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<?php
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/**
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* 前端自定义的导出类
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*/
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namespace App\Exports;
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use App\Exceptions\ErrorException;
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use Illuminate\Support\Collection;
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use Maatwebsite\Excel\Concerns\FromCollection;
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use Maatwebsite\Excel\Concerns\WithStyles;
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use Maatwebsite\Excel\Concerns\WithColumnWidths;
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use Maatwebsite\Excel\Concerns\WithEvents;
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use Maatwebsite\Excel\Events\AfterSheet;
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use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet;
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use PhpOffice\PhpSpreadsheet\Style\Alignment;
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class CommonExport implements FromCollection, WithStyles, WithColumnWidths, WithEvents
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{
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public $fields;
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public $data;
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public $hasUsersField = false;
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public $usersColumnStartIndex = null;
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public $totalColumns = 0;
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public $totalRows = 0;
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public $expandedFields = [];
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// 学员信息子列定义
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const USERS_SUB_COLUMNS = [
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'user_index' => '序号',
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'user_no' => '学号',
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'user_name' => '姓名',
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'user_schoolmate' => '校友',
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'user_position' => '职位',
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'user_mobile' => '手机',
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'user_course' => '报名课程',
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'user_sign_date' => '报名时间',
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];
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public function __construct($data, $exportFields)
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{
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// 需要导出的字段。格式：['name'=>'名字','user.sex'=>'性别']
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$this->fields = $exportFields;
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// 数据
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$this->data = $data;
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// 构建扩展后的字段列表
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$this->buildExpandedFields();
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}
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/**
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* 构建扩展后的字段列表（将users字段展开成多列）
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*/
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private function buildExpandedFields()
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{
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if (!is_array($this->fields)) {
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return;
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}
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$index = 1;
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foreach ($this->fields as $field => $label) {
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if (str_contains($field, 'users')) {
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$this->hasUsersField = true;
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$this->usersColumnStartIndex = $index;
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// 展开学员信息为多列
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foreach (self::USERS_SUB_COLUMNS as $subField => $subLabel) {
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$this->expandedFields[$subField] = $subLabel;
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$index++;
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}
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} else {
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$this->expandedFields[$field] = $label;
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$index++;
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}
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}
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$this->totalColumns = count($this->expandedFields);
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}
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/**
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* 获取列字母
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*/
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private function getColumnLetter($columnNumber)
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{
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$letter = '';
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while ($columnNumber > 0) {
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$columnNumber--;
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$letter = chr(65 + ($columnNumber % 26)) . $letter;
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$columnNumber = intval($columnNumber / 26);
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}
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return $letter;
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}
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/**
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* 设置列宽
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*/
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public function columnWidths(): array
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{
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$widths = [];
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$index = 1;
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foreach (array_keys($this->expandedFields) as $field) {
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$letter = $this->getColumnLetter($index);
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if (in_array($field, ['user_course', 'user_name'])) {
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$widths[$letter] = 25;
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} elseif (in_array($field, ['user_mobile', 'user_sign_date'])) {
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$widths[$letter] = 15;
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} elseif (in_array($field, ['user_index', 'user_schoolmate'])) {
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$widths[$letter] = 8;
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} elseif (str_contains($field, 'partners') || str_contains($field, 'project_users')) {
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$widths[$letter] = 50;
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} elseif (str_contains($field, 'all_course')) {
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$widths[$letter] = 40;
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} elseif (str_contains($field, 'company_name') || str_contains($field, 'address')) {
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$widths[$letter] = 30;
