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5754a1d94c
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| 5754a1d94c | |||
| 609aee2513 |
39
internal/infra/models/farm_asset.go
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39
internal/infra/models/farm_asset.go
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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 = "占用"
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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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@@ -1,5 +1,88 @@
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package models
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import (
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"time"
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"gorm.io/gorm"
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)
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/*
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饲料和饲喂相关的模型
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*/
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// RawMaterial 代表饲料的原料。
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// 建议：所有重量单位统一存储 (例如, 全部使用 'g')，便于计算和避免转换错误。
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type RawMaterial struct {
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gorm.Model
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Name string `gorm:"size:100;unique;not null;comment:原料名称"`
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Description string `gorm:"size:255;comment:描述"`
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Quantity float64 `gorm:"not null;comment:库存总量, 单位: g"`
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}
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// RawMaterialPurchase 记录了原料的每一次采购。
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type RawMaterialPurchase struct {
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gorm.Model
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RawMaterialID uint `gorm:"not null;index;comment:关联的原料ID"`
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RawMaterial RawMaterial `gorm:"foreignKey:RawMaterialID"`
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Supplier string `gorm:"size:100;comment:供应商"`
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Amount float64 `gorm:"not null;comment:采购数量, 单位: g"`
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UnitPrice float64 `gorm:"comment:单价"`
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TotalPrice float64 `gorm:"comment:总价"`
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PurchaseDate time.Time `gorm:"not null;comment:采购日期"`
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}
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// StockLogSourceType 定义了库存日志来源的类型
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type StockLogSourceType string
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const (
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StockLogSourcePurchase StockLogSourceType = "采购入库"
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StockLogSourceFeeding StockLogSourceType = "饲喂出库"
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StockLogSourceDeteriorate StockLogSourceType = "变质出库"
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StockLogSourceSale StockLogSourceType = "售卖出库"
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StockLogSourceMiscellaneous StockLogSourceType = "杂用领取"
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StockLogSourceManual StockLogSourceType = "手动盘点"
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)
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// RawMaterialStockLog 记录了原料库存的所有变动，提供了完整的追溯链。
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type RawMaterialStockLog struct {
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gorm.Model
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RawMaterialID uint `gorm:"not null;index;comment:关联的原料ID"`
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ChangeAmount float64 `gorm:"not null;comment:变动数量, 正数为入库, 负数为出库"`
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SourceType StockLogSourceType `gorm:"size:50;not null;index;comment:库存变动来源类型"`
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SourceID uint `gorm:"not null;index;comment:来源记录的ID (如 RawMaterialPurchase.ID 或 FeedUsageRecord.ID)"`
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HappenedAt time.Time `gorm:"not null;comment:业务发生时间"`
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Remarks string `gorm:"comment:备注, 如主动领取的理由等"`
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}
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// FeedFormula 代表饲料配方。
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// 对于没有配方的外购饲料，可以将其视为一种特殊的 RawMaterial, 并为其创建一个仅包含它自己的 FeedFormula。
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type FeedFormula struct {
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gorm.Model
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Name string `gorm:"size:100;unique;not null;comment:配方名称"`
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Description string `gorm:"size:255;comment:描述"`
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Components []FeedFormulaComponent `gorm:"foreignKey:FeedFormulaID"`
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}
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// FeedFormulaComponent 代表配方中的一种原料及其占比。
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type FeedFormulaComponent struct {
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gorm.Model
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FeedFormulaID uint `gorm:"not null;index;comment:外键到 FeedFormula"`
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RawMaterialID uint `gorm:"not null;index;comment:外键到 RawMaterial"`
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RawMaterial RawMaterial `gorm:"foreignKey:RawMaterialID"`
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Percentage float64 `gorm:"not null;comment:该原料在配方中的百分比 (0-1.0)"`
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}
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// FeedUsageRecord 代表饲料使用记录。
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// 应用层逻辑：当一条使用记录被创建时，应根据其使用的 FeedFormula,
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// 计算出每种 RawMaterial 的消耗量，并在 RawMaterialStockLog 中创建对应的出库记录。
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type FeedUsageRecord struct {
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gorm.Model
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PenID uint `gorm:"not null;index;comment:关联的猪栏ID"`
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Pen Pen `gorm:"foreignKey:PenID"`
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FeedFormulaID uint `gorm:"not null;index;comment:使用的饲料配方ID"`
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FeedFormula FeedFormula `gorm:"foreignKey:FeedFormulaID"`
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Amount float64 `gorm:"not null;comment:使用数量, 单位: g"`
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RecordedAt time.Time `gorm:"not null;comment:记录时间"`
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OperatorID uint `gorm:"not null;comment:操作员"`
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Remarks string `gorm:"comment:备注, 如 '例行喂料, 弱猪补料' 等"`
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}
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@@ -66,3 +66,26 @@ type Medication struct {
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Manufacturer string `gorm:"size:100;comment:生产厂家" json:"manufacturer"`
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Instructions datatypes.JSON `gorm:"type:jsonb;comment:使用说明" json:"instructions"`
