/
user.go
155 lines (136 loc) · 4.14 KB
/
user.go
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package api
import (
"database/sql"
"net/http"
"time"
db "github.com/KhanbalaRashidov/SimpleBank/db/sqlc"
"github.com/KhanbalaRashidov/SimpleBank/util"
"github.com/gin-gonic/gin"
"github.com/google/uuid"
"github.com/lib/pq"
)
type createUserRequest struct {
Username string `json:"username" binding:"required,alphanum"`
Password string `json:"password" binding:"required,min=6"`
FullName string `json:"full_name" binding:"required"`
Email string `json:"email" binding:"required,email"`
}
type userResponse struct {
Username string `json:"username"`
FullName string `json:"full_name"`
Email string `json:"email"`
PasswordChangedAt time.Time `json:"password_changed_at"`
CreatedAt time.Time `json:"created_at"`
}
func newUserResponse(user db.User) userResponse {
return userResponse{
Username: user.Username,
FullName: user.FullName,
Email: user.Email,
PasswordChangedAt: user.PasswordChangedAt,
CreatedAt: user.CreatedAt,
}
}
func (server *Server) createUser(ctx *gin.Context) {
var req createUserRequest
if err := ctx.ShouldBindJSON(&req); err != nil {
ctx.JSON(http.StatusBadRequest, errorResponse(err))
return
}
hashedPassword, err := util.HashPassword(req.Password)
if err != nil {
ctx.JSON(http.StatusInternalServerError, errorResponse(err))
return
}
arg := db.CreateUserParams{
Username: req.Username,
HashedPassword: hashedPassword,
FullName: req.FullName,
Email: req.Email,
}
user, err := server.store.CreateUser(ctx, arg)
if err != nil {
if pqErr, ok := err.(*pq.Error); ok {
switch pqErr.Code.Name() {
case "unique_violation":
ctx.JSON(http.StatusForbidden, errorResponse(err))
return
}
}
ctx.JSON(http.StatusInternalServerError, errorResponse(err))
return
}
rsp := newUserResponse(user)
ctx.JSON(http.StatusOK, rsp)
}
type loginUserRequest struct {
Username string `json:"username" binding:"required,alphanum"`
Password string `json:"password" binding:"required,min=6"`
}
type loginUserResponse struct {
SessionID uuid.UUID `json:"session_id"`
AccessToken string `json:"access_token"`
AccessTokenExpiresAt time.Time `json:"access_token_expires_at"`
RefreshToken string `json:"refresh_token"`
RefreshTokenExpiresAt time.Time `json:"refresh_token_expires_at"`
User userResponse `json:"user"`
}
func (server *Server) loginUser(ctx *gin.Context) {
var req loginUserRequest
if err := ctx.ShouldBindJSON(&req); err != nil {
ctx.JSON(http.StatusBadRequest, errorResponse(err))
return
}
user, err := server.store.GetUser(ctx, req.Username)
if err != nil {
if err == sql.ErrNoRows {
ctx.JSON(http.StatusNotFound, errorResponse(err))
return
}
ctx.JSON(http.StatusInternalServerError, errorResponse(err))
return
}
err = util.CheckPassword(req.Password, user.HashedPassword)
if err != nil {
ctx.JSON(http.StatusUnauthorized, errorResponse(err))
return
}
accessToken, accessPayload, err := server.tokenMaker.CreateToken(
user.Username,
server.config.AccessTokenDuration,
)
if err != nil {
ctx.JSON(http.StatusInternalServerError, errorResponse(err))
return
}
refreshToken, refreshPayload, err := server.tokenMaker.CreateToken(
user.Username,
server.config.RefreshTokenDuration,
)
if err != nil {
ctx.JSON(http.StatusInternalServerError, errorResponse(err))
return
}
session, err := server.store.CreateSession(ctx, db.CreateSessionParams{
ID: refreshPayload.ID,
Username: user.Username,
RefreshToken: refreshToken,
UserAgent: ctx.Request.UserAgent(),
ClientIp: ctx.ClientIP(),
IsBlocked: false,
ExpiresAt: refreshPayload.ExpiredAt,
})
if err != nil {
ctx.JSON(http.StatusInternalServerError, errorResponse(err))
return
}
rsp := loginUserResponse{
SessionID: session.ID,
AccessToken: accessToken,
AccessTokenExpiresAt: accessPayload.ExpiredAt,
RefreshToken: refreshToken,
RefreshTokenExpiresAt: refreshPayload.ExpiredAt,
User: newUserResponse(user),
}
ctx.JSON(http.StatusOK, rsp)
}