<?php
defined('BASEPATH') OR exit('No direct script access allowed');

/**
 * Class 统计报表类
 */
class Report extends MY_Controller
{
    function __construct()
    {
        parent::__construct();
        $this->load->helper(array('form', 'date'));
        $this->load->model("workorder_model");
    }

    /**
     * 统计报表首页
     */
    public function index()
    {
        $sign = $this->input->get("sign", true);
        $begin_date = $this->input->post("begin_date", true);
        $end_date = $this->input->post("end_date", true);
        $begin_time = " 0:0:0";
        $end_time = " 23:59:59";
        $now = new DateTime();
        $end = $now->format("Y-m-d");
        switch ($sign) {
            case '1':
                $title = "近7天";
                $end_date_time = new DateTime($end . $end_time);
                $end_datetime = new MongoDB\BSON\UTCDateTime($end_date_time->getTimestamp()*1000);
                $now = new DateTime();
                $now->modify("-6 day");
                $begin = $now->format("Y-m-d");
                $begin_date_time = new DateTime($begin . $begin_time);
                $begin_datetime = new \MongoDB\BSON\UTCDateTime($begin_date_time->getTimestamp()*1000);
                break;
            case '2':
                $title = "近30天";
                $end_date_time = new DateTime($end . $end_time);
                $end_datetime = new MongoDB\BSON\UTCDateTime($end_date_time->getTimestamp()*1000);
                $now = new DateTime();
                $now->modify("-30 day");
                $begin = $now->format("Y-m-d");
                $begin_date_time = new DateTime($begin . $begin_time);
                $begin_datetime = new \MongoDB\BSON\UTCDateTime($begin_date_time->getTimestamp()*1000);
                break;
            case '3':
                $title = "近三个月";
                $end_date_time = new DateTime($end . $end_time);
                $end_datetime = new MongoDB\BSON\UTCDateTime($end_date_time->getTimestamp()*1000);
                $now = new DateTime();
                $now->modify("-3 month");
                $begin = $now->format("Y-m-d");
                $begin_date_time = new DateTime($begin . $begin_time);
                $begin_datetime = new \MongoDB\BSON\UTCDateTime($begin_date_time->getTimestamp()*1000);
                break;
            case '4':
                $title = "近半年";
                $end_date_time = new DateTime($end . $end_time);
                $end_datetime = new MongoDB\BSON\UTCDateTime($end_date_time->getTimestamp()*1000);
                $now = new DateTime();
                $now->modify("-6 month");
                $begin = $now->format("Y-m-d");
                $begin_date_time = new DateTime($begin . $begin_time);
                $begin_datetime = new \MongoDB\BSON\UTCDateTime($begin_date_time->getTimestamp()*1000);
                break;
            case '5':
                $title = "近一年";
                $end_date_time = new DateTime($end . $end_time);
                $end_datetime = new MongoDB\BSON\UTCDateTime($end_date_time->getTimestamp()*1000);
                $now = new DateTime();
                $now->modify("-1 year");
                $begin = $now->format("Y-m-d");
                $begin_date_time = new DateTime($begin . $begin_time);
                $begin_datetime = new \MongoDB\BSON\UTCDateTime($begin_date_time->getTimestamp()*1000);
                break;
            default:
                $title = "近7天";
                $end_date_time = new DateTime($end . $end_time);
                $end_datetime = new MongoDB\BSON\UTCDateTime($end_date_time->getTimestamp()*1000);
                $now = new DateTime();
                $now->modify("-6 day");
                $begin = $now->format("Y-m-d");
                $begin_date_time = new DateTime($begin . $begin_time);
                $begin_datetime = new \MongoDB\BSON\UTCDateTime($begin_date_time->getTimestamp()*1000);
        }
        if ($begin_date && $end_date) {
            $title = "自" . $begin_date . "至" . $end_date;
            $end_date_time = new DateTime($end_date . $end_time);
            $begin_date_time = new DateTime($begin_date . $begin_time);
            $end_datetime = new MongoDB\BSON\UTCDateTime($end_date_time->getTimestamp()*1000);
            $begin_datetime = new \MongoDB\BSON\UTCDateTime($begin_date_time->getTimestamp()*1000);
        }

