101 lines
3 KiB
JavaScript
101 lines
3 KiB
JavaScript
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const { colors, formatting, reset } = require('../formatting.json')
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const { normalize, intToRgb, getChangedFormatting } = require('../utility')
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const colormap = Object.fromEntries(colors.map(color => [color.name, color.ansi]))
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const formatmap = Object.fromEntries(formatting.map(format => [format.name, format.ansi]))
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const colorcodemap = Object.fromEntries(colors.map(color => [color.code, color.ansi]))
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const formatcodemap = Object.fromEntries(formatting.map(format => [format.code, format.ansi]))
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const baseColors = colors.map(color => intToRgb(color.rgb))
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function ansiStringify (text, { lang = {}, previousText, parent } = {}) {
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text = normalize(text)
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let string = getFormatting(text, previousText, parent)
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if (text.text != null) string += preprocessText(text.text)
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else if (text.translate != null) {
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let format
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if (Object.hasOwn(lang, text.translate)) format = lang[text.translate]
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else if (text.fallback != null) format = text.fallback
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else format = text.translate
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const _with = text.with || []
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let i = 0
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string += preprocessText(format).replace(/%(?:(\d+)\$)?(s|%)/g, (g0, g1) => {
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if (g0 === '%%') return '%'
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const idx = g1 ? parseInt(g1) : i++
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if (_with[idx]) {
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return ansiStringify(_with[idx], { lang, previousText: text, parent: text }) + getFormatting(text, _with[idx], parent)
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}
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return ''
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})
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}
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else if (text.selector != null) string += preprocessText(text.selector)
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else if (text.keybind) {
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// TODO
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}
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if (text.extra) {
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let previousChild = text
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for (const child of text.extra) {
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string += ansiStringify(child, { lang, previousText: previousChild, parent: text })
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previousChild = child
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}
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}
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return string
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}
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function getFormatting (text, previousText, parent) {
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const format = getChangedFormatting(text, previousText, parent)
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let string = ''
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if ('color' in format) {
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if (format.color && format.color[0] === '#') {
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const rgb = parseInt(format.color.substring(1), 16) & 0xffffff
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const [r, g, b] = intToRgb(rgb)
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string += `\x1b[38;2;${r};${g};${b}m`
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}
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else if (colormap[format.color]) string += colormap[format.color]
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else if (parent) string += reset.ansi
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}
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if (format.bold) string += formatmap.bold
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if (format.italic) string += formatmap.italic
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if (format.underlined) string += formatmap.underlined
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if (format.strikethrough) string += formatmap.strikethrough
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if (format.obfuscated) string += formatmap.obfuscated
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return string
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}
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function preprocessText (input) {
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let string = ''
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for (let i = 0; i < input.length; i++) {
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const c = input[i]
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if (c === '§') {
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if ((i + 1) >= input.length) break
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const code = input.substring(i, i + 2)
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i++
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if (colorcodemap[code]) string += colorcodemap[code]
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else if (formatcodemap[code]) string += formatcodemap[code]
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else if (code === reset.code) string += reset.ansi
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continue
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}
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else string += c
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}
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return string
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}
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module.exports = ansiStringify
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