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improved API request wrapper, partial completion of operations

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This commit is contained in:
Kaushik Narayan R
2025-03-13 15:15:43 -07:00
parent 7eec2adc7a
commit 17e0480f83
16 changed files with 320 additions and 282 deletions
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137
controllers/operations.ts
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@@ -12,7 +12,7 @@ import {
import type { RequestHandler } from "express";
import type {
EndpointHandlerBaseArgs,
EndpointHandlerWithResArgs,
LinkModel_Edge,
PlaylistModel_Pl,
URIObject,
@@ -47,11 +47,12 @@ const updateUser: RequestHandler = async (req, res) => {
let currentPlaylists: PlaylistModel_Pl[] = [];
// get first 50
const respData = await getCurrentUsersPlaylistsFirstPage({
const { resp } = await getCurrentUsersPlaylistsFirstPage({
authHeaders,
res,
});
if (!respData) return null;
if (!resp) return null;
const respData = resp.data;
currentPlaylists = respData.items.map((playlist) => {
return {
@@ -63,12 +64,13 @@ const updateUser: RequestHandler = async (req, res) => {
// keep getting batches of 50 till exhausted
while (nextURL) {
const nextData = await getCurrentUsersPlaylistsNextPage({
const { resp } = await getCurrentUsersPlaylistsNextPage({
authHeaders,
res,
nextURL,
});
if (!nextData) return null;
if (!resp) return null;
const nextData = resp.data;
currentPlaylists.push(
...nextData.items.map((playlist) => {
@@ -411,7 +413,7 @@ const removeLink: RequestHandler = async (req, res) => {
}
};
interface _GetPlaylistTracksArgs extends EndpointHandlerBaseArgs {
interface _GetPlaylistTracksArgs extends EndpointHandlerWithResArgs {
playlistID: string;
}
interface _GetPlaylistTracks {
@@ -431,13 +433,14 @@ const _getPlaylistTracks: (
let initialFields = ["snapshot_id,tracks(next,items(is_local,track(uri)))"];
let mainFields = ["next", "items(is_local,track(uri))"];
const respData = await getPlaylistDetailsFirstPage({
const { resp } = await getPlaylistDetailsFirstPage({
authHeaders,
res,
initialFields: initialFields.join(),
playlistID,
});
if (!respData) return null;
if (!resp) return null;
const respData = resp.data;
// check cache
const cachedSnapshotID = await redisClient.get(
@@ -470,12 +473,13 @@ const _getPlaylistTracks: (
// keep getting batches of 50 till exhausted
while (nextURL) {
const nextData = await getPlaylistDetailsNextPage({
const { resp } = await getPlaylistDetailsNextPage({
authHeaders,
res,
nextURL,
});
if (!nextData) return null;
if (!resp) return null;
const nextData = resp.data;
pl.tracks.push(
...nextData.items.map((playlist_item) => {
@@ -499,7 +503,7 @@ const _getPlaylistTracks: (
return pl;
};
interface _PopulateSingleLinkCoreArgs extends EndpointHandlerBaseArgs {
interface _PopulateSingleLinkCoreArgs extends EndpointHandlerWithResArgs {
link: {
from: URIObject;
to: URIObject;
@@ -522,29 +526,29 @@ interface _PopulateSingleLinkCoreArgs extends EndpointHandlerBaseArgs {
*
* CANNOT populate local files; Spotify API does not support it yet.
*/
const _populateSingleLinkCore: (
opts: _PopulateSingleLinkCoreArgs
) => Promise<{ toAddNum: number; localNum: number } | null> = async ({
authHeaders,
res,
link,
}) => {
const _populateSingleLinkCore: (opts: _PopulateSingleLinkCoreArgs) => Promise<{
toAddNum: number;
addedNum: number;
localNum: number;
} | null> = async ({ res, authHeaders, link }) => {
try {
const fromPl = link.from,
toPl = link.to;
const fromPlaylist = await _getPlaylistTracks({
authHeaders,
res,
authHeaders,
playlistID: fromPl.id,
});
if (!fromPlaylist) return null;
const toPlaylist = await _getPlaylistTracks({
authHeaders,
res,
authHeaders,
playlistID: toPl.id,
});
if (!toPlaylist) return null;
if (!fromPlaylist || !toPlaylist) return null;
const fromTrackURIs = fromPlaylist.tracks.map((track) => track.uri);
let toTrackURIs = toPlaylist.tracks
.filter((track) => !track.is_local) // API doesn't support adding local files to playlists yet
@@ -553,20 +557,21 @@ const _populateSingleLinkCore: (
const toAddNum = toTrackURIs.length;
const localNum = toPlaylist.tracks.filter((track) => track.is_local).length;
let addedNum = 0;
// append to end in batches of 100
while (toTrackURIs.length > 0) {
const nextBatch = toTrackURIs.splice(0, 100);
const addData = await addItemsToPlaylist({
const { resp } = await addItemsToPlaylist({
authHeaders,
