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Searching: Correctly order the combined search results.

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This commit is contained in:
Damir Jelić 2020-06-04 11:18:53 +02:00
parent c2e0e10553
commit 28f7d23bfc
1 changed files with 91 additions and 17 deletions
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108
src/Searching.js
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@ -184,20 +184,78 @@ async function localPagination(searchResult) {
return result;
}
function combineEvents(localEvents = undefined, serverEvents = undefined, cachedEvents = undefined) {
function combineEvents(previousSearchResult, localEvents = undefined, serverEvents = undefined) {
const response = {};
if (localEvents && serverEvents) {
response.results = localEvents.results.concat(serverEvents.results).sort(compareEvents);
response.highlights = localEvents.highlights.concat(serverEvents.highlights);
} else if (localEvents) {
response.results = localEvents.results;
response.highlights = localEvents.highlights;
} else {
response.results = serverEvents.results;
response.highlights = serverEvents.highlights;
let oldestEventFrom = "server";
let cachedEvents;
if (previousSearchResult.oldestEventFrom) {
oldestEventFrom = previousSearchResult.oldestEventFrom;
}
if (previousSearchResult.cachedEvents) {
cachedEvents = previousSearchResult.cachedEvents;
}
if (localEvents && serverEvents) {
const oldestLocalEvent = localEvents.results[localEvents.results.length - 1].result;
const oldestServerEvent = serverEvents.results[serverEvents.results.length - 1].result;
if (oldestLocalEvent.origin_server_ts <= oldestServerEvent.origin_server_ts) {
oldestEventFrom = "local";
}
const combinedEvents = localEvents.results.concat(serverEvents.results).sort(compareEvents);
response.results = combinedEvents.slice(0, 10);
response.highlights = localEvents.highlights.concat(serverEvents.highlights);
previousSearchResult.cachedEvents = combinedEvents.slice(10);
console.log("HELLOO COMBINED", combinedEvents);
} else if (localEvents) {
if (cachedEvents && cachedEvents.length > 0) {
const oldestLocalEvent = localEvents.results[localEvents.results.length - 1].result;
const oldestCachedEvent = cachedEvents[cachedEvents.length - 1].result;
if (oldestLocalEvent.origin_server_ts <= oldestCachedEvent.origin_server_ts) {
oldestEventFrom = "local";
}
const combinedEvents = localEvents.results.concat(cachedEvents).sort(compareEvents);
response.results = combinedEvents.slice(0, 10);
previousSearchResult.cachedEvents = combinedEvents.slice(10);
} else {
response.results = localEvents.results;
}
response.highlights = localEvents.highlights;
} else if (serverEvents) {
console.log("HEEEEELOO WHAT'S GOING ON", cachedEvents);
if (cachedEvents && cachedEvents.length > 0) {
const oldestServerEvent = serverEvents.results[serverEvents.results.length - 1].result;
const oldestCachedEvent = cachedEvents[cachedEvents.length - 1].result;
if (oldestServerEvent.origin_server_ts <= oldestCachedEvent.origin_server_ts) {
oldestEventFrom = "server";
}
const combinedEvents = serverEvents.results.concat(cachedEvents).sort(compareEvents);
response.results = combinedEvents.slice(0, 10);
previousSearchResult.cachedEvents = combinedEvents.slice(10);
} else {
response.results = serverEvents.results;
}
response.highlights = serverEvents.highlights;
} else {
if (cachedEvents && cachedEvents.length > 0) {
response.results = cachedEvents;
}
response.highlights = [];
delete previousSearchResult.cachedEvents;
}
previousSearchResult.oldestEventFrom = oldestEventFrom;
return response;
}
@ -205,7 +263,7 @@ function combineEvents(localEvents = undefined, serverEvents = undefined, cached
* Combine the local and server search responses
*/
function combineResponses(previousSearchResult, localEvents = undefined, serverEvents = undefined) {
const response = combineEvents(localEvents, serverEvents);
const response = combineEvents(previousSearchResult, localEvents, serverEvents);
if (previousSearchResult.count) {
response.count = previousSearchResult.count;
@ -215,12 +273,20 @@ function combineResponses(previousSearchResult, localEvents = undefined, serverE
if (localEvents) {
previousSearchResult.seshatQuery.next_batch = localEvents.next_batch;
response.next_batch = localEvents.next_batch;
}
if (serverEvents && serverEvents.next_batch) {
if (serverEvents) {
previousSearchResult.serverSideNextBatch = serverEvents.next_batch;
response.next_batch = serverEvents.next_batch;
}
if (previousSearchResult.seshatQuery.next_batch) {
response.next_batch = previousSearchResult.seshatQuery.next_batch;
} else if (previousSearchResult.serverSideNextBatch) {
response.next_batch = previousSearchResult.serverSideNextBatch;
}
if (!response.next_batch && previousSearchResult.cachedEvents && previousSearchResult.cachedEvents.length > 0) {
response.next_batch = "cached";
}
console.log("HELLOO COMBINING RESULTS", localEvents, serverEvents, response);
@ -239,16 +305,24 @@ async function combinedPagination(searchResult) {
let localResult;
let serverSideResult;
if (searchArgs.next_batch) {
const oldestEventFrom = searchResult.oldestEventFrom;
if ((searchArgs.next_batch && oldestEventFrom === "server") || (!searchResult.serverSideNextBatch && searchArgs.next_batch)) {
localResult = await eventIndex.search(searchArgs);
}
if (searchResult.serverSideNextBatch) {
if ((searchResult.serverSideNextBatch && oldestEventFrom === "local") || (!searchArgs.next_batch && searchResult.serverSideNextBatch)) {
const body = {body: searchResult._query, next_batch: searchResult.serverSideNextBatch};
serverSideResult = await client.search(body);
}
const combinedResult = combineResponses(searchResult, localResult, serverSideResult.search_categories.room_events);
let serverEvents;
if (serverSideResult) {
serverEvents = serverSideResult.search_categories.room_events;
}
const combinedResult = combineResponses(searchResult, localResult, serverEvents);
const response = {
search_categories: {