{% extends "global/Page.html" %}
{% load otree static %}

{% block title %}
     Part 2, Question 7
{% endblock %}

{% block content %}
    <p>Consider the example illustrated below.</p>

    <div id="table1" align="center"></div>

    <p>If you want to earn the same amount no matter which lottery is selected, how many units X should you purchase of each lottery?</p>
    {% formfield player.answer7 label="Your answer"%}
    {% next_button %}

{% endblock %}

{% block scripts %}

    <script src="https://d3js.org/d3.v5.min.js"></script>

    <script>
        var prices = JSON.parse({{prices|json}});
        var quantities = JSON.parse({{quantities|json}});
        var expenditures = JSON.parse({{expenditures|json}});
        var table = d3.select("#table1").append("table");
        var head = table.append("thead").append("tr");
        head.append("td").html("Lottery");
        head.append("td").html("Price");
        head.append("td").html("Quantity");
        head.append("td").html("Expenditure");
        for(i=1; i<{{ num_states|json }}+1; i++){
            price_label = "p_" + i;
            security_label = "q_" + i;
            expenditure_label = "e_" + i;
            var row = table.append("tr");
            if(i=={{realized_state|json}}){
                row.attr("class", "realrow");
            };
            row.append("td").html(i);
            var price = Math.round(prices[price_label]*10000)/100;
            row.append("td").html(price);
            row.append("td").append("xhtml:input")
                    .attr("size",3)
                    .attr("id",security_label)
                    .attr("readonly","readonly")
                    .attr("value",quantities[security_label]);
            var expenditure = expenditures[expenditure_label];
            row.append("td").html(expenditure);
        };
        var bottom_row = table.append("tr");
        bottom_row.append("td").attr("colspan","3").html("Total available wealth:");
        bottom_row.append("td").html({{initial_wealth|json}});
     </script>

{% endblock %}


{% block styles %}
    <style>
        .otree-form-errors {
            display: none;
        }
        table, th, td {
            border: 1px solid black;
            text-align: center;
        }
        tr.realrow {background-color: lightblue;}
        div {margin-top: 50px}
        input{
            width: 40px;
        }
    </style>
{% endblock %}