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} else {
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$widths[$letter] = 15;
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}
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$index++;
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}
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return $widths;
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}
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/**
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* 设置样式
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*/
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public function styles(Worksheet $sheet): array
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{
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$lastCol = $this->getColumnLetter($this->totalColumns);
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$dataStartRow = $this->hasUsersField ? 3 : 2;
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$styles = [];
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if ($this->hasUsersField) {
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// 二级表头样式 - 第一行
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$styles[1] = [
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'font' => ['bold' => true, 'size' => 12],
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'alignment' => [
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'horizontal' => Alignment::HORIZONTAL_CENTER,
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'vertical' => Alignment::VERTICAL_CENTER,
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],
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'fill' => [
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'fillType' => \PhpOffice\PhpSpreadsheet\Style\Fill::FILL_SOLID,
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'startColor' => ['rgb' => 'D0D0D0'],
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],
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];
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// 二级表头样式 - 第二行
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$styles[2] = [
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'font' => ['bold' => true, 'size' => 11],
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'alignment' => [
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'horizontal' => Alignment::HORIZONTAL_CENTER,
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'vertical' => Alignment::VERTICAL_CENTER,
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],
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'fill' => [
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'fillType' => \PhpOffice\PhpSpreadsheet\Style\Fill::FILL_SOLID,
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'startColor' => ['rgb' => 'E8E8E8'],
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],
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];
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} else {
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// 单行表头样式
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$styles[1] = [
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'font' => ['bold' => true, 'size' => 12],
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'alignment' => [
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'horizontal' => Alignment::HORIZONTAL_CENTER,
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'vertical' => Alignment::VERTICAL_CENTER,
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],
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'fill' => [
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'fillType' => \PhpOffice\PhpSpreadsheet\Style\Fill::FILL_SOLID,
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'startColor' => ['rgb' => 'E0E0E0'],
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],
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];
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}
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// 所有数据区域样式
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$styles["A1:{$lastCol}" . ($this->totalRows + $dataStartRow - 1)] = [
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'alignment' => [
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'vertical' => Alignment::VERTICAL_CENTER,
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'wrapText' => true,
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],
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'borders' => [
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'allBorders' => [
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'borderStyle' => \PhpOffice\PhpSpreadsheet\Style\Border::BORDER_THIN,
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'color' => ['rgb' => 'CCCCCC'],
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],
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],
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];
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return $styles;
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}
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/**
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* 注册事件
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*/
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public function registerEvents(): array
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{
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return [
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AfterSheet::class => function (AfterSheet $event) {
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$sheet = $event->sheet->getDelegate();
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if ($this->hasUsersField) {
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// 处理二级表头的单元格合并
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$this->mergeHeaderCells($sheet);
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// 设置表头行高
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$sheet->getRowDimension(1)->setRowHeight(25);
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$sheet->getRowDimension(2)->setRowHeight(22);
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// 冻结前两行
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$sheet->freezePane('A3');
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} else {
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$sheet->getRowDimension(1)->setRowHeight(25);
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$sheet->freezePane('A2');
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}
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// 设置数据行高
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$dataStartRow = $this->hasUsersField ? 3 : 2;
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for ($row = $dataStartRow; $row <= $this->totalRows + $dataStartRow - 1; $row++) {
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$sheet->getRowDimension($row)->setRowHeight(22);
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}
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},
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];
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}
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/**
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* 合并表头单元格
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*/
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private function mergeHeaderCells(Worksheet $sheet)
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{
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$index = 1;
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foreach ($this->fields as $field => $label) {
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if (str_contains($field, 'users')) {
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// 学员信息列：合并第一行的多个单元格
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$startCol = $this->getColumnLetter($index);