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}
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// MedicationReasonType 定义了用药原因
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type MedicationReasonType string
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const (
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ReasonTypePreventive MedicationReasonType = "预防"
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ReasonTypeTreatment MedicationReasonType = "治疗"
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ReasonTypeHealthCare MedicationReasonType = "保健"
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)
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// GroupMedicationLog 记录了对整个猪批次的用药情况
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type GroupMedicationLog struct {
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gorm.Model
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PigBatchID uint `gorm:"not null;index;comment:关联的猪批次ID"`
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MedicationID uint `gorm:"not null;index;comment:关联的药品ID"`
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Medication Medication `gorm:"foreignKey:MedicationID"` // 预加载药品信息
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DosageUsed float64 `gorm:"not null;comment:使用的总剂量 (单位由药品决定,如g或ml)"`
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TargetCount int `gorm:"not null;comment:用药对象数量"`
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Reason MedicationReasonType `gorm:"size:20;not null;comment:用药原因"`
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Description string `gorm:"size:255;comment:具体描述,如'治疗呼吸道病'"`
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Operator string `gorm:"size:50;comment:操作员"`
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HappenedAt time.Time `gorm:"not null;default:CURRENT_TIMESTAMP;comment:用药时间"`
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}
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@@ -1,5 +1,74 @@
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package models
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import (
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"time"
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"gorm.io/gorm"
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)
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/*
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和猪只本身相关的模型
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和猪只、猪群本身相关的模型
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*/
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// PigBatchStatus 定义了猪批次所处的不同阶段或状态
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type PigBatchStatus string
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const (
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BatchStatusWeaning PigBatchStatus = "保育" // 从断奶到保育结束
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BatchStatusGrowing PigBatchStatus = "生长" // 生长育肥阶段
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BatchStatusFinishing PigBatchStatus = "育肥" // 最后的育肥阶段
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BatchStatusForSale PigBatchStatus = "待售" // 达到出栏标准
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BatchStatusSold PigBatchStatus = "已出售"
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BatchStatusArchived PigBatchStatus = "已归档" // 批次结束（如全群淘汰等）
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)
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// PigBatchOriginType 定义了猪批次的来源
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type PigBatchOriginType string
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const (
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OriginTypeSelfFarrowed PigBatchOriginType = "自繁"
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OriginTypePurchased PigBatchOriginType = "外购"
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)
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// PigBatch 是猪批次的核心模型，代表了一群被共同管理的猪
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type PigBatch struct {
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gorm.Model
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BatchNumber string `gorm:"size:50;not null;uniqueIndex;comment:批次编号,如 2024-W25-A01"`
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OriginType PigBatchOriginType `gorm:"size:20;not null;comment:批次来源 (自繁, 外购)"`
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StartDate time.Time `gorm:"not null;comment:批次开始日期 (如转入日或购买日)"`
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InitialCount int `gorm:"not null;comment:初始数量"`
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CurrentCount int `gorm:"not null;comment:当前存栏数量"`
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CurrentSickCount int `gorm:"not null;default:0;comment:当前病猪数量"`
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AverageWeight float64 `gorm:"comment:平均体重 (kg)"`
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Status PigBatchStatus `gorm:"size:20;not null;index;comment:批次状态"`
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Pens []Pen `gorm:"foreignKey:PigBatchID;comment:所在圈舍ID"`
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}
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// LogChangeType 定义了猪批次数量变更的类型
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type LogChangeType string
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const (
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ChangeTypeDeath LogChangeType = "死亡"
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ChangeTypeCull LogChangeType = "淘汰"
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ChangeTypeSale LogChangeType = "销售"
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ChangeTypeTransferIn LogChangeType = "转入"
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ChangeTypeTransferOut LogChangeType = "转出"
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ChangeTypeTreatment LogChangeType = "治疗" // 仅改变健康状态，不改变总数
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ChangeTypeRecovering LogChangeType = "康复" // 仅改变健康状态，不改变总数
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ChangeTypeCorrection LogChangeType = "盘点校正"
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)
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// PigBatchLog 记录了猪批次数量或状态的每一次变更
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type PigBatchLog struct {
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gorm.Model
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PigBatchID uint `gorm:"not null;index;comment:关联的猪批次ID"`
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ChangeType LogChangeType `gorm:"size:20;not null;comment:变更类型"`
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ChangeCount int `gorm:"not null;comment:数量变化,负数表示减少"`
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Reason string `gorm:"size:255;comment:变更原因描述"`
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BeforeCount int `gorm:"not null;comment:变更前总数"`
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AfterCount int `gorm:"not null;comment:变更后总数"`
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BeforeSickCount int `gorm:"not null;comment:变更前病猪数"`
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AfterSickCount int `gorm:"not null;comment:变更后病猪数"`
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Operator string `gorm:"size:50;comment:操作员"`
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HappenedAt time.Time `gorm:"not null;default:CURRENT_TIMESTAMP;comment:事件发生时间"`
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}
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Block a user