        /*图表1数据封装 各个状态的工单分布*/
        $group1 = array(
            "_id" => "\$status",
            "value" => array("\$sum" => 1)
        );
        $result1 = $this->workorder_model->aggregate($begin_datetime, $end_datetime, $group1,NULL,array("status"=>array("\$ne"=>"60")));
        $data1 = array();
        if (is_array($result1) && count($result1) >= 1) {
            foreach ($result1 as $key => $val) {
                $data1[] = array(
                    "name" => $this->workorder_status[$val['_id']],
                    "value" => $val['value']
                );
            }
        }

        /*图表2数据封装 各分支工单总数*/
        $group2 = array(
            "_id" => "\$branch.branch_id",
            "value" => array("\$sum" => 1)
        );
        $result2 = $this->workorder_model->aggregate($begin_datetime, $end_datetime, $group2,NULL,array("status"=>array("\$ne"=>"60")));
        $data2x = array();
        $data2y = array();
        if (is_array($result2) && count($result2) >= 1) {
            foreach ($this->branch_array as $key => $branch) {
                $data2x[] = $branch['branch_name'];
                $have_value = 0;
                foreach ($result2 as $key => $val) {
                    if ($val['_id'] == $branch['branch_id']) {
                        $data2y[] = $val['value'];
                        $have_value = 1;
                    }
                }
                if (!$have_value) {
                    $data2y[] = 0;
                }
            }
        }

        /*图表3数据封装 各分支工单状态数量*/
        $group3 = array(
            "_id" => array("branchs" => "\$branch.branch_id", "status" => "\$status"),
            "value" => array("\$sum" => 1)
        );
        $result3 = $this->workorder_model->aggregate($begin_datetime, $end_datetime, $group3,NULL,array("status"=>array("\$ne"=>"60")));
        $data3x = array();
        $data3y = array();
        $data3legend = array();
        $i = 0;
        foreach ($this->branch_array as $key => $branch) {
            $data3x[] = $branch['branch_name'];
        }
        foreach ($this->workorder_status as $k => $status) {
            if($k == "60") continue;
            $data = array();
            $data['name'] = $status;
            $data['type'] = "bar";
            $data['barGap'] = 0;
            $data3y[] = $data;
            $data3legend[] = $status;

        }
        $i = 0;
        foreach ($this->workorder_status as $k => $status) {
            if($k == "60") continue;
            $value = array();
            foreach ($this->branch_array as $key => $branch) {
                $have_value = 0;
                foreach ($result3 as $result) {
                    if ($result['_id']['branchs'] == $branch['branch_id'] && $result['_id']['status'] == $k) {
                        $value[] = $result['value'];
                        $have_value = 1;
                    }
                }
                if (!$have_value) {
                    $value[] = 0;
                }
            }
            $data3y[$i]['data'] = $value;
            if ($i < count($data3y)) {
                $i++;
            }
        }

