299 lines
9.1 KiB
JavaScript
299 lines
9.1 KiB
JavaScript
// @ts-check
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const Ty = require("../types")
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const assert = require("assert").strict
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const passthrough = require("../passthrough")
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const { discord, sync, db } = passthrough
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/** @type {import("./mreq")} */
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const mreq = sync.require("./mreq")
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/** @type {import("./file")} */
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const file = sync.require("./file")
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/** @type {import("./txnid")} */
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const makeTxnId = sync.require("./txnid")
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/**
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* @param {string} p endpoint to access
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* @param {string?} [mxid] optional: user to act as, for the ?user_id parameter
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* @param {{[x: string]: any}} [otherParams] optional: any other query parameters to add
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* @returns {string} the new endpoint
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*/
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function path(p, mxid, otherParams = {}) {
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const u = new URL(p, "http://localhost")
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if (mxid) u.searchParams.set("user_id", mxid)
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for (const entry of Object.entries(otherParams)) {
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if (entry[1] != undefined) {
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u.searchParams.set(entry[0], entry[1])
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}
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}
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let result = u.pathname
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const str = u.searchParams.toString()
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if (str) result += "?" + str
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return result
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}
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/**
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* @param {string} username
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* @returns {Promise<Ty.R.Registered>}
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*/
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function register(username) {
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console.log(`[api] register: ${username}`)
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return mreq.mreq("POST", "/client/v3/register", {
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type: "m.login.application_service",
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username
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})
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}
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/**
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* @returns {Promise<string>} room ID
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*/
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async function createRoom(content) {
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console.log(`[api] create room:`, content)
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/** @type {Ty.R.RoomCreated} */
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const root = await mreq.mreq("POST", "/client/v3/createRoom", content)
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return root.room_id
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}
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/**
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* @returns {Promise<string>} room ID
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*/
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async function joinRoom(roomIDOrAlias, mxid) {
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/** @type {Ty.R.RoomJoined} */
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const root = await mreq.mreq("POST", path(`/client/v3/join/${roomIDOrAlias}`, mxid))
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return root.room_id
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}
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async function inviteToRoom(roomID, mxidToInvite, mxid) {
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await mreq.mreq("POST", path(`/client/v3/rooms/${roomID}/invite`, mxid), {
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user_id: mxidToInvite
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})
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}
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async function leaveRoom(roomID, mxid) {
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console.log(`[api] leave: ${roomID}: ${mxid}`)
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await mreq.mreq("POST", path(`/client/v3/rooms/${roomID}/leave`, mxid), {})
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}
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/**
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* @param {string} roomID
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* @param {string} eventID
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* @template T
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*/
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async function getEvent(roomID, eventID) {
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/** @type {Ty.Event.Outer<T>} */
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const root = await mreq.mreq("GET", `/client/v3/rooms/${roomID}/event/${eventID}`)
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return root
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}
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/**
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* @param {string} roomID
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* @param {number} ts unix silliseconds
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*/
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async function getEventForTimestamp(roomID, ts) {
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/** @type {{event_id: string, origin_server_ts: number}} */
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const root = await mreq.mreq("GET", path(`/client/v1/rooms/${roomID}/timestamp_to_event`, null, {ts}))
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return root
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}
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/**
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* @param {string} roomID
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* @returns {Promise<Ty.Event.BaseStateEvent[]>}
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*/
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function getAllState(roomID) {
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return mreq.mreq("GET", `/client/v3/rooms/${roomID}/state`)
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}
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/**
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* @param {string} roomID
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* @param {string} type
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* @param {string} key
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* @returns the *content* of the state event
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*/
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function getStateEvent(roomID, type, key) {
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return mreq.mreq("GET", `/client/v3/rooms/${roomID}/state/${type}/${key}`)
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}
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/**
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* "Any of the AS's users must be in the room. This API is primarily for Application Services and should be faster to respond than /members as it can be implemented more efficiently on the server."
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* @param {string} roomID
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* @returns {Promise<{joined: {[mxid: string]: {avatar_url: string?, display_name: string?}}}>}
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*/
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function getJoinedMembers(roomID) {
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return mreq.mreq("GET", `/client/v3/rooms/${roomID}/joined_members`)
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}
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/**
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* @param {string} roomID
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* @param {{from?: string, limit?: any}} pagination
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* @returns {Promise<Ty.HierarchyPagination<Ty.R.Hierarchy>>}
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*/
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function getHierarchy(roomID, pagination) {
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let path = `/client/v1/rooms/${roomID}/hierarchy`
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if (!pagination.from) delete pagination.from
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if (!pagination.limit) pagination.limit = 50
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path += `?${new URLSearchParams(pagination)}`
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return mreq.mreq("GET", path)
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}
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/**
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* Like `getHierarchy` but collects all pages for you.
