34 lines
663 B
Go
34 lines
663 B
Go
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package validators
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import (
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"fmt"
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"github.com/go-playground/validator/v10"
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"golang-test/database"
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"golang-test/libs"
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"log"
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)
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var Validate *validator.Validate
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func init() {
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Validate = validator.New()
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err := Validate.RegisterValidation("custom_unique", UniqueValidator)
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if err != nil {
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return
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}
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}
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func UniqueValidator(fl validator.FieldLevel) bool {
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db := database.Connector()
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field := fl.Field().String()
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structType := libs.ToSnakeCase(fl.Top().Type().Name()) + "s"
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param := fl.Param()
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log.Println(field, structType, param)
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var count int64
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db.Table(structType).Where(fmt.Sprintf("%s = ?", param), field).Count(&count)
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return count == 0
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}
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