połączenie z bazą danych
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2
server/.env
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2
server/.env
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db_name = Ewelina
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db_pass = p455w0rd
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17
server/main.go
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17
server/main.go
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package main
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import (
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"ExpiryDatesManager/server/model"
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"fmt"
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)
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func main() {
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fmt.Printf("hello, world\n")
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defer model.GetDB().Close()
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fmt.Println("udalo sie")
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}
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39
server/model/base.go
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39
server/model/base.go
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package model
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import (
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_ "github.com/jinzhu/gorm/dialects/mysql"
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"github.com/jinzhu/gorm"
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"os"
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"fmt"
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"github.com/joho/godotenv"
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)
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var db *gorm.DB
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func init() {
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error := godotenv.Load()
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if error != nil {
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fmt.Println(error)
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}
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username := os.Getenv("db_name")
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password := os.Getenv("db_pass")
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connectionstring := fmt.Sprintf("%s:%s@tcp(127.0.0.1:3306)/expirydates", username, password)
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conn, err := gorm.Open("mysql", connectionstring)
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if err != nil {
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fmt.Println(err)
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}
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db = conn
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db.AutoMigrate(&Company{}, &Product{}, &ProductExpiryPosition{}, &Report{}, &ReportPosition{})
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db.Model(&Product{}).AddForeignKey("company_id", "companies(id)", "RESTRICT", "RESTRICT")
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db.Model(&ProductExpiryPosition{}).AddForeignKey("product_id", "product_expiry_positions(id)", "RESTRICT", "RESTRICT")
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db.Model(&Report{}).AddForeignKey("company_id", "companies(id)", "RESTRICT", "RESTRICT")
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db.Model(&ReportPosition{}).AddForeignKey("report_id", "reports(id)", "RESTRICT", "RESTRICT")
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db.Model(&ReportPosition{}).AddForeignKey("product_expiry_position_id", "product_expiry_positions(id)", "RESTRICT", "RESTRICT")
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}
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func GetDB() *gorm.DB {
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return db
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}
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10
server/model/company.go
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10
server/model/company.go
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package model
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import (
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"github.com/jinzhu/gorm"
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)
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type Company struct {
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gorm.Model
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Name string
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}
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13
server/model/product.go
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13
server/model/product.go
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package model
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import (
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"github.com/jinzhu/gorm"
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)
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type Product struct {
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gorm.Model
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Name string
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Company Company
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CompanyID uint
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Code string `gorm:"unique; unique_index"`
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}
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15
server/model/productexpiryposition.go
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15
server/model/productexpiryposition.go
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package model
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import (
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"time"
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"github.com/jinzhu/gorm"
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)
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type ProductExpiryPosition struct {
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gorm.Model
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ExpiryDate time.Time
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BatchNumber string
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Product Product
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ProductID uint
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}
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11
server/model/report.go
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11
server/model/report.go
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package model
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import (
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"github.com/jinzhu/gorm"
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)
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type Report struct {
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gorm.Model
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Company Company
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CompanyID uint
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}
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15
server/model/reportposition.go
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15
server/model/reportposition.go
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package model
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import (
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"github.com/jinzhu/gorm"
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)
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type ReportPosition struct {
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gorm.Model
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PositionNumber int
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Quantity int
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ProductExpiryPosition ProductExpiryPosition
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ProductExpiryPositionID uint
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Report Report
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ReportID uint
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}
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