40 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			40 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package models
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import (
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	"gorm.io/gorm"
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)
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/*
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	猪场固定资产相关模型
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*/
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// PigHouse 定义了猪舍,是猪栏的集合
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type PigHouse struct {
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	gorm.Model
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	Name        string `gorm:"size:100;not null;unique;comment:猪舍名称, 如 '育肥舍A栋'"`
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	Description string `gorm:"size:255;comment:描述信息"`
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	Pens        []Pen  `gorm:"foreignKey:HouseID"` // 一个猪舍包含多个猪栏
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}
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// PenStatus 定义了猪栏的当前状态
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type PenStatus string
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const (
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	PenStatusEmpty      PenStatus = "空闲"
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	PenStatusOccupied   PenStatus = "使用中"
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	PenStatusSickPen    PenStatus = "病猪栏"
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	PenStatusRecovering PenStatus = "康复栏"
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	PenStatusCleaning   PenStatus = "清洗消毒"
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	PenStatusUnderMaint PenStatus = "维修中"
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)
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// Pen 是猪栏的物理实体模型, 是所有空间相关数据的“锚点”
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type Pen struct {
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	gorm.Model
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	PenNumber  string    `gorm:"not null;comment:猪栏的唯一编号, 如 A-01"`
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	HouseID    uint      `gorm:"index;comment:所属猪舍ID"`
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	PigBatchID *uint     `gorm:"index;comment:关联的猪批次ID"`
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	Capacity   int       `gorm:"not null;comment:设计容量 (头)"`
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	Status     PenStatus `gorm:"not null;index;comment:猪栏当前状态"`
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}
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