97 lines
2.4 KiB
Go
97 lines
2.4 KiB
Go
package auth
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import (
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"RenewCMS/api/pkg/apperr"
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"RenewCMS/api/pkg/claims"
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"RenewCMS/api/pkg/publicuser"
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"RenewCMS/internal/domain/author"
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"RenewCMS/internal/domain/role"
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"RenewCMS/internal/domain/user"
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"RenewCMS/internal/infrastructure/useCases"
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"encoding/json"
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"errors"
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"net/http"
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)
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type MeHandler struct {
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GetUseCase *useCases.GetUserUseCase
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GetAuthorUseCase *useCases.GetMyAuthorUseCase
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GetAccessUseCase *useCases.GetMyAccessUseCase
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}
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func NewMeHandler(getUser *useCases.GetUserUseCase, getAuthor *useCases.GetMyAuthorUseCase, getAccess *useCases.GetMyAccessUseCase) *MeHandler {
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return &MeHandler{
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GetUseCase: getUser,
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GetAuthorUseCase: getAuthor,
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GetAccessUseCase: getAccess,
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}
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}
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type meAuthor struct {
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author.Byline
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ArticleCount int `json:"article_count"`
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}
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type meAccess struct {
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Role useCases.RoleRef `json:"role"`
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Permissions []role.Grant `json:"permissions"`
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}
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type meResponse struct {
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publicuser.PublicUser
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Author *meAuthor `json:"author"`
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Access meAccess `json:"access"`
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}
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func toMeAccess(access useCases.Access) meAccess {
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return meAccess{
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Role: useCases.NewRoleRef(access.Role),
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Permissions: access.Permissions,
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}
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}
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func toMeAuthor(found *author.Author) *meAuthor {
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if found == nil {
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return nil
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}
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return &meAuthor{Byline: found.Byline(), ArticleCount: found.ArticleCount}
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}
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func (h *MeHandler) Me(w http.ResponseWriter, r *http.Request) {
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userId, ok := claims.UserId(r)
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if !ok {
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http.Error(w, apperr.UnauthorizedErrorMessage, http.StatusUnauthorized)
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return
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}
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loadedUser, err := h.GetUseCase.GetUser(userId)
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if err != nil {
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if errors.Is(err, user.ErrUserNotFound) {
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http.Error(w, apperr.UnauthorizedErrorMessage, http.StatusUnauthorized)
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return
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}
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http.Error(w, "Internal server error", http.StatusInternalServerError)
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return
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}
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linked, err := h.GetAuthorUseCase.Get(loadedUser.ID)
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if err != nil {
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http.Error(w, "Internal server error", http.StatusInternalServerError)
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return
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}
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access, err := h.GetAccessUseCase.Get(loadedUser)
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if err != nil {
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http.Error(w, "Internal server error", http.StatusInternalServerError)
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return
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}
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body, err := json.Marshal(meResponse{PublicUser: publicuser.New(loadedUser), Author: toMeAuthor(linked), Access: toMeAccess(access)})
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if err != nil {
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http.Error(w, "Internal server error", http.StatusInternalServerError)
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return
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}
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w.Header().Set("Cache-Control", "no-store")
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_, _ = w.Write(body)
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}
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