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index.js
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index.js
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// # Roam Research `{{Discogs Search}}`
//
// ## Installation
//
// - Create a new block in your graph with the text `{{[[roam/js]]}}`.
// - Click "Yes, I know what I'm doing".
// - Create a new block as a child.
// - Type a backslash (`/`), then find and select the "Javascript Code Block" option.
// - Paste the contents of this file into the child block.
// - Get an API token from Discogs: https://www.discogs.com/settings/developers
// - Replace your token in the code (line 22).
//
// ## Usage
//
// - You can now create blocks with the text `{{Discogs Search}} <search terms here>`
// - A button will appear. Click it and the release details will be written to your Roam graph.
//
// ## TODO
//
// - better message to user when no results; only logs to console currently
const token = 'YOUR_DISCOGS_TOKEN_HERE'
if (window.discogsBtn) {
document.removeEventListener(discogsBtn.handleClick)
} else {
window.discogsBtn = {}
}
discogsBtn.handleClick = async (e) => {
if (e.target.tagName === 'BUTTON') {
const block = e.target.closest('.roam-block')
if (!block) return
const uid = block.id.substring(block.id.length - 9)
const content = await window.roamAlphaAPI
.q(`[:find (pull ?block [:block/string])
:where [?block :block/uid "${uid}"]]`)[0][0].string
if (!content) return
const btnRegExp = /^(\{\{Discogs Search\}\})(.*)/
const result = btnRegExp.exec(content)
if (!result) return
const [_, btnText, query] = result
if (btnText === '{{Discogs Search}}') {
const mainText = await addData(query, uid)
window.roamAlphaAPI.updateBlock({
block: {
uid: uid,
string: mainText,
},
})
}
}
}
document.addEventListener('click', discogsBtn.handleClick, false)
const handleResponse = async (res) => {
if (!res.ok) {
const text = await res.text()
return Promise.reject(text)
} else {
return await res.json()
}
}
const getSearchResults = async (query, isMaster = true) => {
const res = await fetch(
`https://api.discogs.com/database/search?token=${token}&q=${query}${
isMaster ? '&type=master' : ''
}`
)
return handleResponse(res)
}
const getMasterRelease = async (id) => {
const res = await fetch(
`https://api.discogs.com/masters/${id}?token=${token}`
)
return handleResponse(res)
}
const getMainRelease = async (id) => {
const res = await fetch(
`https://api.discogs.com/releases/${id}?token=${token}`
)
return handleResponse(res)
}
const unique = (x, idx, self) => self.indexOf(x) === idx
const writeTag = (str) => {
if (/ /.test(str)) {
return `#[[${str.toLowerCase()}]]`
} else {
return `#${str.toLowerCase()}`
}
}
const addRelease = (release, page_uid) => {
const { artists, title, year, genres, styles, labels } = release
const tags = [...genres, ...styles]
const artistsJoined = artists.map(({ name }) => name).join(artists.join)
const mainText = `${artistsJoined}, __${title}__ ([[${year}]])`
const label = labels[0].name
window.roamAlphaAPI.createBlock({
location: { 'parent-uid': page_uid, order: 0 },
block: { string: `rating:: {{Add Stars:SmartBlock:stars}}` },
})
window.roamAlphaAPI.createBlock({
location: { 'parent-uid': page_uid, order: 1 },
block: { string: `record label:: [[${label}]]` },
})
window.roamAlphaAPI.createBlock({
location: { 'parent-uid': page_uid, order: 2 },
block: { string: `tags:: ${tags.filter(unique).map(writeTag).join(' ')}` },
})
window.roamAlphaAPI.createBlock({
location: { 'parent-uid': page_uid, order: 3 },
block: { string: `url:: ${release.uri}` },
})
return mainText
}
const addData = async (query, uid) => {
try {
const searchResults = await getSearchResults(query)
if (searchResults.results.length > 0) {
const firstResult = searchResults.results[0]
const masterRelease = await getMasterRelease(firstResult.master_id)
const { labels } = await getMainRelease(masterRelease.main_release)
return addRelease({ ...masterRelease, labels }, uid)
}
const allSearchResults = await getSearchResults(query, false)
if (allSearchResults.results.length > 0) {
const release = await getMainRelease(allSearchResults.results[0].id)
return addRelease(release, uid)
} else {
window.alert('No results!')
console.log('Discogs Search :: No Results')
}
} catch (err) {
console.error('Discogs Search :: Error', err)
}
}