86 lines
1.8 KiB
Go
86 lines
1.8 KiB
Go
package api
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import (
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"lishwist/db"
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"lishwist/templates"
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"log"
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"golang.org/x/crypto/bcrypt"
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)
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type LoginProps struct {
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GeneralError string `json:",omitempty"`
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SuccessfulRegistration bool `json:",omitempty"`
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Username templates.InputProps
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Password templates.InputProps
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}
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func NewLoginProps(username, password string) *LoginProps {
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return &LoginProps{
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Username: templates.InputProps{
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Name: "username",
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Required: true,
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Value: username,
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},
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Password: templates.InputProps{
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Name: "password",
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Type: "password",
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Required: true,
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Value: password,
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},
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}
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}
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func (p *LoginProps) Validate() (valid bool) {
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valid = true
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if !p.Username.Validate() {
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valid = false
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}
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if !p.Password.Validate() {
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valid = false
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}
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return
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}
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func Login(username, password string) *LoginProps {
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props := NewLoginProps(username, password)
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valid := props.Validate()
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props.Password.Value = ""
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if !valid {
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log.Printf("Invalid props: %#v\n", props)
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return props
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}
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user, err := db.GetUserByName(username)
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if err != nil {
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log.Printf("Failed to fetch user: %s\n", err)
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props.GeneralError = "Username or password invalid"
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return props
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}
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if user == nil {
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log.Printf("User not found by name: %q\n", username)
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props.GeneralError = "Username or password invalid"
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return props
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}
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passHash, err := user.GetPassHash()
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if err != nil {
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log.Println("Failed to get password hash: " + err.Error())
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props.GeneralError = "Something went wrong. Error code: Momo"
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return props
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}
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err = bcrypt.CompareHashAndPassword(passHash, []byte(password))
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if err != nil {
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log.Println("Username or password invalid: " + err.Error())
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props.GeneralError = "Username or password invalid"
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return props
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}
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return nil
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}
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