76 lines
2.3 KiB
Go
76 lines
2.3 KiB
Go
package dto
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import (
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"fmt"
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"hepa-calc-api/api/model"
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"math"
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)
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// SystemMemberDto 配置-会员配置
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type SystemMemberDto struct {
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SystemMemberId string `json:"system_member_id"` // 主键id
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MemberDays uint `json:"member_days"` // 会员天数
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Price float64 `json:"price"` // 价格（原价）
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DiscountPrice *float64 `json:"discount_price"` // 优惠价格
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DiscountEndTime *model.LocalTime `json:"discount_end_time"` // 优惠截止时间
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FirstTimePrice *float64 `json:"first_time_price"` // 首次购买价格
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ReductionAmount *float64 `json:"Reduction amount"` // 立减金额
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CreatedAt model.LocalTime `json:"created_at"` // 创建时间
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UpdatedAt model.LocalTime `json:"updated_at"` // 更新时间
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}
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// GetSystemMemberListDto 列表
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func GetSystemMemberListDto(m []*model.SystemMember) []*SystemMemberDto {
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// 处理返回值
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responses := make([]*SystemMemberDto, len(m))
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if len(m) > 0 {
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for i, v := range m {
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response := &SystemMemberDto{
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SystemMemberId: fmt.Sprintf("%d", v.SystemMemberId),
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MemberDays: v.MemberDays,
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Price: v.Price,
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DiscountPrice: v.DiscountPrice,
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DiscountEndTime: v.DiscountEndTime,
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FirstTimePrice: v.FirstTimePrice,
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CreatedAt: v.CreatedAt,
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UpdatedAt: v.UpdatedAt,
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}
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// 加载数据-立减金额
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response = response.LoadReductionAmount(v)
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// 将转换后的结构体添加到新切片中
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responses[i] = response
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}
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}
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return responses
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}
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// GetSystemMemberDto 详情
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func GetSystemMemberDto(m *model.SystemMember) *SystemMemberDto {
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return &SystemMemberDto{
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SystemMemberId: fmt.Sprintf("%d", m.SystemMemberId),
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MemberDays: m.MemberDays,
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Price: m.Price,
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DiscountPrice: m.DiscountPrice,
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DiscountEndTime: m.DiscountEndTime,
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FirstTimePrice: m.FirstTimePrice,
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CreatedAt: m.CreatedAt,
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UpdatedAt: m.UpdatedAt,
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}
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}
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// LoadReductionAmount 加载数据-立减金额
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func (r *SystemMemberDto) LoadReductionAmount(m *model.SystemMember) *SystemMemberDto {
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if m.FirstTimePrice != nil {
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reductionAmount := m.Price - *m.FirstTimePrice
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reductionAmount = math.Round(reductionAmount*100) / 100
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r.ReductionAmount = &reductionAmount
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}
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return r
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}
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