spee.ch/client/src/sagas/show_asset.js

116 lines
3.5 KiB
JavaScript

import { call, put, select, takeLatest } from 'redux-saga/effects';
import * as actions from '../constants/show_action_types';
import * as channelActions from '../constants/channel_action_types';
import {
addRequestToRequestList,
onRequestError,
onRequestUpdate,
addAssetToAssetList,
updateAssetViewsInList,
} from '../actions/show';
import { getLongClaimId, getShortId, getClaimData, getClaimViews } from '../api/assetApi';
import { selectChannelState } from '../selectors/channel';
import { selectShowState } from '../selectors/show';
import { selectSiteHost } from '../selectors/site';
export function * newAssetRequest (action) {
const { requestType, requestId, name, modifier } = action.data;
// put an action to update the request in redux
yield put(onRequestUpdate(requestType, requestId));
// is this an existing request?
// If this uri is in the request list, it's already been fetched
const state = yield select(selectShowState);
const host = yield select(selectSiteHost);
if (state.requestList[requestId]) {
return null;
}
// get long id && add request to request list
let longId;
try {
({data: longId} = yield call(getLongClaimId, host, name, modifier));
} catch (error) {
return yield put(onRequestError(error.message));
}
const assetKey = `a#${name}#${longId}`;
yield put(addRequestToRequestList(requestId, null, assetKey));
// is this an existing asset?
// If this asset is in the asset list, it's already been fetched
if (state.assetList[assetKey]) {
return null;
}
// get short Id
let shortId;
try {
({data: shortId} = yield call(getShortId, host, name, longId));
} catch (error) {
return yield put(onRequestError(error.message));
}
// get asset claim data
let claimData;
let claimViews = null;
try {
({data: claimData} = yield call(getClaimData, host, name, longId));
} catch (error) {
return yield put(onRequestError(error.message));
}
try {
const { loggedInChannel } = yield select(selectChannelState);
if(loggedInChannel && loggedInChannel.longId) {
const {
data: claimViewData
} = yield call(getClaimViews, longId);
claimViews = claimViewData[longId] || 0;
}
} catch (error) { }
// add asset to asset list
yield put(addAssetToAssetList(assetKey, null, name, longId, shortId, claimData, claimViews));
// clear any errors in request error
yield put(onRequestError(null));
};
export function * updateAssetViews (action) {
// update each loaded claim that's in the loggedInChannel
try {
const showState = yield select(selectShowState);
const { data: loggedInChannel } = action;
const channelId = loggedInChannel.longId;
for(let key in showState.assetList) {
let asset = showState.assetList[key];
if(asset.claimData && asset.claimData.certificateId === channelId) {
const longId = asset.claimId;
const assetKey = `a#${asset.name}#${longId}`;
let claimViews = null;
if(longId) {
const {
data: claimViewData
} = yield call(getClaimViews, longId);
claimViews = claimViewData[longId] || 0;
}
yield put(updateAssetViewsInList(assetKey, longId, claimViews));
}
}
} catch (error) {
console.log(error)
}
};
export function * watchUpdateAssetViews (action) {
yield takeLatest(channelActions.CHANNEL_UPDATE, updateAssetViews)
};
export function * watchNewAssetRequest () {
yield takeLatest(actions.ASSET_REQUEST_NEW, newAssetRequest);
};