"use strict";
var pdf_mingyan = require('./pdf_mingyan.js');

var page = require('webpage').create(),
    system = require('system'),
    address, output, size, t, title, getFooter, getHeader, totalPage;
//设置资源价值超时时间(10s)
page.settings.resourceTimeout = 20000

var pageTileObj = JSON.parse(system.args[4]);

//学科
var subject_id = 3;
if (pageTileObj.subject_id !== undefined) {
    subject_id = pageTileObj.subject_id;
}

//词汇宝
var mw_card = 0;
if (pageTileObj.mw_card !== undefined) {
    mw_card = pageTileObj.mw_card;
}
var address_magic_word = system.args[1];
getFooter = function (pageNum, numPages) {
    totalPage = numPages;


    // return "<table style=\"border-top: 1px solid; width: 95%; margin: 0 auto; font-family: SimSun; font-size: 9px;\">" +
    //     "<tr>" +
    //     "<td style=\"text-align: left;\">" + pdf_mingyan.getMingyan(subject_id) + "</td>" +
    //     "<td style=\"text-align: right;\">第<span class=\"page\">" + pageNum + "</span>页，共<span class=\"topage\">" + numPages + "</span>页</td>" +
    //     "</tr>" +
    //     "</table>";

    if (mw_card == 1 && (address_magic_word.indexOf("card") !== -1 || address_magic_word.indexOf("Card") !== -1)) {
        // 英语检测卡页脚
        return "<div style=\"width: 100%; text-align: center; font-family: Times New Roman,SimSun; font-size: 10px; position: relative;\">" +
            "<div style=\"width: 100%;text-align: center; position: absolute; top: -9px;\">第<span class=\"page\">" + pageNum + "</span>页，共<span class=\"topage\">" + totalPage + "</span>页</div>" +
            "</div>"
    }
    return "<div style=\"border-top: 1px solid; width: 95%; height: 100%; margin: 0 auto; padding-top: 2px; overflow: hidden; font-family: Times New Roman,SimSun; font-size: 9px;\">" +
        "<div style=\"float: left; max-width: 85%; overflow: hidden; white-space: nowrap; text-overflow: ellipsis;\">" + pdf_mingyan.getMingyan(subject_id) + "</div>" +
        "<div style=\"float: right;\">第<span class=\"page\">" + pageNum + "</span>页，共<span class=\"topage\">" + numPages + "</span>页</div>" +
        "</div>";

}

getHeader = function (pageTileObj) {
    var title_left, title_mid, title_right, header_td_html;
    title_left = '';
    title_mid = '';
    title_right = '';
    if (pageTileObj.student_name !== undefined) {
        title_left = title_left + "<span style=\"font-size: 12px; font-weight: bold;\">" + pageTileObj.student_name +"</span>" + ' ';
    }
    if (pageTileObj.school_name !== undefined) {
        title_left = title_left + pageTileObj.school_name + ' ';
    }
    if (pageTileObj.class_name !== undefined) {
        title_left = title_left + pageTileObj.class_name + ' ';
    }
    if (pageTileObj.student_card !== undefined) {
        title_left = title_left + '准考证号:' + pageTileObj.student_card + ' ';
    }

    if (pageTileObj.exam_name !== undefined) {
        title_mid = pageTileObj.exam_name + ' ';
    } else {
        title_mid = '';
    }
    if (pageTileObj.exam_date !== undefined) {
        title_right = '时间：' + pageTileObj.exam_date;
    }
    if (pageTileObj.product_type_name !== undefined) {
        title_right = title_right + ' ' + pageTileObj.product_type_name;
    }


    // header_td_html = "<td style=\"text-align: left;font-size: 10px;\">" + title_left + "</td><td style=\"text-align:center;\">" + title_mid + "</td>" +
    //     "<td style=\"text-align: right;\">" + title_right + "</td>";
    // return "<table style=\"border-bottom: 1px solid black; width: 470px;font-family: Arial;font-size: 8px;\">" +
    //     "<tr>" +
    //     header_td_html +
    //     "</tr>" +
    //     "</table>";

    if (mw_card == 1 && (address_magic_word.indexOf("card") !== -1 || address_magic_word.indexOf("Card") !== -1)) {
        // 英语检测卡页头
        return '<div></div>'
    }


    header_td_html = "<div style=\"position: absolute; left: 0; bottom: 0;\">" + title_left + "</div>" +
        "<div style=\"width: 100%; text-align: center; position: absolute; bottom: 0;\">" + title_mid + "</div>" +
        "<div style=\"position: absolute; right: 0; bottom: 0;\">" + title_right + "</div>";
    return "<div style=\"border-bottom: 1px solid; width: 95%; height: 100%; margin: 0 auto; font-family: SimSun; font-size: 9px; position: relative;\">" +
        header_td_html +
        "</div>";
}


if (!system.args.length === 5) {
    console.log('Usage: html2pdf.js URL filename [paperwidth*paperheight|paperformat] title [subjectId]');
    console.log('  paper (pdf output) examples: "5in*7.5in", "10cm*20cm", "176mm*250mm", "A4", "Letter"');
    phantom.exit();
} else {
    address = system.args[1];
    output = system.args[2];
    title = system.args[4];
    page.viewportSize = {
        width: 600,
        height: 600
    };
    if (system.args[2].substr(-4) === ".pdf") {
        size = system.args[3].split('*');
        if (size.length === 2) {
            var margin = "10px";
            if (mw_card == 1) {
                margin = "0px"
            }
            page.paperSize = {
                width: size[0],
                height: size[1],
                margin: margin,
                header: {
                    height: "1cm",
                    contents: phantom.callback(function (pageNum, numPages) {
                        return getHeader(pageTileObj);
                    })
                },
                footer: {
                    height: "1cm",
                    contents: phantom.callback(function (pageNum, numPages) {
                        return getFooter(pageNum, numPages);
                    })
                }
            }
        } else {
            page.paperSize = {
                format: system.args[3],
                orientation: 'portrait',
                margin: '10px',
                header: {
                    height: "1cm",
                    contents: phantom.callback(function (pageNum, numPages) {
                        return getHeader(pageTileObj);
                    })
                },
                footer: {
                    height: "1cm",
                    contents: phantom.callback(function (pageNum, numPages) {
                        return getFooter(pageNum, numPages);
                    })
                }
            }
        }

    } else {
        console.log('Wrong format!');
        phantom.exit();
    }

    t = Date.now();
    page.open(address, function (status) {
        if (status !== 'success') {
            console.log('Unable to load URL!');
            phantom.exit();
        } else {
            window.setTimeout(function () {
                page.render(output);
                t = Date.now() - t;
                console.log('Generate PDF file succeed in ' + t + ' msec!');
                console.log('##' + totalPage + '##');
                phantom.exit();
            }, 200);
        }
    });
}