commit a2ff619d2065441bd59f503abbe3a575c4e1aa0a · bretton.dev/coves

-71

internal/api/handlers/users.go

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       package handlers

     

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       import (

     

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       	"Coves/internal/core/users"

     

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       	"encoding/json"

     

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       	"net/http"

     

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       	"strconv"

     

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       	"strings"

     

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       	"github.com/go-chi/chi/v5"

     

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       )

     

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       type UserHandler struct {

     

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       	userService users.UserServiceInterface

     

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       }

     

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       func NewUserHandler(userService users.UserServiceInterface) *UserHandler {

     

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       	return &UserHandler{userService: userService}

     

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       }

     

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       func (h *UserHandler) GetUser(w http.ResponseWriter, r *http.Request) {

     

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       	idStr := chi.URLParam(r, "id")

     

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       	id, err := strconv.Atoi(idStr)

     

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       	if err != nil {

     

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       		http.Error(w, "Invalid user ID", http.StatusBadRequest)

     

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       		return

     

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       	}

     

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       	user, err := h.userService.GetUserByID(id)

     

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       	if err != nil {

     

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       		if strings.Contains(err.Error(), "not found") {

     

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       			http.Error(w, "User not found", http.StatusNotFound)

     

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       			return

     

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       		}

     

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       		if strings.Contains(err.Error(), "invalid") {

     

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       			http.Error(w, err.Error(), http.StatusBadRequest)

     

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       			return

     

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       		}

     

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       		http.Error(w, "Failed to fetch user", http.StatusInternalServerError)

     

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       		return

     

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       	}

     

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       	w.Header().Set("Content-Type", "application/json")

     

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       	json.NewEncoder(w).Encode(user)

     

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       }

     

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       func (h *UserHandler) CreateUser(w http.ResponseWriter, r *http.Request) {

     

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       	var req users.CreateUserRequest

     

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       	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {

     

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       		http.Error(w, "Invalid request body", http.StatusBadRequest)

     

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       		return

     

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       	}

     

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       	user, err := h.userService.CreateUser(req)

     

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       	if err != nil {

     

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       		if strings.Contains(err.Error(), "required") || strings.Contains(err.Error(), "invalid") || strings.Contains(err.Error(), "at least") {

     

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       			http.Error(w, err.Error(), http.StatusBadRequest)

     

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       			return

     

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       		}

     

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       		if strings.Contains(err.Error(), "already exists") {

     

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       			http.Error(w, err.Error(), http.StatusConflict)

     

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       			return

     

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       		}

     

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       		http.Error(w, "Failed to create user", http.StatusInternalServerError)

     

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       		return

     

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       	}

     

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       	w.Header().Set("Content-Type", "application/json")

     

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       	w.WriteHeader(http.StatusCreated)

     

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       	json.NewEncoder(w).Encode(user)

     

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       }

-133

internal/api/handlers/users_test.go

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       package handlers_test

     

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       import (

     

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       	"bytes"

     

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       	"encoding/json"

     

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       	"fmt"

     

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       	"net/http"

     

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       	"net/http/httptest"

     

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       	"testing"

     

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       	"Coves/internal/api/handlers"

     

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       	"Coves/internal/core/users"

     

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       )

     

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       type mockUserService struct {

     

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       	users      []users.User

     

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       	shouldFail bool

     

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       }

     

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       func (m *mockUserService) CreateUser(req users.CreateUserRequest) (*users.User, error) {

     

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       	if m.shouldFail {

     

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       		return nil, fmt.Errorf("service: failed to create user")

     

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       	}

     

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       	user := &users.User{

     

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       		ID:       1,

     

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       		Email:    req.Email,

     

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       		Username: req.Username,

     

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       	}

     

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       	m.users = append(m.users, *user)

     

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       	return user, nil

     

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       }

     

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       func (m *mockUserService) GetUserByID(id int) (*users.User, error) {

     

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       	if m.shouldFail {

     

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       		return nil, fmt.Errorf("service: failed to get user")

     

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       	}

     

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       	for _, user := range m.users {

