62 lines
1.5 KiB
Go
62 lines
1.5 KiB
Go
// Package with the mostly static content (models) of this microservice
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package models
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import (
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"errors"
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"time"
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"github.com/jinzhu/gorm"
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"github.com/genofire/hs_master-kss-monolith/lib/database"
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)
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// Goods managed in this stock microservice
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type Good struct {
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ID int64 `json:"id"`
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ProductID int64 `json:"product_id"`
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Position string `json:"position"`
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Comment string `json:"comment"`
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FouledAt *time.Time `json:"fouled_at"`
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RecievedAt *time.Time `sql:"default:current_timestamp" json:"recieved_at"`
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// Make it temporary unusable
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LockedAt *time.Time `json:"-"`
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LockedSecret string `json:"-"`
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// Make it unusable
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DeletedAt *time.Time `json:"-"`
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ManuelleDelete bool `json:"-"`
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FouledDelete bool `json:"-"`
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}
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// Function to generate a database and select locked goods with a filter
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func (g *Good) FilterAvailable(db *gorm.DB) *gorm.DB {
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return db.Model(g).Where("locked_secret = '' OR locked_secret is NULL")
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}
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// Function to lock a good, so that it cannot be locked (bought) by other users
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func (g *Good) Lock(secret string) {
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now := time.Now()
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g.LockedSecret = secret
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g.LockedAt = &now
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}
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// Function to check if a good is locked
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func (g *Good) IsLock() bool {
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return len(g.LockedSecret) > 0
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}
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// Function to unlock a good
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func (g *Good) Unlock(secret string) error {
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if g.LockedSecret == secret {
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g.LockedSecret = ""
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g.LockedAt = nil
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return nil
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}
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return errors.New("wrong secret")
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}
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// Function to initialize the database
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func init() {
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database.AddModel(&Good{})
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}
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