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* @param {string} roomID
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*/
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async function getFullHierarchy(roomID) {
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/** @type {Ty.R.Hierarchy[]} */
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let rooms = []
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/** @type {string | undefined} */
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let nextBatch = undefined
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do {
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/** @type {Ty.HierarchyPagination<Ty.R.Hierarchy>} */
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const res = await getHierarchy(roomID, {from: nextBatch})
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rooms.push(...res.rooms)
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nextBatch = res.next_batch
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} while (nextBatch)
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return rooms
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}
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/**
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* @param {string} roomID
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* @param {string} eventID
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* @param {{from?: string, limit?: any}} pagination
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* @param {string?} [relType]
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* @returns {Promise<Ty.Pagination<Ty.Event.Outer<any>>>}
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*/
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function getRelations(roomID, eventID, pagination, relType) {
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let path = `/client/v1/rooms/${roomID}/relations/${eventID}`
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if (relType) path += `/${relType}`
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if (!pagination.from) delete pagination.from
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if (!pagination.limit) pagination.limit = 50 // get a little more consistency between homeservers
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path += `?${new URLSearchParams(pagination)}`
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return mreq.mreq("GET", path)
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}
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/**
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* @param {string} roomID
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* @param {string} type
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* @param {string} stateKey
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* @param {string} [mxid]
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* @returns {Promise<string>} event ID
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*/
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async function sendState(roomID, type, stateKey, content, mxid) {
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console.log(`[api] state: ${roomID}: ${type}/${stateKey}`)
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assert.ok(type)
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assert.ok(typeof stateKey === "string")
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/** @type {Ty.R.EventSent} */
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// encodeURIComponent is necessary because state key can contain some special characters like / but you must encode them so they fit in a single component of the URI
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const root = await mreq.mreq("PUT", path(`/client/v3/rooms/${roomID}/state/${type}/${encodeURIComponent(stateKey)}`, mxid), content)
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return root.event_id
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}
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/**
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* @param {string} roomID
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* @param {string} type
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* @param {any} content
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* @param {string?} [mxid]
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* @param {number} [timestamp] timestamp of the newly created event, in unix milliseconds
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*/
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async function sendEvent(roomID, type, content, mxid, timestamp) {
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if (!["m.room.message", "m.reaction", "m.sticker"].includes(type)) {
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console.log(`[api] event ${type} to ${roomID} as ${mxid || "default sim"}`)
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}
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/** @type {Ty.R.EventSent} */
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const root = await mreq.mreq("PUT", path(`/client/v3/rooms/${roomID}/send/${type}/${makeTxnId.makeTxnId()}`, mxid, {ts: timestamp}), content)
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return root.event_id
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}
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/**
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* @param {string} roomID
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* @param {string} eventID
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* @param {string?} [mxid]
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* @returns {Promise<string>} event ID
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*/
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async function redactEvent(roomID, eventID, mxid) {
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/** @type {Ty.R.EventRedacted} */
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const root = await mreq.mreq("PUT", path(`/client/v3/rooms/${roomID}/redact/${eventID}/${makeTxnId.makeTxnId()}`, mxid), {})
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return root.event_id
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}
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/**
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* @param {string} roomID
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* @param {boolean} isTyping
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* @param {string} mxid
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* @param {number} [duration] milliseconds
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*/
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async function sendTyping(roomID, isTyping, mxid, duration) {
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await mreq.mreq("PUT", path(`/client/v3/rooms/${roomID}/typing/${mxid}`, mxid), {
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typing: isTyping,
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timeout: duration
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})
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}
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async function profileSetDisplayname(mxid, displayname) {
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await mreq.mreq("PUT", path(`/client/v3/profile/${mxid}/displayname`, mxid), {
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displayname
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})
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}
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async function profileSetAvatarUrl(mxid, avatar_url) {
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await mreq.mreq("PUT", path(`/client/v3/profile/${mxid}/avatar_url`, mxid), {
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avatar_url
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})
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}
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/**
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* Set a user's power level within a room.
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* @param {string} roomID
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* @param {string} mxid
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* @param {number} power
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*/
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async function setUserPower(roomID, mxid, power) {
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assert(roomID[0] === "!")
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assert(mxid[0] === "@")
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// Yes there's no shortcut https://github.com/matrix-org/matrix-appservice-bridge/blob/2334b0bae28a285a767fe7244dad59f5a5963037/src/components/intent.ts#L352
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const powerLevels = await getStateEvent(roomID, "m.room.power_levels", "")
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powerLevels.users = powerLevels.users || {}
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if (power != null) {
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powerLevels.users[mxid] = power
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} else {
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delete powerLevels.users[mxid]
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}
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await sendState(roomID, "m.room.power_levels", "", powerLevels)
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return powerLevels
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}
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/**
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* Set a user's power level for a whole room hierarchy.
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* @param {string} roomID
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* @param {string} mxid
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* @param {number} power
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*/
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async function setUserPowerCascade(roomID, mxid, power) {
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assert(roomID[0] === "!")
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assert(mxid[0] === "@")
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const rooms = await getFullHierarchy(roomID)
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for (const room of rooms) {
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await setUserPower(room.room_id, mxid, power)
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}
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}
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module.exports.path = path
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module.exports.register = register
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module.exports.createRoom = createRoom
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module.exports.joinRoom = joinRoom
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module.exports.inviteToRoom = inviteToRoom
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module.exports.leaveRoom = leaveRoom
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module.exports.getEvent = getEvent
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module.exports.getEventForTimestamp = getEventForTimestamp
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module.exports.getAllState = getAllState
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module.exports.getStateEvent = getStateEvent
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module.exports.getJoinedMembers = getJoinedMembers
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module.exports.getHierarchy = getHierarchy
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module.exports.getFullHierarchy = getFullHierarchy
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module.exports.getRelations = getRelations
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module.exports.sendState = sendState
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module.exports.sendEvent = sendEvent
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module.exports.redactEvent = redactEvent
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module.exports.sendTyping = sendTyping
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module.exports.profileSetDisplayname = profileSetDisplayname
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module.exports.profileSetAvatarUrl = profileSetAvatarUrl
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module.exports.setUserPower = setUserPower
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module.exports.setUserPowerCascade = setUserPowerCascade
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