     

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       		if user.ID == id {

     

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       			return &user, nil

     

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       		}

     

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       	}

     

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       	return nil, fmt.Errorf("service: user not found")

     

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       }

     

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       func (m *mockUserService) GetUserByEmail(email string) (*users.User, error) {

     

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       	for i := range m.users {

     

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       		if m.users[i].Email == email {

     

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       			return &m.users[i], nil

     

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       		}

     

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       	}

     

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       	return nil, fmt.Errorf("service: user not found")

     

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       }

     

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       func (m *mockUserService) GetUserByUsername(username string) (*users.User, error) {

     

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       	for i := range m.users {

     

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       		if m.users[i].Username == username {

     

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       			return &m.users[i], nil

     

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       		}

     

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       	}

     

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       	return nil, fmt.Errorf("service: user not found")

     

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       }

     

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       func (m *mockUserService) UpdateUser(id int, req users.UpdateUserRequest) (*users.User, error) {

     

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       	for i := range m.users {

     

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       		if m.users[i].ID == id {

     

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       			if req.Email != "" {

     

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       				m.users[i].Email = req.Email

     

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       			}

     

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       			if req.Username != "" {

     

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       				m.users[i].Username = req.Username

     

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       			}

     

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       			return &m.users[i], nil

     

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       		}

     

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       	}

     

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       	return nil, fmt.Errorf("service: user not found")

     

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       }

     

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       func (m *mockUserService) DeleteUser(id int) error {

     

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       	for i, user := range m.users {

     

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       		if user.ID == id {

     

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       			m.users = append(m.users[:i], m.users[i+1:]...)

     

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       			return nil

     

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       		}

     

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       	}

     

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       	return fmt.Errorf("service: user not found")

     

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       }

     

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       func TestCreateUserHandler(t *testing.T) {

     

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       	service := &mockUserService{}

     

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       	handler := handlers.NewUserHandler(service)

     

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       	tests := []struct {

     

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       		name       string

     

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       		body       users.CreateUserRequest

     

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       		wantStatus int

     

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       	}{

     

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       		{

     

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       			name: "valid request",

     

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       			body: users.CreateUserRequest{

     

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       				Email:    "test@example.com",

     

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       				Username: "testuser",

     

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       			},

     

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       			wantStatus: http.StatusCreated,

     

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       		},

     

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       	}

     

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       	for _, tt := range tests {

     

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       		t.Run(tt.name, func(t *testing.T) {

     

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       			body, _ := json.Marshal(tt.body)

     

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       			req := httptest.NewRequest("POST", "/api/users", bytes.NewReader(body))

     

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       			req.Header.Set("Content-Type", "application/json")

     

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       			rr := httptest.NewRecorder()

     

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       			handler.CreateUser(rr, req)

     

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       			if status := rr.Code; status != tt.wantStatus {

     

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       				t.Errorf("handler returned wrong status code: got %v want %v", status, tt.wantStatus)

     

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       			}

     

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       			if tt.wantStatus == http.StatusCreated {

     

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       				var user users.User

     

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       				if err := json.NewDecoder(rr.Body).Decode(&user); err != nil {

     

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       					t.Errorf("failed to decode response: %v", err)

     

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       				}

     

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       				if user.Email != tt.body.Email {

     

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       					t.Errorf("expected email %s but got %s", tt.body.Email, user.Email)

     

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       				}

     

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       			}

     

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       		})

     

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       	}

     

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       }

-18

internal/api/routes/users.go

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       package routes

     

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       import (

     

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       	"github.com/go-chi/chi/v5"

     

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       	"Coves/internal/api/handlers"

     

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       	"Coves/internal/core/users"

     

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       )

     

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       func UserRoutes(userService users.UserServiceInterface) chi.Router {

     

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       	r := chi.NewRouter()

     

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       	userHandler := handlers.NewUserHandler(userService)

     

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       	r.Post("/", userHandler.CreateUser)

     

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       	r.Get("/{id}", userHandler.GetUser)

     

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       	return r

     

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       }