        $datediff = $begin_date_time->diff($end_date_time);
        /*图表4数据封装 工单总数趋势图*/
        $data4x = array();
        $data4y = array();
        if($sign==1 || $sign ==2 || ($datediff->m<3 && $datediff->y==0)) {
            $start_date_time = new DateTime($begin_date_time->format("Y-m-d"));
            if($sign == 1) {
                for ($i = 0; $i <= $datediff->d; $i++) {
                    $data4x[] = $start_date_time->format("Y-m-d");
                    $start_date_time->modify("+1 day");
                }
            }elseif($sign==2){
                for ($i = 0; $i < 30; $i++) {
                    $data4x[] = $start_date_time->format("Y-m-d");
                    $start_date_time->modify("+1 day");
                }
            }else{
                $diff = $this->diffBetweenTwoDays($begin_date_time,$end_date_time);
                for ($i = 0; $i < $diff; $i++) {
                    $data4x[] = $start_date_time->format("Y-m-d");
                    $start_date_time->modify("+1 day");
                }
            }
            $group4 = array(
                "_id" => array("\$dateToString" => array("format" => "%Y-%m-%d", "date" => array("\$add" => ["\$create_time", 28800000]))),
                "value" => array("\$sum" => 1),
            );
        }else{
            $start_date_time = new DateTime($begin_date_time->format("Y-m-d"));
            if($datediff->y > 0){
                $count = $datediff->y*12 + $datediff->m;
            }else{
                $count = $datediff->m;
            }
            for($i = 0;$i<$count;$i++){
                $start_date_time->modify("+1 month");
                $data4x[] = $start_date_time->format("Y-m");
            }
            $group4 = array(
                "_id" => array("\$dateToString" => array("format" => "%Y-%m", "date" => array("\$add" => ["\$create_time", 28800000]))),
                "value" => array("\$sum" => 1),
            );
        }
        $result4 = $this->workorder_model->aggregate($begin_datetime, $end_datetime, $group4,NULL,array("status"=>array("\$ne"=>"60")),NULL,NULL,array("_id"=>"ASC"));
        for ($i=0 ; $i<count($data4x) ; $i++){
            $have_value = 0;
            foreach ($result4 as $result) {
                if($data4x[$i] == $result['_id']){
                    $data4y[] = $result['value'];
                    $have_value =1;
                }
            }
            if(!$have_value){
                $data4y[] = 0;
            }

        }

        /*图表5数据封装 已处理工单总数趋势图*/
        $data5x = array();
        $data5y = array();
        if($sign==1 || $sign ==2 || ($datediff->m<3 && $datediff->y==0)) {
            $start_date_time = new DateTime($begin_date_time->format("Y-m-d"));
            if($sign == 1) {
                for ($i = 0; $i <= $datediff->d; $i++) {
                    $data5x[] = $start_date_time->format("Y-m-d");
                    $start_date_time->modify("+1 day");
                }
            }elseif($sign==2){
                for ($i = 0; $i < 30; $i++) {
                    $data5x[] = $start_date_time->format("Y-m-d");
                    $start_date_time->modify("+1 day");
                }
            }else{
                $diff = $this->diffBetweenTwoDays($begin_date_time,$end_date_time);
                for ($i = 0; $i <= $diff; $i++) {
                    $data5x[] = $start_date_time->format("Y-m-d");
                    $start_date_time->modify("+1 day");
                }
            }
            $group5 = array(
                "_id" => array("\$dateToString" => array("format" => "%Y-%m-%d", "date" => array("\$add" => ["\$end_time", 28800000]))),
                "value" => array("\$sum" => 1),
            );
        }else{
            $start_date_time = new DateTime($begin_date_time->format("Y-m-d"));
            if($datediff->y > 0){
                $count = $datediff->y*12 + $datediff->m;
            }else{
                $count = $datediff->m;
            }
            for($i = 0;$i<$count;$i++){
                $start_date_time->modify("+1 month");
                $data5x[] = $start_date_time->format("Y-m");
            }
            $group5 = array(
                "_id" => array("\$dateToString" => array("format" => "%Y-%m", "date" => array("\$add" => ["\$end_time", 28800000]))),
                "value" => array("\$sum" => 1),
            );
        }
        $result5 = $this->workorder_model->aggregate($begin_datetime, $end_datetime, $group5,NULL,array("status"=>"50"),NULL,NULL,array("_id"=>"ASC"));
        for ($i=0;$i<count($data5x);$i++){
            $have_value = 0;
            foreach ($result5 as $result) {
                if($data5x[$i] == $result['_id']){
                    $data5y[] = $result['value'];
                    $have_value =1;
                }
            }
            if(!$have_value){
                $data5y[] = 0;
            }

