zardzul
119 lines
2.8 KiB
Go
119 lines
2.8 KiB
Go
package handlers
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import (
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"net/http"
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db "zardzul/music-index/sqlc"
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"zardzul/music-index/repository"
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"github.com/gin-gonic/gin"
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"github.com/google/uuid"
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"github.com/jackc/pgx/v5/pgtype"
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"golang.org/x/crypto/bcrypt"
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)
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type UserHandler struct {
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repo repository.UserRepository
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}
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func NewUserHandler(repo repository.UserRepository) *UserHandler {
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return &UserHandler{repo: repo}
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}
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type CreateUserRequest struct {
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UserName string `json:"user_name" binding:"required"`
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UserMail string `json:"user_mail" binding:"required,email"`
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Password string `json:"password" binding:"required,min=12"`
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}
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type MessageResponse struct {
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Message string `json:"message"`
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}
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type CreateUserResponse struct {
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Message string `json:"message"`
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ID string `json:"id"`
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}
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type UsernameResponse struct {
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UserName string `json:"user_name"`
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}
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type ErrorResponse struct {
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Error string `json:"error"`
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}
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// CreateUser godoc
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// @Summary Create a user
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// @Tags user
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// @Accept json
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// @Produce json
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// @Param payload body CreateUserRequest true "User payload"
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// @Success 201 {object} CreateUserResponse
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// @Failure 400 {object} ErrorResponse
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// @Failure 500 {object} ErrorResponse
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// @Router /users/create [post]
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func (h *UserHandler) CreateUser(c *gin.Context) {
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var req CreateUserRequest
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if err := c.ShouldBindJSON(&req); err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
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return
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}
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var pgID pgtype.UUID
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if err := pgID.Scan(uuid.New().String()); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": "failed to generate user id"})
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return
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}
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hashedPassword, err := bcrypt.GenerateFromPassword([]byte(req.Password), bcrypt.DefaultCost)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": "failed to hash password"})
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return
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}
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id, err := h.repo.CreateUser(c.Request.Context(), db.CreateUserParams{
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ID: pgID,
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UserName: req.UserName,
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UserMail: req.UserMail,
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Password: string(hashedPassword),
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})
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusCreated, gin.H{
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"message": "user created",
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"id": id.String(),
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})
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}
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// GetUsernameByID godoc
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// @Summary Get username by user ID
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// @Tags user
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// @Produce json
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// @Param id path string true "User ID (UUID)"
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// @Success 200 {object} UsernameResponse
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// @Failure 400 {object} ErrorResponse
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// @Failure 500 {object} ErrorResponse
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// @Router /users/{id} [get]
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func (h *UserHandler) GetUsernameByID(c *gin.Context) {
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idParam := c.Param("id")
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var pgID pgtype.UUID
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if err := pgID.Scan(idParam); err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": "invalid user id"})
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return
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}
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username, err := h.repo.GetUsernameByID(c.Request.Context(), pgID)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{
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"user_name": username,
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})
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}
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