signal-desktop/ts/state/selectors/stories.ts
2022-11-17 10:35:27 -07:00

578 lines
15 KiB
TypeScript

// Copyright 2022 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import { createSelector } from 'reselect';
import { pick } from 'lodash';
import type { GetConversationByIdType } from './conversations';
import type { ConversationType } from '../ducks/conversations';
import type { AttachmentType } from '../../types/Attachment';
import type {
ConversationStoryType,
MyStoryType,
ReplyStateType,
StoryDistributionListWithMembersDataType,
StorySendStateType,
StoryViewType,
} from '../../types/Stories';
import type { StateType } from '../reducer';
import type {
SelectedStoryDataType,
StoryDataType,
StoriesStateType,
AddStoryData,
} from '../ducks/stories';
import {
HasStories,
MY_STORY_ID,
ResolvedSendStatus,
} from '../../types/Stories';
import { ReadStatus } from '../../messages/MessageReadStatus';
import { SendStatus } from '../../messages/MessageSendState';
import { canReply } from './message';
import {
getContactNameColorSelector,
getConversationSelector,
getHideStoryConversationIds,
getMe,
} from './conversations';
import { getUserConversationId } from './user';
import { getDistributionListSelector } from './storyDistributionLists';
import { getStoriesEnabled } from './items';
import { calculateExpirationTimestamp } from '../../util/expirationTimer';
import { getMessageIdForLogging } from '../../util/idForLogging';
import * as log from '../../logging/log';
import { SIGNAL_ACI } from '../../types/SignalConversation';
import {
reduceStorySendStatus,
resolveStorySendStatus,
} from '../../util/resolveStorySendStatus';
export const getStoriesState = (state: StateType): StoriesStateType =>
state.stories;
export const shouldShowStoriesView = createSelector(
getStoriesState,
({ openedAtTimestamp }): boolean => Boolean(openedAtTimestamp)
);
export const hasSelectedStoryData = createSelector(
getStoriesState,
({ selectedStoryData }): boolean => Boolean(selectedStoryData)
);
export const getSelectedStoryData = createSelector(
getStoriesState,
({ selectedStoryData }): SelectedStoryDataType | undefined =>
selectedStoryData
);
export const getAddStoryData = createSelector(
getStoriesState,
({ addStoryData }): AddStoryData => addStoryData
);
function sortByRecencyAndUnread(
storyA: ConversationStoryType,
storyB: ConversationStoryType
): number {
if (
storyA.storyView.sender.uuid === SIGNAL_ACI &&
storyA.storyView.isUnread
) {
return -1;
}
if (
storyB.storyView.sender.uuid === SIGNAL_ACI &&
storyB.storyView.isUnread
) {
return 1;
}
if (storyA.storyView.isUnread && storyB.storyView.isUnread) {
return storyA.storyView.timestamp > storyB.storyView.timestamp ? -1 : 1;
}
if (storyB.storyView.isUnread) {
return 1;
}
if (storyA.storyView.isUnread) {
return -1;
}
if (storyA.storyView.readAt && storyB.storyView.readAt) {
return storyA.storyView.readAt > storyB.storyView.readAt ? -1 : 1;
}
return storyA.storyView.timestamp > storyB.storyView.timestamp ? -1 : 1;
}
function sortMyStories(storyA: MyStoryType, storyB: MyStoryType): number {
if (storyA.id === MY_STORY_ID) {
return -1;
}
if (storyB.id === MY_STORY_ID) {
return 1;
}
if (!storyA.stories.length) {
return 1;
}
if (!storyB.stories.length) {
return -1;
}
return storyA.stories[0].timestamp > storyB.stories[0].timestamp ? -1 : 1;
}
function getAvatarData(
conversation: ConversationType
): Pick<
ConversationType,
| 'acceptedMessageRequest'
| 'avatarPath'
| 'badges'
| 'color'
| 'isMe'
| 'id'
| 'name'
| 'profileName'
| 'sharedGroupNames'
| 'title'
> {
return pick(conversation, [
'acceptedMessageRequest',
'avatarPath',
'badges',
'color',
'isMe',
'id',
'name',
'profileName',
'sharedGroupNames',
'title',
]);
}
export function getStoryDownloadableAttachment({
attachment,
}: StoryDataType): AttachmentType | undefined {
// See: getStoryDataFromMessageAttributes for how preview gets populated.
