pinafore/routes/_actions/addInstance.js

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import { getAccessTokenFromAuthCode, registerApplication, generateAuthLink } from '../_api/oauth'
import { getInstanceInfo } from '../_api/instance'
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import { goto } from 'sapper/runtime.js'
import { switchToTheme } from '../_utils/themeEngine'
import { database } from '../_database/database'
import { store } from '../_store/store'
import { updateVerifyCredentialsForInstance } from './instances'
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const REDIRECT_URI = (typeof location !== 'undefined'
? location.origin : 'https://pinafore.social') + '/settings/instances/add'
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async function redirectToOauth () {
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let instanceName = store.get('instanceNameInSearch')
let loggedInInstances = store.get('loggedInInstances')
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instanceName = instanceName.replace(/^https?:\/\//, '').replace('/$', '').toLowerCase()
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if (Object.keys(loggedInInstances).includes(instanceName)) {
store.set({logInToInstanceError: `You've already logged in to ${instanceName}`})
return
}
let registrationPromise = registerApplication(instanceName, REDIRECT_URI)
let instanceInfo = await getInstanceInfo(instanceName)
await database.setInstanceInfo(instanceName, instanceInfo) // cache for later
let instanceData = await registrationPromise
store.set({
currentRegisteredInstanceName: instanceName,
currentRegisteredInstance: instanceData
})
store.save()
let oauthUrl = generateAuthLink(
instanceName,
instanceData.client_id,
REDIRECT_URI
)
document.location.href = oauthUrl
}
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export async function logInToInstance () {
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store.set({logInToInstanceLoading: true})
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store.set({logInToInstanceError: null})
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try {
await redirectToOauth()
} catch (err) {
console.error(err)
let error = `${err.message || err.name}. ` +
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(navigator.onLine
? `Is this a valid Mastodon instance?`
: `Are you offline?`)
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store.set({logInToInstanceError: error})
} finally {
store.set({logInToInstanceLoading: false})
}
}
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async function registerNewInstance (code) {
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let currentRegisteredInstanceName = store.get('currentRegisteredInstanceName')
let currentRegisteredInstance = store.get('currentRegisteredInstance')
let instanceData = await getAccessTokenFromAuthCode(
currentRegisteredInstanceName,
currentRegisteredInstance.client_id,
currentRegisteredInstance.client_secret,
code,
REDIRECT_URI
)
let loggedInInstances = store.get('loggedInInstances')
let loggedInInstancesInOrder = store.get('loggedInInstancesInOrder')
let instanceThemes = store.get('instanceThemes')
instanceThemes[currentRegisteredInstanceName] = 'default'
loggedInInstances[currentRegisteredInstanceName] = instanceData
if (!loggedInInstancesInOrder.includes(currentRegisteredInstanceName)) {
loggedInInstancesInOrder.push(currentRegisteredInstanceName)
}
store.set({
instanceNameInSearch: '',
currentRegisteredInstanceName: null,
currentRegisteredInstance: null,
loggedInInstances: loggedInInstances,
currentInstance: currentRegisteredInstanceName,
loggedInInstancesInOrder: loggedInInstancesInOrder,
instanceThemes: instanceThemes
})
store.save()
switchToTheme('default')
// fire off request for account so it's cached
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updateVerifyCredentialsForInstance(currentRegisteredInstanceName)
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goto('/')
}
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export async function handleOauthCode (code) {
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try {
store.set({logInToInstanceLoading: true})
await registerNewInstance(code)
} catch (err) {
store.set({logInToInstanceError: `${err.message || err.name}. Failed to connect to instance.`})
} finally {
store.set({logInToInstanceLoading: false})
}
}