47 lines
925 B
Go
47 lines
925 B
Go
package db
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import (
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"os"
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"time"
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"gorm.io/driver/mysql"
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"gorm.io/gorm"
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)
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var (
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DB *gorm.DB
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)
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type TinyUrl struct {
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gorm.Model
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LongUrl string `gorm:"size:7713"`
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ShortUrl string `gorm:"size:20"`
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ExpireTime time.Time
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Counter float64
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AddIP string
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}
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type URLDetail struct {
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URL string `json:"url"`
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CreatedAt string `json:"created_at"`
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ExpirationInMinutes time.Duration `json:"expiration_in_minutes"`
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}
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func InitDb() {
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// 参考 https://github.com/go-sql-driver/mysql#dsn-data-source-name 获取详情
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var dsn string
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if len(os.Getenv("DSN")) > 1 {
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dsn = os.Getenv("DSN")
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} else {
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dsn = "tinyurl:tinyurl@tcp(42.192.36.14:3306)/tinyurl?charset=utf8mb4&parseTime=True&loc=Local"
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}
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var err error
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DB, err = gorm.Open(mysql.Open(dsn), &gorm.Config{})
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if err != nil {
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panic(err)
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}
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if err := DB.AutoMigrate(&TinyUrl{}); err != nil {
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panic(err)
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}
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}
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