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import Codon from './codon.mjs'
import Die from './die.mjs'
import { randomItem } from './utils.mjs'
class Genome {
constructor(nucleotides) {
const codonList = document.createElement('ol')
this.codons = []
let tmpCodon = []
nucleotides.forEach(base => {
tmpCodon.push(base)
if (tmpCodon.length == 3) {
const c = new Codon(...tmpCodon)
codonList.appendChild(c.elt)
this.codons.push(c)
tmpCodon = []
}
})
this.elt.appendChild(codonList)
this.lock()
this._boundNucleotideClickedHandler =
this.nucleotideClickedHandler.bind(this)
this.codons.forEach(c => {
c.bases.forEach(b => {
b.onClick = this._boundNucleotideClickedHandler
})
})
}
get elt() {
if (this._elt === undefined) {
this._elt = document.createElement('li')
this._elt.classList.add('genome')
}
return this._elt
}
get nucleotides() {
return this.codons.reduce((acc, c) => {
return acc.concat(c.bases)
}, [])
}
get length() {
return this.codons.reduce((acc, c) => {
return acc + c.bases.length
}, 0)
}
get onNucleotideSelectionChanged() {
if (this._onNucleotideSelectionChanged !== undefined) {
return this._onNucleotideSelectionChanged
}
return () => {}
}
set onNucleotideSelectionChanged(fn) {
this._onNucleotideSelectionChanged = fn
}
lock() {
this.elt.classList.add('locked')
this.codons.forEach(n => n.lock())
}
unlock() {
this.elt.classList.remove('locked')
this.codons.forEach(n => n.unlock())
}
clone() {
return new Genome(this.nucleotides.map(n => n.value))
}
get selectedNucleotide() {
return this._selectedNucleotide
}
set selectedNucleotide(nucleotide) {
if (this.selectedNucleotide !== undefined) {
this.selectedNucleotide.deselect()
}
this._selectedNucleotide = nucleotide
this._selectedNucleotide.select()
let i = 0
for (const c of this.codons) {
for (const b of c.bases) {
if (b === this._selectedNucleotide) {
this.selectedCodon = c
this.onNucleotideSelectionChanged(this._selectedNucleotide, i)
return
}
i++
}
}
}
nucleotideClickedHandler(nucleotide) {
this.selectedNucleotide = nucleotide
}
}
export default Genome
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