package model

import (
	"time"
)

type CowLact struct {
	Id        int64  `json:"id"`
	PastureId int64  `json:"pastureId"`
	CowId     int64  `json:"cowId"`
	EarNumber string `json:"earNumber"`
	Lact      int32  `json:"lact"`
	StartTime string `json:"startTime"`
	CreatedAt int64  `json:"createdAt"`
	UpdatedAt int64  `json:"updatedAt"`
}

func (c *CowLact) TableName() string {
	return "cow_lact"
}

func NewCowLact(pastureId int64, cow *Cow) *CowLact {
	startTime := ""
	if cow.Lact == 0 {
		startTime = time.Unix(cow.AdmissionAt, 0).Local().Format(LayoutDate2)
	} else {
		startTime = time.Unix(cow.LastCalvingAt, 0).Local().Format(LayoutDate2)
	}

	return &CowLact{
		PastureId: pastureId,
		CowId:     cow.Id,
		EarNumber: cow.EarNumber,
		Lact:      cow.Lact,
		StartTime: startTime,
	}
}