Files
MealQuest/internal/server/chat.go
T
2026-10-09 18:04:05 -04:00

85 lines
3.3 KiB
Go

package server
import (
"errors"
"log/slog"
"net/http"
"code.cubecraftlabs.com/Maniacs_Mansion/Meal-Quest/internal/chat"
)
// chatWebhookBody is the PUT /settings/chat-webhook body. Both fields are
// required.
type chatWebhookBody struct {
URL *string `json:"url"`
SpaceLabel *string `json:"space_label"`
}
// getChatWebhook answers the stored webhook's settings, which never hold
// its URL.
func getChatWebhook(logger *slog.Logger, svc *chat.Service) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
settings, err := svc.Get(r.Context())
if err != nil {
logger.ErrorContext(r.Context(), "get chat webhook", "error", err)
writeError(w, r, logger, http.StatusInternalServerError, "internal", "internal error")
return
}
writeJSON(w, r, logger, http.StatusOK, settings)
}
}
// putChatWebhook stores the webhook URL sealed, with its space label, and
// answers the settings as GET does.
func putChatWebhook(logger *slog.Logger, svc *chat.Service) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
body, err := decodePatch[chatWebhookBody](http.MaxBytesReader(w, r.Body, maxSettingsBody))
if err != nil {
writeError(w, r, logger, http.StatusBadRequest, "invalid_request", err.Error())
return
}
if body.URL == nil || body.SpaceLabel == nil {
writeError(w, r, logger, http.StatusBadRequest, "invalid_request", "url and space_label are required")
return
}
settings, err := svc.Put(r.Context(), *body.URL, *body.SpaceLabel)
var invalid *chat.ValidationError
if errors.As(err, &invalid) {
writeError(w, r, logger, http.StatusBadRequest, "invalid_webhook", invalid.Error())
return
}
if err != nil {
logger.ErrorContext(r.Context(), "save chat webhook", "error", err)
writeError(w, r, logger, http.StatusInternalServerError, "internal", "internal error")
return
}
writeJSON(w, r, logger, http.StatusOK, settings)
}
}
// postChatWebhookTest sends chat.TestText to the stored webhook and answers
// 200 with the status Google Chat answered, whatever it was, and the
// recorded outcome. No webhook stored, or one replaced during the test, is
// 409; no answer from Google Chat is 502.
func postChatWebhookTest(logger *slog.Logger, svc *chat.Service) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
result, err := svc.Test(r.Context())
switch {
case errors.Is(err, chat.ErrNotConfigured):
writeError(w, r, logger, http.StatusConflict, "not_configured", "no Google Chat webhook is configured")
case errors.Is(err, chat.ErrWebhookChanged):
writeError(w, r, logger, http.StatusConflict, "webhook_changed", "the Google Chat webhook changed during the test; test it again")
case err != nil && r.Context().Err() != nil:
logger.WarnContext(r.Context(), "chat webhook test interrupted", "error", err)
case errors.Is(err, chat.ErrUnreachable):
logger.WarnContext(r.Context(), "chat webhook test failed", "error", err)
writeError(w, r, logger, http.StatusBadGateway, "chat_unreachable", "Google Chat did not answer the test message")
case err != nil:
logger.ErrorContext(r.Context(), "chat webhook test", "error", err)
writeError(w, r, logger, http.StatusInternalServerError, "internal", "internal error")
default:
writeJSON(w, r, logger, http.StatusOK, result)
}
}
}