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Add: check for deleted items

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Nicholas Wallace 2024-11-08 10:49:12 -07:00
parent e57d4cc544
commit e8d8b67c0a
1 changed files with 62 additions and 10 deletions
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72
server/utils/queries/libraryFilters.js
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@ -459,12 +459,29 @@ module.exports = {
languages: new Set(),
publishers: new Set(),
publishedDecades: new Set(),
bookCount: 0, // How many books returned from database query
authorCount: 0, // How many authors returned from database query
seriesCount: 0, // How many series returned from database query
podcastCount: 0, // How many podcasts returned from database query
numIssues: 0
}
const lastLoadedAt = cachedFilterData ? cachedFilterData.loadedAt : 0
if (mediaType === 'podcast') {
// Check how many podcasts are in library to determine if we need to load all of the data
// This is done to handle the edge case of podcasts having been deleted and not having
// an updatedAt timestamp to trigger a reload of the filter data
const podcastCountFromDatabase = await Database.podcastModel.count({
include: {
model: Database.libraryItemModel,
attributes: [],
where: {
libraryId: libraryId
}
}
})
// To reduce the cold-start load time, first check if any podcasts
// have an "updatedAt" timestamp since the last time the filter
// data was loaded. If so, we can skip loading all of the data.
@ -490,11 +507,14 @@ module.exports = {
})
if (changedPodcasts === 0) {
// If nothing has changed, update the cache to current time for 30 minute
// cache time and return the cached data
Logger.debug(`Filter data for ${libraryId} has not changed, returning cached data and updating cache time after ${((Date.now() - start) / 1000).toFixed(2)}s`)
Database.libraryFilterData[libraryId].loadedAt = Date.now()
return cachedFilterData
// If nothing has changed, check if the number of podcasts in
// library is still the same as prior check before updating cache creation time
if (podcastCountFromDatabase === Database.libraryFilterData[libraryId].podcastCount) {
Logger.debug(`Filter data for ${libraryId} has not changed, returning cached data and updating cache time after ${((Date.now() - start) / 1000).toFixed(2)}s`)
Database.libraryFilterData[libraryId].loadedAt = Date.now()
return cachedFilterData
}
}
// Something has changed in the podcasts table, so reload all of the filter data for library
@ -519,7 +539,32 @@ module.exports = {
data.languages.add(podcast.language)
}
}
// Set podcast count for later comparison
data.podcastCount = podcastCountFromDatabase
} else {
const bookCountFromDatabase = await Database.bookModel.count({
include: {
model: Database.libraryItemModel,
attributes: [],
where: {
libraryId: libraryId
}
}
})
const seriesCountFromDatabase = await Database.seriesModel.count({
where: {
libraryId: libraryId
}
})
const authorCountFromDatabase = await Database.authorModel.count({
where: {
libraryId: libraryId
}
})
// To reduce the cold-start load time, first check if any library items, series,
// or authors have an "updatedAt" timestamp since the last time the filter
// data was loaded. If so, we can skip loading all of the data.
@ -566,13 +611,20 @@ module.exports = {
})
if (changedBooks + changedSeries + changedAuthors === 0) {
// If nothing has changed, update the cache to current time for 30 minute
// cache time and return the cached data
Logger.debug(`Filter data for ${libraryId} has not changed, returning cached data and updating cache time after ${((Date.now() - start) / 1000).toFixed(2)}s`)
Database.libraryFilterData[libraryId].loadedAt = Date.now()
return cachedFilterData
// If nothing has changed, check if the number of authors, series, and books
// matches the prior check before updating cache creation time
if (bookCountFromDatabase === Database.libraryFilterData[libraryId].bookCount && seriesCountFromDatabase === Database.libraryFilterData[libraryId].seriesCount && authorCountFromDatabase === Database.libraryFilterData[libraryId].authorCount) {
Logger.debug(`Filter data for ${libraryId} has not changed, returning cached data and updating cache time after ${((Date.now() - start) / 1000).toFixed(2)}s`)
Database.libraryFilterData[libraryId].loadedAt = Date.now()
return cachedFilterData
}
}
// Store the counts for later comparison
data.bookCount = bookCountFromDatabase
data.seriesCount = seriesCountFromDatabase
data.authorCount = authorCountFromDatabase
// Something has changed in one of the tables, so reload all of the filter data for library
const books = await Database.bookModel.findAll({
include: {