return;
    }
    var BlankPromptText = BlankPromptTexts[slidenumber - 1];
    if (BlankPromptText === undefined || BlankPromptText === null) {
        console.error("BlankPrompt text is undefined or null for slide number:", slidenumber);
        return;
    }
    var CorrectText = CorrectTexts[slidenumber - 1];
    if (CorrectText === undefined || CorrectText === null) {
        console.error("Correct text is undefined or null for slide number:", slidenumber);
        return;
    }
    var IncorrectPromptText = IncorrectPromptTexts[slidenumber - 1];
    if (IncorrectPromptText === undefined || IncorrectPromptText === null) {
        console.error("IncorrectPrompt text is undefined or null for slide number:", slidenumber);
        return;
    }
    var StudentAgreeText = StudentAgreeTexts[slidenumber - 1];
    if (StudentAgreeText === undefined || StudentAgreeText === null) {
        console.error("StudentAgree text is undefined or null for slide number:", slidenumber);
        return;
    }
    var StudentAnswerAgreeText = StudentAnswerAgreeTexts[slidenumber - 1];
    if (StudentAnswerAgreeText === undefined || StudentAnswerAgreeText === null) {
        console.error("StudentAnswerAgree text is undefined or null for slide number:", slidenumber);
        return;
    }
    var StudentAnswerUnderstandText = StudentAnswerUnderstandTexts[slidenumber - 1];
    if (StudentAnswerUnderstandText === undefined || StudentAnswerUnderstandText === null) {
        console.error("StudentAnswerUnderstand text is undefined or null for slide number:", slidenumber);
        return;
    }
    var StudentDisagreeText = StudentDisagreeTexts[slidenumber - 1];
    if (StudentDisagreeText === undefined || StudentDisagreeText === null) {
        console.error("StudentDisagree text is undefined or null for slide number:", slidenumber);
        return;
    }
    var StudentUnderstandText = StudentUnderstandTexts[slidenumber - 1];
    if (StudentUnderstandText === undefined || StudentUnderstandText === null) {
        console.error("StudentUnderstand text is undefined or null for slide number:", slidenumber);
        return;
    }

    console.log("Setting Assertion to: " + AssertionText);
    player.SetVar("Assertion", AssertionText);
    console.log("Setting BlankPrompt to: " + BlankPromptText);
    player.SetVar("BlankPrompt", BlankPromptText);
    console.log("Setting Correct to: " + CorrectText);
    player.SetVar("Correct", CorrectText);
    console.log("Setting IncorrectPrompt to: " + IncorrectPromptText);
    player.SetVar("IncorrectPrompt", IncorrectPromptText);
    console.log("Setting StudentAgree to: " + StudentAgreeText);
    player.SetVar("StudentAgree", StudentAgreeText);
    console.log("Setting StudentAnswerAgree to: " + StudentAnswerAgreeText);
    player.SetVar("StudentAnswerAgree", StudentAnswerAgreeText);
    console.log("Setting StudentAnswerUnderstand to: " + StudentAnswerUnderstandText);
    player.SetVar("StudentAnswerUnderstand", StudentAnswerUnderstandText);
    console.log("Setting StudentDisagree to: " + StudentDisagreeText);
    player.SetVar("StudentDisagree", StudentDisagreeText);
    console.log("Setting StudentUnderstand to: " + StudentUnderstandText);
    player.SetVar("StudentUnderstand", StudentUnderstandText);

    var AssertionDuration = calculateDuration(AssertionText);
    var BlankPromptDuration = calculateDuration(BlankPromptText);
    var CorrectDuration = calculateDuration(CorrectText);
    var IncorrectPromptDuration = calculateDuration(IncorrectPromptText);
    var StudentAgreeDuration = calculateDuration(StudentAgreeText);
    var StudentAnswerAgreeDuration = calculateDuration(StudentAnswerAgreeText);
    var StudentAnswerUnderstandDuration = calculateDuration(StudentAnswerUnderstandText);
    var StudentDisagreeDuration = calculateDuration(StudentDisagreeText);
    var StudentUnderstandDuration = calculateDuration(StudentUnderstandText);