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$endCol = $this->getColumnLetter($index + count(self::USERS_SUB_COLUMNS) - 1);
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$sheet->mergeCells("{$startCol}1:{$endCol}1");
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$sheet->setCellValue("{$startCol}1", $label);
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// 学员信息子表头不需要合并
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$index += count(self::USERS_SUB_COLUMNS);
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} else {
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// 非学员信息列：合并第一行和第二行
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$col = $this->getColumnLetter($index);
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$sheet->mergeCells("{$col}1:{$col}2");
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$sheet->setCellValue("{$col}1", $label);
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$index++;
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}
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}
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}
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/**
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* 数组转集合
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* @throws ErrorException
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*/
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public function collection()
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{
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$clear = request('clear', 0);
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if (empty($this->fields)) {
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throw new ErrorException('导出字段不能为空');
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}
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if (!is_array($this->fields)) {
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throw new ErrorException('导出字段必须是数组');
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}
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$newList = [];
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if ($this->hasUsersField) {
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// 有学员字段：创建二级表头
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// 第一行表头（主表头）- 在 mergeHeaderCells 中处理
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$header1 = [];
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foreach ($this->fields as $field => $label) {
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if (str_contains($field, 'users')) {
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// 学员信息占用多列，第一行只需要占位
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foreach (self::USERS_SUB_COLUMNS as $subLabel) {
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$header1[] = '';
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}
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} else {
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$header1[] = '';
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}
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}
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$newList[] = $header1;
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// 第二行表头（子表头）
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$header2 = [];
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foreach ($this->fields as $field => $label) {
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if (str_contains($field, 'users')) {
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foreach (self::USERS_SUB_COLUMNS as $subLabel) {
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$header2[] = $subLabel;
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}
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} else {
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$header2[] = '';
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}
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}
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$newList[] = $header2;
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// 数据行：每个学员的每条课程记录占一行
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foreach ($this->data as $info) {
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$usersData = $this->getUsersExpanded($info);
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if (empty($usersData)) {
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// 没有学员数据，输出一行空数据
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$row = $this->buildRowWithoutUsers($info, []);
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$newList[] = $row;
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} else {
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// 每个学员记录一行
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foreach ($usersData as $userData) {
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$row = $this->buildRowWithoutUsers($info, $userData);
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$newList[] = $row;
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}
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}
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}
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} else {
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// 没有学员字段：使用原有逻辑
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$header = array_values($this->fields);
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$moreFileds = [];
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if (empty($clear)) {
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if (isset($this->data[0]['data']) && is_array($this->data[0]['data'])) {
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$moreHeader = array_column($this->data[0]['data'], 'name');
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$header = array_merge($header, $moreHeader);
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$moreFileds = array_column($this->data[0]['data'], 'field');
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}
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}
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$newList[] = $header;
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foreach ($this->data as $info) {
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$temp = [];
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foreach (array_keys($this->fields) as $field) {
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if (str_contains($field, 'idcard')) {
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$temp[$field] = ' ' . $this->getDotValue($info, $field);
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} elseif (str_contains($field, 'all_course')) {
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$temp[$field] = $this->allCourse($info);
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} elseif (str_contains($field, 'partners')) {
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$temp[$field] = $this->partners($info);
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} elseif (str_contains($field, 'project_users')) {
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$temp[$field] = $this->projectManager($info);
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} else {
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$temp[$field] = $this->getDotValue($info, $field);
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}
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}
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$t2 = [];
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if (empty($clear)) {
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if (isset($info['data']) && $info['data'] && !empty($moreFileds)) {
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$dataCollect = collect($info['data']);
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foreach ($moreFileds as $moreFiled) {