return attachment?.textAttachment?.preview?.image ?? attachment;
}
export function getStoryView(
conversationSelector: GetConversationByIdType,
ourConversationId: string | undefined,
story: StoryDataType
): StoryViewType {
const sender = pick(conversationSelector(story.sourceUuid || story.source), [
'acceptedMessageRequest',
'avatarPath',
'badges',
'color',
'firstName',
'hideStory',
'id',
'isMe',
'name',
'profileName',
'sharedGroupNames',
'title',
'uuid',
]);
const {
attachment,
expirationStartTimestamp,
expireTimer,
readAt,
timestamp,
} = story;
const { sendStateByConversationId } = story;
let sendState: Array<StorySendStateType> | undefined;
let views: number | undefined;
if (sendStateByConversationId) {
const innerSendState: Array<StorySendStateType> = [];
let innerViews = 0;
Object.keys(sendStateByConversationId).forEach(recipientId => {
const recipient = conversationSelector(recipientId);
const recipientSendState = sendStateByConversationId[recipient.id];
if (recipientSendState.status === SendStatus.Viewed) {
innerViews += 1;
}
innerSendState.push({
...recipientSendState,
recipient,
});
});
sendState = innerSendState;
views = innerViews;
}
const messageIdForLogging = getMessageIdForLogging({
...pick(story, 'type', 'sourceUuid', 'sourceDevice'),
sent_at: story.timestamp,
});
return {
attachment,
canReply: canReply(story, ourConversationId, conversationSelector),
isHidden: Boolean(sender.hideStory),
isUnread: story.readStatus === ReadStatus.Unread,
messageId: story.messageId,
messageIdForLogging,
readAt,
sender,
sendState,
timestamp,
expirationTimestamp: calculateExpirationTimestamp({
expireTimer,
expirationStartTimestamp,
}),
views,
};
}
export function getConversationStory(
conversationSelector: GetConversationByIdType,
ourConversationId: string | undefined,
story: StoryDataType
): ConversationStoryType {
const sender = pick(conversationSelector(story.sourceUuid || story.source), [
'id',
]);
const conversation = pick(conversationSelector(story.conversationId), [
'acceptedMessageRequest',
'avatarPath',
'color',
'hideStory',
'id',
'name',
'profileName',
'sharedGroupNames',
'sortedGroupMembers',
'title',
'left',
]);
const storyView = getStoryView(
conversationSelector,
ourConversationId,
story
);
return {
conversationId: conversation.id,
group: conversation.id !== sender.id ? conversation : undefined,
hasReplies: story.hasReplies,
hasRepliesFromSelf: story.hasRepliesFromSelf,
isHidden: Boolean(conversation.hideStory),
storyView,
};
}
export const getStoryReplies = createSelector(
getConversationSelector,
getContactNameColorSelector,
getMe,
getStoriesState,
(
conversationSelector,
contactNameColorSelector,
me,
{ replyState }: Readonly<StoriesStateType>
): ReplyStateType | undefined => {
if (!replyState) {
return;
}
const replies = replyState.replies.map(reply => {
const conversation =
reply.type === 'outgoing'
? me
: conversationSelector(reply.sourceUuid || reply.source);
const { bodyRanges } = reply;
return {
author: getAvatarData(conversation),
...pick(reply, ['body', 'deletedForEveryone', 'id', 'timestamp']),
bodyRanges: bodyRanges?.map(bodyRange => {
const mentionConvo = conversationSelector(bodyRange.mentionUuid);
return {
...bodyRange,
conversationID: mentionConvo.id,
replacementText: mentionConvo.title,
};
}),
reactionEmoji: reply.storyReaction?.emoji,
contactNameColor: contactNameColorSelector(
reply.conversationId,
conversation.id
),
conversationId: conversation.id,
readStatus: reply.readStatus,
};
});
return {
messageId: replyState.messageId,
replies,
};
}
);
export const getStories = createSelector(
getConversationSelector,
getDistributionListSelector,
getStoriesState,
getUserConversationId,
(
conversationSelector,
distributionListSelector,
{ stories }: Readonly<StoriesStateType>,
ourConversationId
): {
hiddenStories: Array<ConversationStoryType>;
myStories: Array<MyStoryType>;
stories: Array<ConversationStoryType>;
} => {
const hiddenStoriesById = new Map<string, ConversationStoryType>();
const myStoriesById = new Map<string, MyStoryType>();
const storiesById = new Map<string, ConversationStoryType>();
stories.forEach(story => {
if (story.deletedForEveryone) {
return;
}
const isSignalStory = story.sourceUuid === SIGNAL_ACI;
// if for some reason this story is already expired (bug)
// log it and skip it. Unless it's the onboarding story, that story
// doesn't have an expiration until it is viewed.
