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/
settings.ts
210 lines (184 loc) · 5.5 KB
/
settings.ts
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import { AlfredError, FILES, Schema, SETTINGS_PATH } from '@/project'
import { Item, List, Notification, uuid } from '@/workflow'
import AJV from 'ajv'
import compose from 'stampit'
import writeJsonFile from 'write-json-file'
/** @hidden */
const ajv = new AJV({ allErrors: true })
/** @hidden */
const SettingsList = compose(List, {
init(this: workflow.ListInstance, { settings }: { settings: project.Settings }) {
this.items = this.items || []
Object.keys(Schema.properties).forEach((key: string) => {
if (key !== 'uuid') {
this.items.push(
Item({
title: `SETTING: ${key}`,
subtitle: `${Schema.properties[key].explanation}`,
autocomplete: ` ${key}`,
valid: false
})
)
}
})
}
})
/** @hidden */
const SettingList = compose(List, {
init(
this: workflow.ListInstance,
{
key = '',
value = '',
settings
}: { key: string; value: string | number | boolean; settings: project.Settings }
) {
this.items = this.items || []
if (!Schema.properties[key]) {
this.items.push(
Item({
title: 'NO SUCH SETTING',
subtitle: 'Alas, but dust yourself off and try again',
valid: false
})
)
} else {
let subtitle = `Current value: ${settings[key]}`
let valid = '\u2713'
// eslint-disable-next-line
if (getErrors(key, value, settings).length > 0) {
subtitle += ` (${Schema.properties[key].explanation})`
valid = '\u2715'
}
if (Schema.properties[key].type === 'boolean') {
this.items.push(
Item({
title: 'New: true',
subtitle: `Current value: ${settings[key]}`,
arg: { key, value: true }
})
)
this.items.push(
Item({
title: 'New: false',
subtitle: `Current value: ${settings[key]}`,
arg: { key, value: false }
})
)
} else if (Schema.properties[key].type === 'string') {
this.items.push(
Item({
title: `New: ${value} (${valid})`,
subtitle,
arg: { key, value }
})
)
} else if (Schema.properties[key].type === 'number') {
this.items.push(
Item({
title: `New: ${value} (${valid})`,
subtitle,
arg: { key, value: +value }
})
)
} else {
this.items.push(
Item({
title: 'NO SUCH SETTING',
subtitle: 'Alas, but dust yourself off and try again',
valid: false
})
)
}
}
}
})
/** @hidden */
function formatValidationErrors(errors: any[]) {
return errors
.map((err: any) => {
return `${err.dataPath.replace('.', '')} ${err.message} (${err.params.allowedValues})`
})
.join('. ')
}
/** @hidden */
function createDefault() {
const starter: project.Settings = {
token: '',
language: 'en',
max_items: 9,
cache_timeout: 3600,
uuid: uuid(),
anonymous_statistics: true
}
const validate = ajv.compile(Schema)
if (validate(starter)) {
return starter
}
throw new AlfredError(formatValidationErrors(validate.errors || []))
}
/** @hidden */
function castSettingTypes(settings: project.Settings) {
const typeCast: project.Settings = settings
Object.entries(settings).forEach(([key, value]) => {
if (Schema.properties[key] && Schema.properties[key].type === 'boolean') {
if (typeof value === 'boolean') {
typeCast[key] = value
} else if (value === 'true') {
typeCast[key] = true
} else if (value === 'false') {
typeCast[key] = false
} else {
throw new Error(`Setting ${key} should a boolean type, was ${value}`)
}
} else if (Schema.properties[key] && Schema.properties[key].type === 'number') {
if (typeof value === 'number') {
typeCast[key] = value
} else if (!isNaN(+value)) {
typeCast[key] = +value
} else {
throw new Error(`Setting ${key} should a number type, was ${value}`)
}
} else {
typeCast[key] = value
}
})
return typeCast
}
/** @hidden */
function getErrors(key: string, value: string | number | boolean, settings: project.Settings) {
const updated = Object.assign({}, settings, { [key]: value })
const validate = ajv.compile(Schema)
if (!validate(castSettingTypes(updated))) {
return validate.errors || []
}
return []
}
export function getSettings(): project.Settings {
// Reintroduce defaults when a setting goes missing
return castSettingTypes(Object.assign(createDefault(), FILES.settings))
}
export function getSetting(setting: string) {
const settings = getSettings()
return settings[setting]
}
export function list() {
const settings = getSettings()
const settingsList = SettingsList({ settings })
return settingsList.write()
}
export function verify(key: string, value: string | number | boolean) {
const settings = getSettings()
const settingList = SettingList({ key, value, settings })
return settingList.write()
}
export async function save({ key, value }: { key: string; value: string | number | boolean }) {
const settings = getSettings()
const errors = getErrors(key, value, settings)
if (errors.length === 0) {
await writeJsonFile(SETTINGS_PATH, Object.assign(settings, { [key]: value }))
return Notification({ message: 'Setting updated' }).write()
} else {
throw new AlfredError(formatValidationErrors(errors || []))
}
}