<?php

    ob_flush();
    $strJS = array();

    define('CONF_CONEXAO_DB', connection());

    ############################################################################
    #########                   FUNCOES IMPORTANTES                    #########
    ############################################################################

    /**
     * ADICIONA OS RELATÓRIOS QUE SERÃO UTILIZADOS
     * 
     * @param array $relatorio
     */
    function relatorios($relatorio, $fields) {
        if (function_exists($relatorio)) {
            return $relatorio($fields);
        }
    }

    /**
     * FORMATA DADOS COM O PROPRIO NOME NO VALOR DA TABELA COM MODO ASSOCIATIVO
     * 
     * @param array $data
     */
    function formatAssocJS($data) {
        $posicao = 0;
        foreach ($data as $key => $value) {
            $posicao++;
            $js = array('title' => "$key", 'value' => $value);
            SetStringJS($js);
        }
    }

    /**
     * FORMATA DADOS COM O PROPRIO NOME NO VALOR DA TABELA COM MODO MULTIDIMENSIONAL
     * 
     * @param array $data
     */
    function formatAllJS($data) {
        foreach ($data as $value) {
            SetStringJS($value);
        }
    }

    /**
     * ADICIONA VALORES EM ARRAY PARA UMA VARIÁRAVEL GLOBAL
     * 
     * @global array $strJS
     * @param array $js
     */
    function SetStringJS($js) {
        global $strJS;
        array_push($strJS, $js);
    }

    /**
     * RETORNA OS DADOS EM JSON DA VARIÁVEL GLOBAL PARA SER CONSUMIDA NO RELATORIO EM CHART
     * 
     * @global array $strJS
     * @return string
     */
    function GetStringJS() {
        global $strJS;
        return json_encode($strJS);
    }

    ############################################################################
    #########                        RELATORIOS                        #########
    ############################################################################

    function desempenhoMedia($fields) {
        $dataIni = ValidaData($fields['dataIni']) ?  FormatDtMssql($fields['dataIni']) : date('Y-m-d');
        $dataFim = ValidaData($fields['dataFim']) ?  FormatDtMssql($fields['dataFim']) : date('Y-m-d');
        $matricula = getAgente();

        $query = "SELECT apelido, SUM(CASE WHEN client_status = '21' THEN 1 ELSE 0 END) AS exportados
                FROM pbx_cliente a 
                INNER JOIN pbx_usuarios b ON a.client_user_contato = b.matricula
                WHERE client_update::DATE >= '$dataIni' 
                AND client_update::DATE <= '$dataFim' ";

        if ($matricula || !IsAdmin()) {
           // $query .= " AND c.matricula = '{$matricula}' ";
        }

        $query .= " GROUP BY apelido";
        $data = exec_query($query, 'all');

        $m = array_map(function($data) {
            return $media += $data['exportados'];
        }, $data);

        foreach ($data as $key => $agente) {
            $data[$key]['media'] = array_sum($m) / count($m);
        }

        formatAllJS($data);
        return GetStringJS();
    }

    function performacePorAgente($fields) {
        $dataIni = ValidaData($fields['dataIni']) ?  FormatDtMssql($fields['dataIni']) : date('Y-m-d');
        $dataFim = ValidaData($fields['dataFim']) ?  FormatDtMssql($fields['dataFim']) : date('Y-m-d');
        $idDac = (!isset($fields['listaDacs']) || !$fields['listaDacs']) ? '0' : $fields['listaDacs'];
        
