Notes2/static/js/page_preferences.mjs
2026-06-21 10:59:38 +02:00

283 lines
7.1 KiB
JavaScript

import { CustomHTMLElement } from "./lib/custom_html_element.mjs"
import { API } from './api.mjs'
export class N2PagePreferences extends CustomHTMLElement {
static {// {{{
this.tmpl = document.createElement('template')
this.tmpl.innerHTML = `
<style>
.el-sets {
display: grid;
grid-template-columns: min-content;
grid-gap: 32px;
}
:host > div {
margin-bottom: 32px;
}
.dev-pref-set {
display: grid;
grid-template-columns: min-content min-content;
grid-gap: 16px;
align-items: center;
white-space: nowrap;
}
</style>
<h1>Preferences</h1>
<div>Changes preferences to not download images or files on the device doesn't remove the already downloaded data.</div>
<div class="dev-pref-set">
<div>Device preference set</div>
<select data-el="dev-preference-set"></select>
</div>
<div data-el="sets"></div>
<button data-el="new-set">New set</button>
<button data-el="save" disabled>Save</button>
`
}// }}}
constructor() {// {{{
super(true)
this.sets = []
this.elNewSet.addEventListener('click', () => this.newSet())
this.elSave.addEventListener('click', () => this.save())
this.elDevPreferenceSet.addEventListener('change', event=>this.changePreferenceSet(event))
window._mbus.subscribe('SHOW_PAGE', async event => {
if (event.detail.data?.page == 'preferences') {
this.sets = await this.getPreferenceSets()
this.render()
}
})
window._mbus.subscribe('PREFERENCE_SET_MODIFIED', () => this.preferencesModified())
window._mbus.subscribe('PREFERENCE_SET_DELETE', event => this.preferencesDelete(event.detail.data.set))
}// }}}
sortSets(a, b) {// {{{
if (a.name == 'default') return -1
if (b.name == 'default') return 1
if (a.name.toLowerCase() < b.name.toLowerCase()) return -1
if (a.name.toLowerCase() > b.name.toLowerCase()) return 1
return 0
}// }}}
async render() {// {{{
try {
this.sets.sort(this.sortSets)
this.elSets.replaceChildren(...this.sets)
const setNames = this.sets.entries().map(([i, set]) => {
const optn = document.createElement('option')
optn.innerText = set.name
return optn
})
this.elDevPreferenceSet.replaceChildren(...setNames)
} catch (e) {
console.error(e)
alert(e.message)
}
}// }}}
async getPreferenceSets() {// {{{
const userData = localStorage.getItem('user')
if (userData === null)
throw new Error('Could not find user in localStorage')
const user = JSON.parse(userData)
const prefsData = user.Preferences
if (prefsData === undefined)
throw new Error('User object is missing preferences')
if (!prefsData.hasOwnProperty('default'))
throw new Error('The "default" preferences set is missing')
return Object.keys(prefsData).map(name => new N2PreferenceSet(name, prefsData[name]))
}// }}}
async retrieveServerPreferences() {// {{{
try {
API.query('GET', '/user/preferences')
} catch (e) {
console.error(e)
alert(`Error retrieving preferences: ${e.message}`)
}
}// }}}
changePreferenceSet(event) {// {{{
this.preferencesModified()
}// }}}
newSet() {// {{{
let name = prompt("Name for new preference set")
if (!name)
return
name = name.trim()
if (name === '')
return
if (name == 'default') {
alert(`Name can't be "default".`)
return
}
const exists = this.sets.some(s => s.name.toLowerCase() == name.toLowerCase())
if (exists) {
alert(`Set with name "${name}" already exist.`)
return
}
this.sets.push(new N2PreferenceSet(name, {}))
this.preferencesModified()
this.render()
}// }}}
preferencesModified() {// {{{
this.elSave.removeAttribute('disabled')
}// }}}
preferencesDelete(deleteSet) {// {{{
if (deleteSet.name == 'default') {
alert("Can't delete the default set.")
return
}
if (!confirm(`Confirm deleting "${deleteSet.name}"`))
return
this.sets = this.sets.filter(set => {
return !(set.name === deleteSet.name)
})
this.preferencesModified()
this.render()
}// }}}
async save() {// {{{
try {
let newPrefs = {}
this.sets.forEach(s => {
const setState = s.getState()
newPrefs[setState.name] = setState.state
})
// Throws exception on both HTTP and application errors.
await API.query('POST', '/user/preferences', newPrefs)
const userData = localStorage.getItem('user')
const user = JSON.parse(userData)
user.Preferences = newPrefs
localStorage.setItem('user', JSON.stringify(user))
localStorage.setItem('device_preference_set', this.elDevPreferenceSet.value)
_mbus.dispatch('DEVICE_PREFERENCE_SET_UPDATED')
} catch (e) {
console.error(e)
alert(e.message)
} finally {
this.elSave.setAttribute('disabled', true)
}
}// }}}
}
customElements.define('n2-pagepreferences', N2PagePreferences)
// Preferences is a set of preferences, of which there can be many named.
export class N2PreferenceSet extends CustomHTMLElement {
static {// {{{
this.tmpl = document.createElement('template')
this.tmpl.innerHTML = `
<style>
:host {
border: 1px solid var(--line-color);
padding: 16px;
display: grid;
grid-template-columns: min-content 1fr;
justify-items: start;
align-items: center;
grid-gap: 8px 16px;
white-space: nowrap;
user-select: none;
.header {
grid-column: 1 / -1;
width: 100%;
display: grid;
grid-template-columns: 1fr min-content;
.el-name {
font-weight: bold;
margin-bottom: 32px;
cursor: pointer;
color: var(--color1);
}
.el-delete {
cursor: pointer;
}
}
}
</style>
<div class="header">
<div data-el="name"></div>
<div data-el="delete">✘</div>
</div>
<div><label for="download-images">Download images on device</label></div>
<input data-field="download-images" type="checkbox" id="download-images">
<div><label for="download-files">Download files on device</label></div>
<input data-field="download-files" type="checkbox" id="download-files">
`
}// }}}
constructor(name, data) {// {{{
super(true)
this.name = name
this.data = data
this.render()
// Enable the save button when settings are modified.
this.allFields().forEach(f =>
f.addEventListener('input', () => _mbus.dispatch('PREFERENCE_SET_MODIFIED'))
)
this.elName.addEventListener('click', () => this.updateName())
this.elDelete.addEventListener('click', () => this.deleteSet())
}// }}}
updateName() {// {{{
if (this.name == 'default') {
alert('Can not change name of the default profile.')
return
}
const name = prompt("Change name", this.name)
if (!name)
return
this.name = name
this.render()
_mbus.dispatch('PREFERENCE_SET_MODIFIED')
}// }}}
deleteSet() {// {{{
_mbus.dispatch('PREFERENCE_SET_DELETE', { set: this })
}// }}}
render() {// {{{
this.elName.innerText = this.name
this.fieldDownloadImages.checked = this.data.DownloadImages
this.fieldDownloadFiles.checked = this.data.DownloadFiles
}// }}}
getState() {// {{{
const name = this.name.trim()
if (name === '')
throw new Error('Name can not be empty.')
return {
name: this.name.trim(),
state: this.fieldValues(),
}
}// }}}
}
customElements.define('n2-preferenceset', N2PreferenceSet)