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'use strict'
import library from './library.js'
export default function Orca (terminal) {
this.w = 1 // Default Width
this.h = 1 // Default Height
this.f = 0 // Frame
this.s = '' // String
this.terminal = terminal
this.keys = Object.keys(library).slice(0, 36)
this.locks = []
this.runtime = []
this.variables = {}
this.run = function () {
this.runtime = this.parse()
this.operate(this.runtime)
this.f += 1
}
this.reset = function (w = this.w, h = this.h) {
this.f = 0
this.w = w
this.h = h
this.replace(new Array((this.h * this.w) + 1).join('.'))
}
this.load = function (w, h, s, f = 0) {
this.w = w
this.h = h
this.f = f
this.replace(this.clean(s))
return this
}
this.write = function (x, y, g) {
if (!g) { return false }
if (g.length !== 1) { return false }
if (!this.inBounds(x, y)) { return false }
if (this.glyphAt(x, y) === g) { return false }
const index = this.indexAt(x, y)
const glyph = !this.isAllowed(g) ? '.' : g
const string = this.s.substr(0, index) + glyph + this.s.substr(index + 1)
this.replace(string)
return true
}
this.clean = function (str) {
return `${str}`.replace(/\n/g, '').trim().substr(0, this.w * this.h)
}
this.replace = function (s) {
this.s = s
}
// Operators
this.parse = function () {
const a = []
for (let y = 0; y < this.h; y++) {
for (let x = 0; x < this.w; x++) {
const g = this.glyphAt(x, y)
const operator = this.cast(g, x, y)
if (operator) {
a.push(operator)
}
}
}
return a
}
this.cast = function (g, x, y) {
if (g === '.') { return }
if (!library[g.toLowerCase()]) { return }
const passive = g === g.toUpperCase()
return new library[g.toLowerCase()](this, x, y, passive)
}
this.operate = function (operators) {
this.release()
for (const id in operators) {
const operator = operators[id]
if (this.lockAt(operator.x, operator.y)) { continue }
if (operator.passive || operator.hasNeighbor('*')) {
operator.run()
}
}
}
this.bounds = function () {
let w = 0
let h = 0
for (let y = 0; y < this.h; y++) {
for (let x = 0; x < this.w; x++) {
const g = this.glyphAt(x, y)
if (g !== '.') {
if (x > w) { w = x }
if (y > h) { h = y }
}
}
}
return { w: w, h: h }
}
// Locks
this.release = function () {
this.locks = new Array(this.w * this.h)
this.variables = {}
}
this.unlock = function (x, y) {
this.locks[this.indexAt(x, y)] = null
}
this.lock = function (x, y) {
if (this.lockAt(x, y)) { return }
this.locks[this.indexAt(x, y)] = true
}
// Helpers
this.inBounds = function (x, y) {
return Number.isInteger(x) && Number.isInteger(y) && x >= 0 && x < this.w && y >= 0 && y < this.h
}
this.isAllowed = function (g) {
return g === '.' || !!library[`${g}`.toLowerCase()]
}
this.keyOf = function (val, uc = false) {
return uc === true ? this.keys[val % 36].toUpperCase() : this.keys[val % 36]
}
this.valueOf = function (g) {
return g === '.' ? 0 : this.keys.indexOf(`${g}`.toLowerCase())
}
this.indexAt = function (x, y) {
return this.inBounds(x, y) === true ? x + (this.w * y) : -1
}
this.operatorAt = function (x, y) {
return this.runtime.filter((item) => { return item.x === x && item.y === y })[0]
}
this.posAt = function (index) {
return { x: index % this.w, y: parseInt(index / this.w) }
}
this.glyphAt = function (x, y) {
return this.s.charAt(this.indexAt(x, y))
}
this.valueAt = function (x, y) {
return this.valueOf(this.glyphAt(x, y))
}
this.lockAt = function (x, y) {
return this.locks[this.indexAt(x, y)] === true
}
this.valueIn = function (key) {
return this.variables[key]
}
// Tools
this.format = function () {
const a = []
for (let y = 0; y < this.h; y++) {
a.push(this.s.substr(y * this.w, this.w))
}
return a.reduce((acc, val) => {
return `${acc}${val}\n`
}, '')
}
this.length = function () {
return this.strip().length
}
this.strip = function () {
return this.s.replace(/[^a-zA-Z0-9+]+/gi, '').trim()
}
this.toString = function () {
return this.format().trim()
}
this.reset()
}
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