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'use strict';
const Prompt = require('../types/string');
const completer = require('../completer');
class Input extends Prompt {
constructor(options) {
super(options);
let history = this.options.history;
if (history && history.store) {
let initial = history.values || this.initial;
this.autosave = !!history.autosave;
this.store = history.store;
this.data = this.store.get('values') || { past: [], present: initial };
this.initial = this.data.present || this.data.past[this.data.past.length - 1];
}
}
completion(action) {
if (!this.store) return this.alert();
this.data = completer(action, this.data, this.input);
if (!this.data.present) return this.alert();
this.input = this.data.present;
this.cursor = this.input.length;
return this.render();
}
altUp() {
return this.completion('prev');
}
altDown() {
return this.completion('next');
}
prev() {
this.save();
return super.prev();
}
save() {
if (!this.store) return;
this.data = completer('save', this.data, this.input);
this.store.set('values', this.data);
}
submit() {
if (this.store && this.autosave === true) {
this.save();
}
return super.submit();
}
}
module.exports = Input;