116 lines
3.6 KiB
JavaScript
116 lines
3.6 KiB
JavaScript
/**
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* LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
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* Copyright (C) 2021-2024 Ad5001
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import { readFileSync, writeFileSync, existsSync } from "./fs.mjs"
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const DEFAULT_SETTINGS = {
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"check_for_updates": true,
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"reset_redo_stack": true,
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"last_install_greet": "0",
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"enable_latex": true,
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"enable_latex_threaded": true,
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"expression_editor": {
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"autoclose": true,
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"colorize": true,
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"color_scheme": 0
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},
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"autocompletion": {
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"enabled": true
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},
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"default_graph": {
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"xzoom": 100,
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"yzoom": 10,
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"xmin": 5 / 10,
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"ymax": 25,
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"xaxisstep": "4",
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"yaxisstep": "4",
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"xlabel": "",
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"ylabel": "",
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"linewidth": 1,
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"textsize": 18,
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"logscalex": true,
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"showxgrad": true,
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"showygrad": true
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}
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}
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export class MockHelper {
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constructor() {
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this.__settings = { ...DEFAULT_SETTINGS }
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}
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/**
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* Gets a setting from the config
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* @param {string} settingName - Setting (and its dot-separated namespace) to get (e.g. "default_graph.xmin")
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* @returns {string|number|boolean} Value of the setting
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*/
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getSetting(settingName) {
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const namespace = settingName.split(".")
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let data = this.__settings
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for(const name of namespace)
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if(data.hasOwnProperty(name))
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data = data[name]
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else
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throw new Error(`Setting ${namespace} does not exist.`)
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return data
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}
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/**
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* Sets a setting in the config
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* @param {string} settingName - Setting (and its dot-separated namespace) to set (e.g. "default_graph.xmin")
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* @param {string|number|boolean} value
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*/
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setSetting(settingName, value) {
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const namespace = settingName.split(".")
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const finalName = namespace.pop()
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let data = this.__settings
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for(const name of namespace)
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if(data.hasOwnProperty(name))
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data = data[name]
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else
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throw new Error(`Setting ${namespace} does not exist.`)
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data[finalName] = value
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}
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/**
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* Sends data to be written
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* @param {string} file
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* @param {string} dataToWrite - just JSON encoded, requires the "LPFv1" mime to be added before writing
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*/
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write(file, dataToWrite) {
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writeFileSync(file, "LPFv1" + dataToWrite)
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}
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/**
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* Requests data to be read from a file
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* @param {string} file
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* @returns {string} the loaded data - just JSON encoded, requires the "LPFv1" mime to be stripped
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*/
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load(file) {
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if(existsSync(file)) {
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const data = readFileSync(file, "utf8")
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if(data.startsWith("LPFv1"))
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return data.substring(5)
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else
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throw new Error(`Invalid LogarithmPlotter file.`)
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} else
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throw new Error(`File not found.`)
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}
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}
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