        }
        $this->assign("data1", json_encode($data1));
        $this->assign("data2x", json_encode($data2x));
        $this->assign("data2y", json_encode($data2y));
        $this->assign("data3x", json_encode($data3x));
        $this->assign("data3y", json_encode($data3y));
        $this->assign("data3legend", json_encode($data3legend));
        $this->assign("data4x", json_encode($data4x));
        $this->assign("data4y", json_encode($data4y));
        $this->assign("data5x", json_encode($data5x));
        $this->assign("data5y", json_encode($data5y));
        $this->assign("begin_date", $begin_date);
        $this->assign("end_date", $end_date);
        $this->assign("title", $title);
        $this->assign("sign", $sign);
        $this->assign("now", now());
        $this->display("report/index.html");
    }

    /**
     * 求两个日期之间相差的天数
     * (针对1970年1月1日之后，求之前可以采用泰勒公式)
     * @param DateTime $day1
     * @param DateTime $day2
     * @return number
     */
    public function diffBetweenTwoDays ($day1, $day2)
    {

        $second1 = $day1->getTimestamp();
        $second2 = $day2->getTimestamp();

        if ($second1 < $second2) {
            $tmp = $second2;
            $second2 = $second1;
            $second1 = $tmp;
        }
        return ($second1 - $second2) / 86400;
    }

    /**
     * 导出统计报表
     */
    public function export(){
        $title = $this->input->get('title',true);
        $chart1 = '<div id="chart1" style="text-align: center;"></div>' .
                  '<script type="text/javascript">' .
            'var chart1 = parent.echarts.getInstanceByDom(parent.document.getElementById("main1"));' .
            'var imgdata = chart1.getDataURL({' .
            'type:"jpeg",' .
            'pixelRatio: 1,' .
            'backgroundColor: "#fff"' .
            '});' .
            'document.getElementById("chart1").innerHTML = \'<img src="\'+imgdata+\'">\';' .
            '</script>';
        $chart2 = '<div id="chart2" style="text-align: center;"></div>' .
            '<script type="text/javascript">' .
            'var chart2 = parent.echarts.getInstanceByDom(parent.document.getElementById("main2"));' .
            'var imgdata = chart2.getDataURL({' .
            'type:"jpeg",' .
            'pixelRatio: 1,' .
            'backgroundColor: "#fff"' .
            '});' .
            'document.getElementById("chart2").innerHTML = \'<img src="\'+imgdata+\'">\';' .
            '</script>';
        $chart3 = '<div id="chart3" style="text-align: center;"></div>' .
            '<script type="text/javascript">' .
            'var chart3 = parent.echarts.getInstanceByDom(parent.document.getElementById("main3"));' .
            'var imgdata = chart3.getDataURL({' .
            'type:"jpeg",' .
            'pixelRatio: 1,' .
            'backgroundColor: "#fff"' .
            '});' .
            'document.getElementById("chart3").innerHTML = \'<img src="\'+imgdata+\'">\';' .
            '</script>';
        $chart4 = '<div id="chart4" style="text-align: center;"></div>' .
            '<script type="text/javascript">' .
            'var chart4 = parent.echarts.getInstanceByDom(parent.document.getElementById("main4"));' .
            'var imgdata = chart4.getDataURL({' .
            'type:"jpeg",' .
            'pixelRatio: 1,' .
            'backgroundColor: "#fff"' .
            '});' .
            'document.getElementById("chart4").innerHTML = \'<img src="\'+imgdata+\'">\';' .
            '</script>';
        $chart5 = '<div id="chart5" style="text-align: center;"></div>' .
            '<script type="text/javascript">' .
            'var chart5 = parent.echarts.getInstanceByDom(parent.document.getElementById("main5"));' .
            'var imgdata = chart5.getDataURL({' .
            'type:"jpeg",' .
            'pixelRatio: 1,' .
            'backgroundColor: "#fff"' .
            '});' .
            'document.getElementById("chart5").innerHTML = \'<img src="\'+imgdata+\'">\';' .
            '</script>';
        $this->assign("title", $title);
        $this->assign("chart1", $chart1);
        $this->assign("chart2", $chart2);
        $this->assign("chart3", $chart3);
        $this->assign("chart4", $chart4);
        $this->assign("chart5", $chart5);
        $this->display("export/report.html");
    }
}