res,
nextBatch,
playlistID: fromPl.id,
});
if (!addData) return null;
if (!resp) break;
addedNum += nextBatch.length;
}
return { toAddNum, localNum };
return { toAddNum, addedNum, localNum };
} catch (error) {
res.status(500).send({ message: "Internal Server Error" });
logger.error("_populateSingleLinkCore", { error });
@@ -612,12 +617,14 @@ const populateSingleLink: RequestHandler = async (req, res) => {
}
if (
!(await checkPlaylistEditable({
authHeaders,
res,
playlistID: fromPl.id,
userID: uID,
}))
!(
await checkPlaylistEditable({
authHeaders,
res,
playlistID: fromPl.id,
userID: uID,
})
).status
)
return null;
@@ -627,15 +634,18 @@ const populateSingleLink: RequestHandler = async (req, res) => {
link: { from: fromPl, to: toPl },
});
if (result) {
const { toAddNum, localNum } = result;
let logMsg;
logMsg =
toAddNum > 0 ? "Added " + toAddNum + " tracks" : "No tracks to add";
logMsg +=
localNum > 0 ? "; could not process " + localNum + " local files" : ".";
const { toAddNum, addedNum, localNum } = result;
let message;
message =
toAddNum > 0 ? "Added " + addedNum + " tracks" : "No tracks to add";
message +=
addedNum < toAddNum
? ", failed to add " + (toAddNum - addedNum) + " tracks"
: "";
message += localNum > 0 ? ", skipped " + localNum + " local files" : ".";
res.status(200).send({ message: logMsg });
logger.debug(logMsg, { toAddNum, localNum });
res.status(200).send({ message, toAddNum, addedNum, localNum });
logger.debug(message, { toAddNum, localNum });
}
return null;
} catch (error) {
@@ -645,7 +655,7 @@ const populateSingleLink: RequestHandler = async (req, res) => {
}
};
interface _PruneSingleLinkCoreArgs extends EndpointHandlerBaseArgs {
interface _PruneSingleLinkCoreArgs extends EndpointHandlerWithResArgs {
link: { from: URIObject; to: URIObject };
}
/**
@@ -665,7 +675,7 @@ interface _PruneSingleLinkCoreArgs extends EndpointHandlerBaseArgs {
*/
const _pruneSingleLinkCore: (
opts: _PruneSingleLinkCoreArgs
) => Promise<{ toDelNum: number } | null> = async ({
) => Promise<{ toDelNum: number; deletedNum: number } | null> = async ({
authHeaders,
res,
link,
@@ -679,13 +689,15 @@ const _pruneSingleLinkCore: (
res,
playlistID: fromPl.id,
});
if (!fromPlaylist) return null;
const toPlaylist = await _getPlaylistTracks({
authHeaders,
res,
playlistID: toPl.id,
});
if (!toPlaylist) return null;
if (!fromPlaylist || !toPlaylist) return null;
const fromTrackURIs = fromPlaylist.tracks.map((track) => track.uri);
const indexedToTrackURIs = toPlaylist.tracks.map((track, index) => {
return { ...track, position: index };
@@ -696,23 +708,24 @@ const _pruneSingleLinkCore: (
.map((track) => track.position); // get track positions
const toDelNum = indexes.length;
let deletedNum = 0;
// remove in batches of 100 (from reverse, to preserve positions while modifying)
let currentSnapshot = toPlaylist.snapshotID;
while (indexes.length > 0) {
const nextBatch = indexes.splice(Math.max(indexes.length - 100, 0), 100);
const delResponse = await removePlaylistItems({
const { resp } = await removePlaylistItems({
authHeaders,
res,
nextBatch,
playlistID: toPl.id,
snapshotID: currentSnapshot,
});
if (!delResponse) return null;
currentSnapshot = delResponse.snapshot_id;
if (!resp) break;
deletedNum += nextBatch.length;
currentSnapshot = resp.data.snapshot_id;
}
return { toDelNum };
return { toDelNum, deletedNum };
} catch (error) {
res.status(500).send({ message: "Internal Server Error" });
logger.error("_pruneSingleLinkCore", { error });
@@ -758,12 +771,14 @@ const pruneSingleLink: RequestHandler = async (req, res) => {
}
if (
!(await checkPlaylistEditable({
authHeaders,
res,
playlistID: toPl.id,
userID: uID,
}))
!(
await checkPlaylistEditable({
authHeaders,
res,
playlistID: toPl.id,
userID: uID,
})
).status
)
return null;
@@ -776,9 +791,19 @@ const pruneSingleLink: RequestHandler = async (req, res) => {
},
});
if (result) {
const { toDelNum } = result;
res.status(200).send({ message: `Removed ${toDelNum} tracks.` });
logger.debug(`Pruned ${toDelNum} tracks`, { toDelNum });
const { toDelNum, deletedNum } = result;
let message;
message =
toDelNum > 0
? "Removed " + deletedNum + " tracks"
: "No tracks to remove";
message +=
deletedNum < toDelNum
? ", failed to remove " + (toDelNum - deletedNum) + " tracks"
: ".";
res.status(200).send({ message, toDelNum, deletedNum });
logger.debug(message, { toDelNum, deletedNum });
}
return null;
} catch (error) {