        $query = "SELECT apelido, 
                    SUM(CASE WHEN(client_status = '16')THEN 1 ELSE 0 END) AS ENVIADOS, 
                    SUM(CASE WHEN(client_status = '21')THEN 1 ELSE 0 END) AS EXPORTADOS, 
			(SELECT count(*) FROM pbx_bilhetes a
			INNER JOIN pbx_eventos_dacs b ON a.uniqueid = b.uid2 
			INNER JOIN pbx_queues_grupos f ON f.nome = b.fila 
			WHERE f.id = '{$idDac}'
			AND evento IN ('COMPLETAAGENT','COMPLETACALLER')
			AND calldate::DATE >= '$dataIni' 
			AND calldate::DATE <= '$dataFim' 
			AND substring(b.agente, 7, 4) = matricula) AS chamadas  
                FROM pbx_cliente a
                INNER JOIN pbx_usuarios b ON a.client_user_contato = b.matricula
                WHERE client_update::DATE >= '$dataIni' 
                AND client_update::DATE <= '$dataFim' ";
        $query .= " GROUP BY apelido, matricula";

        formatAllJS(exec_query($query, 'all'));
        return GetStringJS();
    }

    function funilDeVendas($fields) {
        $dataIni = ValidaData($fields['dataIni']) ?  FormatDtMssql($fields['dataIni']) : date('Y-m-d');
        $dataFim = ValidaData($fields['dataFim']) ?  FormatDtMssql($fields['dataFim']) : date('Y-m-d');
        $idDac = (!isset($fields['listaDacs']) || !$fields['listaDacs']) ? '0' : $fields['listaDacs'];
        
        $query = "SELECT (SELECT count(*) FROM pbx_bilhetes a
			INNER JOIN pbx_eventos_dacs b ON a.uniqueid = b.uid2 
			INNER JOIN pbx_queues_grupos f ON f.nome = b.fila 
			WHERE f.id = '{$idDac}'
			AND evento IN ('COMPLETAAGENT','COMPLETACALLER')
			AND calldate::DATE >= '$dataIni' 
			AND calldate::DATE <= '$dataFim') AS chamadas,
                    SUM(CASE WHEN(client_status = '16')THEN 1 ELSE 0 END) AS ENVIADOS, 
                    SUM(CASE WHEN(client_status = '21')THEN 1 ELSE 0 END) AS EXPORTADOS 
                FROM pbx_cliente a
                INNER JOIN pbx_usuarios b ON a.client_user_contato = b.matricula
                WHERE client_update::DATE >= '$dataIni' 
                AND client_update::DATE <= '$dataFim' ";

        formatAssocJS(exec_query($query));
        return GetStringJS();
    }

    ############################################################################
    #########                      BANCO DE DADOS                      #########
    ############################################################################

    function getAgente() {
        $query = sprintf("SELECT apelido, matricula 
                FROM pbx_fornecedor_permissao a
                INNER JOIN pbx_usuarios b ON a.matricula_permissao = b.matricula
                WHERE b.matricula = '%s' ", GetMatricula());
        $result = exec_query($query);
        if($result){
            return false;
        }
        return GetMatricula();
    }

    /**
     * FUNCAO PARA REALIZAR CONEXAO COM O BANCO DE DADOS
     * 
     * @return object
     * @throws Exception
     */
    function connection() {
        $connect = pg_connect(sprintf('host=%s port=%s dbname=%s user=%s password=%s', '127.0.0.1', '5432', 'pbx', 'contacte', 'ctepgSQL'));
        if (pg_last_error()) {
            throw new Exception("Nao foi possivel conectar no banco de dados!");
        }
        return $connect;
    }

    /**
     * EXECUTA QUERYS NO BANCO DE DADOS
     * @param string $query
     * @param string $type
     * @return array
     * @throws Exception
     */
    function exec_query($query, $type = 'assoc') {
        $result = pg_query(CONF_CONEXAO_DB, $query);
        switch (strtoupper($type)) {
            case "ASSOC":
                $resp = pg_fetch_assoc($result);
                break;
            case "ALL":
                $resp = pg_fetch_all($result);
                break;
            case "ROW":
                $resp = pg_fetch_row($result);
                break;
            case "ARRAY":
                $resp = pg_fetch_array($result);
                break;
        }
        return $resp;
    }