#include "separateanalysis.h"
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#include "ui_separateanalysis.h"
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#include <QDateTime>
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#include <QMessageBox>
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#include <QSqlQuery>
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#include <QDebug>
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#include <QSqlError>
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SeparateAnalysis::SeparateAnalysis(QWidget *parent) :
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QMainWindow(parent),
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ui(new Ui::SeparateAnalysis)
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{
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ui->setupUi(this);
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m_model = new QStandardItemModel(this);
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m_model->setColumnCount(11); // 设置10列
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QStringList labels;
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labels<<"股票名字"<<"股票代号"<<"总市值(亿)"<<"涨跌幅(%)"<<"收盘价"<<"成交额(亿)"<<"成交量(手)"<<"换手率(%)"<<"市盈率"<<"交易额排名"<<"交易时间"<<"排名趋势变化";
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m_model->setHorizontalHeaderLabels(labels); // 设置模型的列标签名
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ui->tableView->setModel(m_model);
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initMySQL(); // 初始化数据库
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}
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SeparateAnalysis::~SeparateAnalysis()
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{
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delete ui;
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}
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void SeparateAnalysis::calcRankChange()
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{
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}
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void SeparateAnalysis::calcWindowRank()
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{
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// 滑动窗口排名，6个要2+的前100
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QVector<int> ranks;
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for(int i=0;i<m_model->rowCount();++i){
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ranks.append(m_model->item(i,9)->text().toInt());
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if(i >= 6){
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// 先统计排名计数
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int cntBig=0, cntSmall=0;
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for(int j=0;j<ranks.size();++j){
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if(ranks.at(j) > 100){
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cntBig++;
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}else{
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cntSmall++;
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}
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}
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// 统计对比
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if(cntSmall == 2 && ranks.back() <= 100){
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// 将当前6个元素定为符合的窗口，背景色设置为紫色
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for(int k=0;k<6;++k){
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m_model->item(i-k,9)->setData(QColor("red"),Qt::BackgroundColorRole);
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}
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}
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// 清除窗口第一个元素
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ranks.pop_front();
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}
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}
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}
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void SeparateAnalysis::initMySQL()
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{
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//添加一个数据库
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db=QSqlDatabase::addDatabase("QMYSQL"); //括号内要写出数据库的类型
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//设置数据库
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db.setHostName("127.0.0.1"); //设置数据库的主机ip
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//设置数据库的用户名
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db.setUserName("root");
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//设置数据库的密码
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db.setPassword("root"); //这个就是安装MySQL时设置的密码
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//设置数据库的名字
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db.setDatabaseName("stock_plan");
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//打开数据库（已经安装过mysql驱动了）
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if(db.open()==false){
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QMessageBox::warning(this,"waring",db.lastError().text());
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}else{
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qDebug()<<"SeparateAnalysis mysql conn ok";
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}
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}
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void SeparateAnalysis::on_pushButton_search_clicked()
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{
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ui->label_status->setText("正在查询,请稍等...");
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qint64 tt = QDateTime::currentMSecsSinceEpoch();
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QString name = ui->comboBox_name->currentText();
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QString sql = QString("select name,code,market_capital,percent,close,amount,volume,turnover_rate,pe_ttm,amount_rank,time_trade from stock_day_info where name = '%1'").arg(name);
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QSqlQuery que(db);
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int rows = 0;
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if(que.exec(sql)){
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qDebug()<<"select ok";
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m_model->setRowCount(0); // 重置模型行数
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//int rows = 0;
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int rank_val = 0;
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while (que.next()) {
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QString name = que.value(0).toString();
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QString code = que.value(1).toString();
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QString market_capital = QString::number(que.value(2).toDouble()/100000000);
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QString percent = que.value(3).toString();
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QString close = que.value(4).toString();
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QString amount = QString::number(que.value(5).toDouble()/100000000);
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QString volume = que.value(6).toString();
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QString turnover_rate = que.value(7).toString();
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QString pe_ttm = que.value(8).toString();
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QString amount_rank = que.value(9).toString();
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QString time_trade = que.value(10).toString();
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//m_modelDatas.append({name,code,market_capital,percent,close,amount,volume,turnover_rate,pe_ttm,amount_rank});
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QList<QStandardItem*> items;
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items.append(new QStandardItem(name));
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items.append(new QStandardItem(code));
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items.append(new QStandardItem(market_capital));
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//items.append(new QStandardItem(percent));
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QStandardItem *percentItem = new QStandardItem(percent);
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if(percent.toDouble() > 0){
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percentItem->setData(QColor("red"),Qt::DecorationRole); // 添加一个装饰的颜色为红色
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percentItem->setData(QColor("red"),Qt::TextColorRole); // 将字体颜色设置为红色
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items.at(0)->setData(QColor("red"),Qt::TextColorRole); // 将股票名字设置为红色
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}
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else if(percent.toDouble() < 0){
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percentItem->setData(QColor("green"),Qt::BackgroundColorRole);
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items.at(0)->setData(QColor("green"),Qt::TextColorRole);
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}
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items.append(percentItem);
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items.append(new QStandardItem(close));
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items.append(new QStandardItem(amount));
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items.append(new QStandardItem(volume));
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items.append(new QStandardItem(turnover_rate));
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items.append(new QStandardItem(pe_ttm));
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items.append(new QStandardItem(amount_rank));
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items.append(new QStandardItem(time_trade));
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if(rank_val != 0){
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double rank_rate = 1 - (amount_rank.toDouble()/rank_val);
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//items.append(new QStandardItem(QString::number(rank_rate)));
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rank_val = amount_rank.toInt();
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QStandardItem * amount_rank_item = new QStandardItem(QString::number(rank_rate));
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if(rank_rate > 0.9){
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amount_rank_item->setData(QColor("red"),Qt::BackgroundColorRole);
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}
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items.append(amount_rank_item);
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}
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if(rank_val == 0 && amount_rank.toInt() != 0){
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rank_val = amount_rank.toInt();
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}
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m_model->appendRow(items);
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rows++;
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}
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qDebug()<<"查询到行数:"<<rows;
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}else{
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qDebug()<<"select fail"<<que.lastError().text();
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}
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qint64 need = QDateTime::currentMSecsSinceEpoch()-tt;
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ui->label_status->setText(QString("耗时:%1 毫秒,查询完成.条数: %2").arg(QString::number(need)).arg(QString::number(rows)));
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ui->tableView->horizontalHeader()->setSectionResizeMode(QHeaderView::Stretch);
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// 滑动窗口统计
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calcWindowRank();
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}
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void SeparateAnalysis::setNamesToCombo(QMap<QString, QString> &names)
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{
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// 会卡顿，需要研究一下
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ui->comboBox_name->clear();
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for(auto key:names.values()){
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ui->comboBox_name->addItem(key);
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}
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}
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