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$value = ($dataCollect->where('field', $moreFiled)->first()['value']) ?? '';
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if (str_contains($moreFiled, 'idcard')) {
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$t2[$moreFiled] = ' ' . $value;
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} else {
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$t2[$moreFiled] = $value;
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}
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}
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}
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}
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$newList[] = array_values($temp + $t2);
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}
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}
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$this->totalRows = count($newList) - ($this->hasUsersField ? 2 : 1);
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return new Collection($newList);
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}
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/**
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* 获取展开的学员数据（每个学员每条课程一行）
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*/
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private function getUsersExpanded($info)
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{
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if (empty($info['users'])) {
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return [];
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}
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$result = [];
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$userIndex = 1;
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foreach ($info['users'] as $user) {
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if (!empty($user['course_signs'])) {
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foreach ($user['course_signs'] as $signIndex => $sign) {
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$result[] = [
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'user_index' => $signIndex === 0 ? $userIndex : '',
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'user_no' => $signIndex === 0 ? ($user['no'] ?? '-') : '',
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'user_name' => $signIndex === 0 ? ($user['username'] ?? '-') : '',
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'user_schoolmate' => $signIndex === 0 ? ($user['is_schoolmate_text'] ?? '-') : '',
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'user_position' => $signIndex === 0 ? ($user['company_position'] ?? '-') : '',
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'user_mobile' => $signIndex === 0 ? ($user['mobile'] ?? '-') : '',
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'user_course' => $sign['course']['name'] ?? '-',
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'user_sign_date' => isset($sign['created_at']) ? substr($sign['created_at'], 0, 10) : '-',
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];
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}
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} else {
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$result[] = [
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'user_index' => $userIndex,
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'user_no' => $user['no'] ?? '-',
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'user_name' => $user['username'] ?? '-',
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'user_schoolmate' => $user['is_schoolmate_text'] ?? '-',
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'user_position' => $user['company_position'] ?? '-',
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'user_mobile' => $user['mobile'] ?? '-',
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'user_course' => '-',
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'user_sign_date' => '-',
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];
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}
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$userIndex++;
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}
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return $result;
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}
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/**
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* 构建包含学员数据的行
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*/
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private function buildRowWithoutUsers($info, $userData)
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{
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$row = [];
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foreach ($this->fields as $field => $label) {
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if (str_contains($field, 'users')) {
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// 填充学员信息列
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foreach (array_keys(self::USERS_SUB_COLUMNS) as $subField) {
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$row[] = $userData[$subField] ?? '';
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}
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} elseif (str_contains($field, 'idcard')) {
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$row[] = ' ' . $this->getDotValue($info, $field);
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} elseif (str_contains($field, 'all_course')) {
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$row[] = $this->allCourse($info);
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} elseif (str_contains($field, 'partners')) {
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$row[] = $this->partners($info);
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} elseif (str_contains($field, 'project_users')) {
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$row[] = $this->projectManager($info);
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} else {
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$row[] = $this->getDotValue($info, $field);
|
|
|
}
|
|
|
}
|
|
|
return $row;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* .号转数组层级并返回对应的值
|
|
|
* @param $key
|
|
|
* @param null $default
|
|
|
* @return mixed|null
|
|
|
*/
|
|
|
function getDotValue($config, $key, $default = null)
|
|
|
{
|
|
|
// 如果在第一层，就直接返回
|
|
|
if (isset($config[$key])) {
|
|
|
return $config[$key];
|
|
|
}
|
|
|
// 如果找不到，直接返回默认值
|
|
|
if (false === strpos($key, '.')) {
|
|
|
return $default;
|
|
|
}
|
|
|
// 临时数组
|
|
|
$tempArr = explode('.', $key);
|
|
|
foreach ($tempArr as $segment) {
|
|
|
if (!is_array($config) || !array_key_exists($segment, $config)) {
|
|
|
return $default;
|
|
|
}
|
|
|
$config = $config[$segment];
|
|
|
}
|
|
|
return $config;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 获取所有课程名称
|
|
|
* @param $data
|
|
|
*/
|
|
|
function allCourse($data)
|
|
|
{
|
|
|
$list = [];
|
|
|
foreach ($data['course_signs'] as $item) {
|
|
|
$list[] = $item['course']['name'] ?? '';
|
|
|
}
|
|
|
return implode("、\r\n", $list);
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 获取所有股东信息
|
|
|
* @param $data
|
|
|
*/
|
|
|
function partners($data)
|
|
|
{
|
|
|
$list = [];
|
|
|
foreach ($data['partners'] as $item) {
|
|
|
$list[] = $item['stockName'] . '-' . $item['stockPercent'] ?? '';
|
|
|
}
|
|
|
return implode("、\r\n", $list);
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 获取所有项目经理
|
|
|
* @param $data
|
|
|
*/
|
|
|
function projectManager($data)
|
|
|
{
|
|
|
$list = [];
|
|
|
foreach ($data['project_users'] as $item) {
|
|
|
$list[] = $item['groupName'] . '-' . ($item['userName'] ?? '') . '-' . ($item['investDate'] ?? '');
|
|
|
}
|
|
|
return implode("、\r\n", $list);
|
|
|
}
|
|
|
|
|
|
}
|
