30 lines
822 B
JavaScript
30 lines
822 B
JavaScript
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const State = require('../State')
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class UpdateState extends State {
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static get services() {
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return [...super.services, 'output']
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}
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constructor(host, config) {
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if ( !host.packages ) {
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throw new Error(`Cannot apply update state to host ${host.name}: missing package manager API.`)
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}
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super(host, config)
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}
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async apply() {
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const packages = (await this._host.packages.list_updates()).map(x => x.name)
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await this._host.packages.update(...packages)
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}
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async check() {
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return (await this._host.packages.list_updates()).length === 0
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}
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async reverse() {
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this.output.warn(`Update state does not currently support reversing package updates. (Host: ${this._host.name})`)
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}
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}
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module.exports = exports = UpdateState
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