    console.log("Assertion Duration: " + AssertionDuration + " seconds");
    console.log("BlankPrompt Duration: " + BlankPromptDuration + " seconds");
    console.log("Correct Duration: " + CorrectDuration + " seconds");
    console.log("IncorrectPrompt Duration: " + IncorrectPromptDuration + " seconds");
    console.log("StudentAgree Duration: " + StudentAgreeDuration + " seconds");
    console.log("StudentAnswerAgree Duration: " + StudentAnswerAgreeDuration + " seconds");
    console.log("StudentAnswerUnderstand Duration: " + StudentAnswerUnderstandDuration + " seconds");
    console.log("StudentDisagree Duration: " + StudentDisagreeDuration + " seconds");
    console.log("StudentUnderstand Duration: " + StudentUnderstandDuration + " seconds");

    player.SetVar("AssertionDuration", AssertionDuration);
    player.SetVar("BlankPromptDuration", BlankPromptDuration);
    player.SetVar("CorrectDuration", CorrectDuration);
    player.SetVar("IncorrectPromptDuration", IncorrectPromptDuration);
    player.SetVar("StudentAgreeDuration", StudentAgreeDuration);
    player.SetVar("StudentAnswerAgreeDuration", StudentAnswerAgreeDuration);
    player.SetVar("StudentAnswerUnderstandDuration", StudentAnswerUnderstandDuration);
    player.SetVar("StudentDisagreeDuration", StudentDisagreeDuration);
    player.SetVar("StudentUnderstandDuration", StudentUnderstandDuration);

    function calculateDuration(text) {
        var words = text.split(" ").length;
        var duration = words * 0.3; // Assuming an average reading speed of 200 words per minute (0.3 seconds per word)

        // Round up to the nearest whole second
        duration = Math.ceil(duration);

        // Ensure the duration does not exceed 9 seconds
        if (duration > 9) {
            duration = 9;
        }

        // Inverse the duration for a countdown timer
        duration = 9 - duration;

        return duration;
    }

    // Check if quiz variables are defined before accessing them
    if (slidenumber <= 10) {
        var quiz1Option1 = quiz1Option1Texts[slidenumber - 1];
        var quiz1Option2 = quiz1Option2Texts[slidenumber - 1];
        var quiz1Option3 = quiz1Option3Texts[slidenumber - 1];
        var quiz1QuestionPrompt = quiz1QuestionPromptTexts[slidenumber - 1];
        var quiz1Key = quiz1Key[slidenumber - 1];

        console.log("Setting Quiz1Option1 to: " + quiz1Option1);
        player.SetVar("Quiz1Option1", quiz1Option1);

        console.log("Setting Quiz1Option2 to: " + quiz1Option2);
        player.SetVar("Quiz1Option2", quiz1Option2);

        console.log("Setting Quiz1Option3 to: " + quiz1Option3);
        player.SetVar("Quiz1Option3", quiz1Option3);

        console.log("Setting Quiz1QuestionPrompt to: " + quiz1QuestionPrompt);
        player.SetVar("Quiz1QuestionPrompt", quiz1QuestionPrompt);

        console.log("Setting Quiz1Key to: " + quiz1Key);
        player.SetVar("Quiz1Key", quiz1Key);
    } else {
        console.log("Quiz1 variables are undefined for slide number:", slidenumber);
    }

    if (slidenumber <= 10) {
        var quiz2Option1 = quiz2Option1Texts[slidenumber - 1];
        var quiz2Option2 = quiz2Option2Texts[slidenumber - 1];
        var quiz2Option3 = quiz2Option3Texts[slidenumber - 1];
        var quiz2QuestionPrompt = quiz2Texts[slidenumber - 1];
        var quiz2Key = quiz2Key[slidenumber - 1];

        console.log("Setting Quiz2Option1 to: " + quiz2Option1);
        player.SetVar("Quiz2Option1", quiz2Option1);

        console.log("Setting Quiz2Option2 to: " + quiz2Option2);
        player.SetVar("Quiz2Option2", quiz2Option2);

        console.log("Setting Quiz2Option3 to: " + quiz2Option3);
        player.SetVar("Quiz2Option3", quiz2Option3);

        console.log("Setting Quiz2QuestionPrompt to: " + quiz2QuestionPrompt);
        player.SetVar("Quiz2QuestionPrompt", quiz2QuestionPrompt);

        console.log("Setting Quiz2Key to: " + quiz2Key);
        player.SetVar("Quiz2Key", quiz2Key);
    } else {
        console.log("Quiz2 variables are undefined for slide number:", slidenumber);
    }
}