if (
!isSignalStory &&
(calculateExpirationTimestamp(story) ?? 0) < Date.now()
) {
const messageIdForLogging = getMessageIdForLogging({
...pick(story, 'type', 'sourceUuid', 'sourceDevice'),
sent_at: story.timestamp,
});
log.warn('selectors/getStories: story already expired', {
message: messageIdForLogging,
expireTimer: story.expireTimer,
expirationStartTimestamp: story.expirationStartTimestamp,
});
return;
}
const conversationStory = getConversationStory(
conversationSelector,
ourConversationId,
story
);
if (story.sendStateByConversationId) {
let sentId = story.conversationId;
let sentName = conversationStory.group?.title;
if (story.storyDistributionListId) {
const list =
story.storyDistributionListId === MY_STORY_ID
? { id: MY_STORY_ID, name: MY_STORY_ID }
: distributionListSelector(
story.storyDistributionListId.toLowerCase()
);
if (!list) {
return;
}
sentId = list.id;
sentName = list.name;
}
if (!sentName) {
return;
}
const storyView = getStoryView(
conversationSelector,
ourConversationId,
story
);
const existingStorySent = myStoriesById.get(sentId) || {
// Default to "Sent" since it's the lowest form of SendStatus and all
// others take precedence over it.
reducedSendStatus: ResolvedSendStatus.Sent,
stories: [],
};
const sendStatus = resolveStorySendStatus(storyView.sendState ?? []);
myStoriesById.set(sentId, {
id: sentId,
name: sentName,
reducedSendStatus: reduceStorySendStatus(
existingStorySent.reducedSendStatus,
sendStatus
),
stories: [storyView, ...existingStorySent.stories],
});
// If it's a group story we still want it to render as part of regular
// stories or hidden stories.
if (story.storyDistributionListId) {
return;
}
}
let storiesMap: Map<string, ConversationStoryType>;
if (conversationStory.isHidden) {
storiesMap = hiddenStoriesById;
} else {
storiesMap = storiesById;
}
const existingConversationStory =
storiesMap.get(conversationStory.conversationId) || conversationStory;
const conversationStoryObject = {
...existingConversationStory,
hasReplies:
existingConversationStory?.hasReplies || conversationStory.hasReplies,
hasRepliesFromSelf:
existingConversationStory?.hasRepliesFromSelf ||
conversationStory.hasRepliesFromSelf,
};
// For the signal story we want the thumbnail to be from the first story
if (!isSignalStory) {
conversationStoryObject.storyView = conversationStory.storyView;
}
storiesMap.set(conversationStory.conversationId, conversationStoryObject);
});
return {
hiddenStories: Array.from(hiddenStoriesById.values()).sort(
sortByRecencyAndUnread
),
myStories: Array.from(myStoriesById.values()).sort(sortMyStories),
stories: Array.from(storiesById.values()).sort(sortByRecencyAndUnread),
};
}
);
export const getStoriesNotificationCount = createSelector(
getHideStoryConversationIds,
getStoriesState,
(hideStoryConversationIds, { lastOpenedAtTimestamp, stories }): number => {
const hiddenConversationIds = new Set(hideStoryConversationIds);
return new Set(
stories
.filter(
story =>
story.readStatus === ReadStatus.Unread &&
!story.deletedForEveryone &&
story.timestamp > (lastOpenedAtTimestamp || 0) &&
!hiddenConversationIds.has(story.conversationId)
)
.map(story => story.conversationId)
).size;
}
);
export const getHasStoriesSelector = createSelector(
getStoriesEnabled,
getStoriesState,
(isEnabled, { stories }) =>
(conversationId?: string): HasStories | undefined => {
if (!isEnabled || !conversationId) {
return;
}
const conversationStories = stories.filter(
story => story.conversationId === conversationId
);
if (!conversationStories.length) {
return;
}
return conversationStories.some(
story =>
story.readStatus === ReadStatus.Unread && !story.deletedForEveryone
)
? HasStories.Unread
: HasStories.Read;
}
);
export const getStoryByIdSelector = createSelector(
getStoriesState,
getUserConversationId,
getDistributionListSelector,
({ stories }, ourConversationId, distributionListSelector) =>
(
conversationSelector: GetConversationByIdType,
messageId: string
):
| {
conversationStory: ConversationStoryType;
distributionList:
| Pick<StoryDistributionListWithMembersDataType, 'id' | 'name'>
| undefined;
storyView: StoryViewType;
}
| undefined => {
const story = stories.find(item => item.messageId === messageId);
if (!story) {
return;
}
let distributionList:
| Pick<StoryDistributionListWithMembersDataType, 'id' | 'name'>
| undefined;
if (story.storyDistributionListId) {
distributionList =
story.storyDistributionListId === MY_STORY_ID
? { id: MY_STORY_ID, name: MY_STORY_ID }
: distributionListSelector(
story.storyDistributionListId.toLowerCase()
);
}
return {
conversationStory: getConversationStory(
conversationSelector,
ourConversationId,
story
),
distributionList,
storyView: getStoryView(conversationSelector, ourConversationId, story),
};
}
);
export const getHasAllStoriesUnmuted = createSelector(
getStoriesState,
({ hasAllStoriesUnmuted }): boolean => hasAllStoriesUnmuted
);