first commit

2026-03-31 19:32:59 +09:00
commit d10b794c9f
78 changed files with 1671595 additions and 0 deletions
--- a/handlers/auth_handler.go
+++ b/handlers/auth_handler.go
@@ -0,0 +1,115 @@
+package handlers
+
+import (
+	"html/template"
+	"log"
+	"net/http"
+	"stocksearch/config"
+	"stocksearch/middleware"
+	"stocksearch/services"
+)
+
+// AuthHandler 로그인/로그아웃 핸들러
+type AuthHandler struct {
+	sessionSvc *services.SessionService
+	loginTmpl  *template.Template
+}
+
+// NewAuthHandler 인증 핸들러 초기화
+func NewAuthHandler(sessionSvc *services.SessionService) *AuthHandler {
+	tmpl, err := template.ParseFiles("templates/pages/login.html")
+	if err != nil {
+		log.Fatalf("로그인 템플릿 파싱 실패: %v", err)
+	}
+	return &AuthHandler{
+		sessionSvc: sessionSvc,
+		loginTmpl:  tmpl,
+	}
+}
+
+// LoginPage GET /login — 로그인 폼 렌더링
+func (h *AuthHandler) LoginPage(w http.ResponseWriter, r *http.Request) {
+	// 이미 로그인된 경우 메인으로 리다이렉트
+	if cookie, err := r.Cookie(middleware.SessionCookieName); err == nil {
+		if h.sessionSvc.Validate(cookie.Value) {
+			http.Redirect(w, r, "/", http.StatusFound)
+			return
+		}
+	}
+	// next 파라미터가 없으면 로그인 후 메인 페이지로
+	next := r.URL.Query().Get("next")
+	if next == "" {
+		next = "/"
+	}
+	data := map[string]string{
+		"Next":  next,
+		"Error": "",
+	}
+	h.renderLogin(w, data)
+}
+
+// Login POST /login — ID/PW 검증 후 세션 발급
+func (h *AuthHandler) Login(w http.ResponseWriter, r *http.Request) {
+	if err := r.ParseForm(); err != nil {
+		http.Error(w, "잘못된 요청입니다.", http.StatusBadRequest)
+		return
+	}
+
+	id       := r.FormValue("id")
+	password := r.FormValue("password")
+	next     := r.FormValue("next")
+	if next == "" {
+		next = "/"
+	}
+
+	// ID/PW 검증
+	if id != config.App.AdminID || password != config.App.AdminPassword {
+		data := map[string]string{
+			"Next":  next,
+			"Error": "아이디 또는 비밀번호가 올바르지 않습니다.",
+		}
+		w.WriteHeader(http.StatusUnauthorized)
+		h.renderLogin(w, data)
+		return
+	}
+
+	// 세션 생성 및 쿠키 설정
+	sessionID := h.sessionSvc.Create()
+	http.SetCookie(w, &http.Cookie{
+		Name:     middleware.SessionCookieName,
+		Value:    sessionID,
+		Path:     "/",
+		HttpOnly: true,
+		SameSite: http.SameSiteLaxMode,
+		MaxAge:   86400, // 24시간
+	})
+
+	http.Redirect(w, r, next, http.StatusFound)
+}
+
+// Logout POST /logout — 세션 삭제 후 /login 리다이렉트
+func (h *AuthHandler) Logout(w http.ResponseWriter, r *http.Request) {
+	if cookie, err := r.Cookie(middleware.SessionCookieName); err == nil {
+		h.sessionSvc.Delete(cookie.Value)
+	}
+
+	// 쿠키 만료 처리
+	http.SetCookie(w, &http.Cookie{
+		Name:     middleware.SessionCookieName,
+		Value:    "",
+		Path:     "/",
+		HttpOnly: true,
+		MaxAge:   -1,
+	})
+
+	http.Redirect(w, r, "/", http.StatusFound)
+}
+
+// renderLogin 로그인 템플릿 렌더링 헬퍼
+func (h *AuthHandler) renderLogin(w http.ResponseWriter, data interface{}) {
+	w.Header().Set("Content-Type", "text/html; charset=utf-8")
+	if err := h.loginTmpl.ExecuteTemplate(w, "login.html", data); err != nil {
+		log.Printf("로그인 템플릿 렌더링 실패: %v", err)
+		http.Error(w, "페이지를 표시할 수 없습니다.", http.StatusInternalServerError)
+	}
+}