增加excel模板配置，增加前端导出工具。token迁移至cookie x-token且保留header x-token 两者兼容。

server/service/system/enter.go

@@ -17,4 +17,5 @@ type ServiceGroup struct {
 	DictionaryDetailService
 	AuthorityBtnService
 	ChatGptService
+	SysExportTemplateService
 }

server/service/system/sys_export_template.go

@@ -0,0 +1,148 @@
+package system
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"github.com/flipped-aurora/gin-vue-admin/server/global"
+	"github.com/flipped-aurora/gin-vue-admin/server/model/common/request"
+	"github.com/flipped-aurora/gin-vue-admin/server/model/system"
+	systemReq "github.com/flipped-aurora/gin-vue-admin/server/model/system/request"
+	"github.com/xuri/excelize/v2"
+	"strings"
+)
+
+type SysExportTemplateService struct {
+}
+
+// CreateSysExportTemplate 创建导出模板记录
+// Author [piexlmax](https://github.com/piexlmax)
+func (sysExportTemplateService *SysExportTemplateService) CreateSysExportTemplate(sysExportTemplate *system.SysExportTemplate) (err error) {
+	err = global.GVA_DB.Create(sysExportTemplate).Error
+	return err
+}
+
+// DeleteSysExportTemplate 删除导出模板记录
+// Author [piexlmax](https://github.com/piexlmax)
+func (sysExportTemplateService *SysExportTemplateService) DeleteSysExportTemplate(sysExportTemplate system.SysExportTemplate) (err error) {
+	err = global.GVA_DB.Delete(&sysExportTemplate).Error
+	return err
+}
+
+// DeleteSysExportTemplateByIds 批量删除导出模板记录
+// Author [piexlmax](https://github.com/piexlmax)
+func (sysExportTemplateService *SysExportTemplateService) DeleteSysExportTemplateByIds(ids request.IdsReq) (err error) {
+	err = global.GVA_DB.Delete(&[]system.SysExportTemplate{}, "id in ?", ids.Ids).Error
+	return err
+}
+
+// UpdateSysExportTemplate 更新导出模板记录
+// Author [piexlmax](https://github.com/piexlmax)
+func (sysExportTemplateService *SysExportTemplateService) UpdateSysExportTemplate(sysExportTemplate system.SysExportTemplate) (err error) {
+	err = global.GVA_DB.Save(&sysExportTemplate).Error
+	return err
+}
+
+// GetSysExportTemplate 根据id获取导出模板记录
+// Author [piexlmax](https://github.com/piexlmax)
+func (sysExportTemplateService *SysExportTemplateService) GetSysExportTemplate(id uint) (sysExportTemplate system.SysExportTemplate, err error) {
+	err = global.GVA_DB.Where("id = ?", id).First(&sysExportTemplate).Error
+	return
+}
+
+// GetSysExportTemplateInfoList 分页获取导出模板记录
+// Author [piexlmax](https://github.com/piexlmax)
+func (sysExportTemplateService *SysExportTemplateService) GetSysExportTemplateInfoList(info systemReq.SysExportTemplateSearch) (list []system.SysExportTemplate, total int64, err error) {
+	limit := info.PageSize
+	offset := info.PageSize * (info.Page - 1)
+	// 创建db
+	db := global.GVA_DB.Model(&system.SysExportTemplate{})
+	var sysExportTemplates []system.SysExportTemplate
+	// 如果有条件搜索 下方会自动创建搜索语句
+	if info.StartCreatedAt != nil && info.EndCreatedAt != nil {
+		db = db.Where("created_at BETWEEN ? AND ?", info.StartCreatedAt, info.EndCreatedAt)
+	}
+	if info.Name != "" {
+		db = db.Where("name LIKE ?", "%"+info.Name+"%")
+	}
+	if info.TableName != "" {
+		db = db.Where("table_name = ?", info.TableName)
+	}
+	if info.TemplateID != "" {
+		db = db.Where("template_id = ?", info.TemplateID)
+	}
+	err = db.Count(&total).Error
+	if err != nil {
+		return
+	}
+
+	if limit != 0 {
+		db = db.Limit(limit).Offset(offset)
+	}
+
+	err = db.Find(&sysExportTemplates).Error
+	return sysExportTemplates, total, err
+}
+
+// GetSysExportTemplateInfoList 导出Excel
+// Author [piexlmax](https://github.com/piexlmax)
+func (sysExportTemplateService *SysExportTemplateService) ExportExcel(templateID string) (file *bytes.Buffer, name string, err error) {
+	var template system.SysExportTemplate
+	err = global.GVA_DB.First(&template, "template_id = ?", templateID).Error
+	if err != nil {
+		return nil, "", err
+	}
+	f := excelize.NewFile()
+	defer func() {
+		if err := f.Close(); err != nil {
+			fmt.Println(err)
+		}
+	}()
+	// Create a new sheet.
+	index, err := f.NewSheet("Sheet1")
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	var templateInfoMap = make(map[string]string)
+	err = json.Unmarshal([]byte(template.TemplateInfo), &templateInfoMap)
+	if err != nil {
+		return nil, "", err
+	}
+	var columns []string
+	var tableTitle []string
+	for key := range templateInfoMap {
+		columns = append(columns, key)
+		tableTitle = append(tableTitle, templateInfoMap[key])
+	}
+	selects := strings.Join(columns, ", ")
+	var tableMap []map[string]interface{}
+	err = global.GVA_DB.Select(selects).Table(template.TableName).Find(&tableMap).Error
+	if err != nil {
+		return nil, "", err
+	}
+	var rows [][]string
+	rows = append(rows, tableTitle)
+	for _, table := range tableMap {
+		var row []string
+		for _, column := range columns {
+			row = append(row, fmt.Sprintf("%v", table[column]))
+		}
+		rows = append(rows, row)
+	}
+	for i, row := range rows {
+		for j, colCell := range row {
+			err := f.SetCellValue("Sheet1", fmt.Sprintf("%s%d", string('A'+j), i+1), colCell)
+			if err != nil {
+				return nil, "", err
+			}
+		}
+	}
+	f.SetActiveSheet(index)
+	file, err = f.WriteToBuffer()
+	if err != nil {
+		return nil, "", err
+	}
+
+	return file, template.Name, nil
+}