initial commit

handler/auth.go

@@ -0,0 +1,29 @@
+package handler
+
+import (
+	"astra-users/model"
+	"crypto/sha256"
+	"fmt"
+	"github.com/labstack/echo/v4"
+	"net/http"
+)
+
+func (h *Handler) Login(c echo.Context) (err error) {
+	// Bind
+	u := new(model.User)
+	if err = c.Bind(u); err != nil {
+		return
+	}
+
+	u.Password = fmt.Sprintf("%x", sha256.Sum256([]byte(u.Password)))
+
+	var t = h.DB.Where("user_name = ? AND password = ?", u.UserName, u.Password).First(&u)
+
+	if t.RowsAffected == 0 {
+		return c.NoContent(http.StatusNotFound)
+	}
+
+	u.Password = ""
+
+	return c.JSON(http.StatusOK, u)
+}

handler/handler.go

@@ -0,0 +1,7 @@
+package handler
+
+import "gorm.io/gorm"
+
+type Handler struct {
+	DB *gorm.DB
+}

handler/health.go

@@ -0,0 +1,14 @@
+package handler
+
+import (
+	"github.com/labstack/echo/v4"
+	"net/http"
+)
+
+func (h *Handler) Health(c echo.Context) error {
+	type Resp struct {
+		Status string `json:"status"`
+	}
+
+	return c.JSON(http.StatusOK, Resp{Status: "OK"})
+}

handler/users.go

@@ -0,0 +1,114 @@
+package handler
+
+import (
+	"astra-users/model"
+	"astra-users/pkg/utils"
+	"crypto/sha256"
+	"fmt"
+	"github.com/labstack/echo/v4"
+	"net/http"
+)
+
+func (h *Handler) GetCurrentUser(c echo.Context) error {
+	userId := c.Request().Header.Get("UserId")
+
+	if userId == "" {
+		return c.NoContent(http.StatusBadRequest)
+	}
+
+	u := new(model.User)
+
+	tx := h.DB.First(&u, userId)
+
+	if tx.RowsAffected == 0 {
+		return c.NoContent(http.StatusNotFound)
+	}
+
+	u.Password = ""
+
+	return c.JSON(http.StatusOK, &u)
+}
+
+func (h *Handler) GetUsers(c echo.Context) error {
+	var users []model.User
+
+	query := c.Request().URL.Query()
+	limit, offset := utils.GetPaginationParams(query)
+	sortCol, isDesc, filterCol, filterVal := utils.GetFilterParams(query)
+
+	tx := h.DB.Limit(limit).Offset(offset)
+
+	utils.ApplyIdFilter(c, tx)
+	utils.ApplySort(tx, sortCol, isDesc)
+	utils.ApplyFilters(tx, filterCol, filterVal)
+
+	tx = tx.Find(&users)
+
+	if tx.RowsAffected == 1 {
+		return c.JSON(http.StatusOK, users[0])
+	}
+
+	return c.JSON(http.StatusOK, users)
+}
+
+func (h *Handler) UpdateUser(c echo.Context) (err error) {
+	var user = new(model.User)
+	var apiUser = new(model.APIUser)
+	tx := h.DB
+
+	id := c.Param("id")
+	tx = tx.Find(&user, id)
+
+	if tx.RowsAffected == 0 {
+		return c.NoContent(http.StatusNotFound)
+	}
+
+	if err = c.Bind(apiUser); err != nil {
+		return c.NoContent(http.StatusBadRequest)
+	}
+
+	user.FirstName = apiUser.FirstName
+	user.LastName = apiUser.LastName
+
+	tx = h.DB.Save(&user)
+
+	if tx.RowsAffected == 0 {
+		return c.NoContent(http.StatusBadGateway)
+	}
+
+	user.Password = ""
+
+	return c.JSON(http.StatusOK, &user)
+}
+
+func (h *Handler) DeleteUser(c echo.Context) (err error) {
+	id := c.Param("id")
+
+	tx := h.DB.Delete(&model.User{}, id)
+
+	if tx.RowsAffected == 0 {
+		return c.NoContent(http.StatusBadGateway)
+	}
+
+	return c.NoContent(http.StatusOK)
+}
+
+func (h *Handler) CreateUser(c echo.Context) (err error) {
+	var user = new(model.User)
+
+	if err = c.Bind(user); err != nil {
+		return c.NoContent(http.StatusBadRequest)
+	}
+
+	user.Password = fmt.Sprintf("%x", sha256.Sum256([]byte(user.Password)))
+
+	tx := h.DB.Omit("ID", "CreatedAt", "UpdatedAt", "DeletedAt").Create(user)
+
+	if tx.RowsAffected == 0 {
+		return c.NoContent(http.StatusBadGateway)
+	}
+
+	user.Password = ""
+
+	return c.JSON(http.StatusCreated, user)
+}