package httpapi

import (
	"errors"
	"net/http"

	"git.118im.com/im_team/olons_server/internal/attachments"
)

func (a *API) uploadImage(w http.ResponseWriter, r *http.Request) {
	if r.Method != http.MethodPost {
		methodNotAllowed(w, r, http.MethodPost)
		return
	}
	principal, ok := a.authenticateMember(w, r)
	if !ok {
		return
	}
	r.Body = http.MaxBytesReader(w, r.Body, 6<<20)
	file, header, err := r.FormFile("file")
	if err != nil {
		writeError(w, r, http.StatusBadRequest, 30000, "IMAGE_INVALID", "validation failed", map[string]any{"field": "file"})
		return
	}
	defer file.Close()
	result, err := a.attachments.UploadImage(r.Context(), principal.MemberID, header.Filename, file)
	if err != nil {
		if errors.Is(err, attachments.ErrImageInvalid) {
			writeError(w, r, http.StatusBadRequest, 30000, "IMAGE_INVALID", "validation failed", map[string]any{"field": "file"})
		} else {
			writeError(w, r, http.StatusInternalServerError, 90000, reasonInternal, "internal error", nil)
		}
		return
	}
	writeSuccess(w, r, result)
}