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handler_tg_chat.go
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handler_tg_chat.go
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package task
import (
"context"
"fmt"
"github.com/go-telegram-bot-api/telegram-bot-api/v5"
"github.com/google/uuid"
"github.com/hibiken/asynq"
"github.com/rumorsflow/rumors/v2/internal/common"
"github.com/rumorsflow/rumors/v2/internal/db"
"github.com/rumorsflow/rumors/v2/internal/entity"
"github.com/rumorsflow/rumors/v2/internal/model"
"github.com/rumorsflow/rumors/v2/pkg/repository"
"golang.org/x/exp/slog"
)
type HandlerTgChat struct {
logger *slog.Logger
publisher common.Pub
chatRepo repository.ReadWriteRepository[*entity.Chat]
}
func (h *HandlerTgChat) ProcessTask(ctx context.Context, task *asynq.Task) error {
switch task.Type() {
case TelegramChatNew:
return h.new(ctx, task)
case TelegramChatEdit:
return h.edit(ctx, task)
}
return nil
}
func (h *HandlerTgChat) new(ctx context.Context, task *asynq.Task) error {
var chat tgbotapi.Chat
if err := unmarshal(task.Payload(), &chat); err != nil {
h.logger.Error("error due to unmarshal task payload", "err", err)
return nil
}
return h.save(ctx, chat, nil)
}
func (h *HandlerTgChat) edit(ctx context.Context, task *asynq.Task) error {
var chat tgbotapi.ChatMemberUpdated
if err := unmarshal(task.Payload(), &chat); err != nil {
h.logger.Error("error due to unmarshal task payload", "err", err)
return nil
}
return h.save(ctx, chat.Chat, &chat.NewChatMember)
}
func (h *HandlerTgChat) save(ctx context.Context, tgChat tgbotapi.Chat, member *tgbotapi.ChatMember) error {
chat, err := h.toEntityChat(ctx, tgChat)
if err != nil {
h.logger.Error("error due to find chat", "err", err, "chat", tgChat, "telegram_id", tgChat.ID)
return fmt.Errorf("%s %w", OpServerProcessTask, err)
}
if member != nil {
chat.SetDeleted(member.HasLeft() || member.WasKicked())
chat.SetRights(entity.ChatRights{
Status: member.Status,
IsAnonymous: member.IsAnonymous,
UntilDate: member.UntilDate,
CanBeEdited: member.CanBeEdited,
CanManageChat: member.CanManageChat,
CanPostMessages: member.CanPostMessages,
CanEditMessages: member.CanEditMessages,
CanDeleteMessages: member.CanDeleteMessages,
CanRestrictMembers: member.CanRestrictMembers,
CanPromoteMembers: member.CanPromoteMembers,
CanChangeInfo: member.CanChangeInfo,
CanInviteUsers: member.CanInviteUsers,
CanPinMessages: member.CanPinMessages,
IsMember: member.IsMember,
CanSendMessages: member.CanSendMessages,
CanSendMediaMessages: member.CanSendMediaMessages,
CanSendPolls: member.CanSendPolls,
CanSendOtherMessages: member.CanSendOtherMessages,
CanAddWebPagePreviews: member.CanAddWebPagePreviews,
})
}
if err = h.chatRepo.Save(ctx, chat); err != nil {
h.logger.Error("error due to save chat", "err", err, "chat", tgChat, "telegram_id", tgChat.ID)
return fmt.Errorf("%s %w", OpServerProcessTask, err)
}
h.publisher.Telegram(ctx, model.Message{View: model.ViewChat, Data: chat})
return nil
}
func (h *HandlerTgChat) toEntityChat(ctx context.Context, tgChat tgbotapi.Chat) (*entity.Chat, error) {
chat, err := h.find(ctx, tgChat.ID)
if err != nil {
if err != repository.ErrEntityNotFound {
return nil, err
}
chat = &entity.Chat{
ID: uuid.New(),
TelegramID: tgChat.ID,
}
chat.SetBlocked(false)
chat.SetDeleted(false)
chat.SetBroadcast([]uuid.UUID{})
}
chat.Type = entity.ChatType(tgChat.Type)
chat.Title = tgChat.Title
chat.Username = tgChat.UserName
chat.FirstName = tgChat.FirstName
chat.LastName = tgChat.LastName
return chat, nil
}
func (h *HandlerTgChat) find(ctx context.Context, chatID int64) (*entity.Chat, error) {
criteria := db.BuildCriteria(fmt.Sprintf("size=1&field.0.0=telegram_id&value.0.0=%d", chatID))
chats, err := h.chatRepo.Find(ctx, criteria)
if err != nil {
return nil, err
}
if len(chats) == 0 {
return nil, repository.ErrEntityNotFound
}
return chats[0], nil
}