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89 lines
3.0 KiB
JavaScript
89 lines
3.0 KiB
JavaScript
/* Module definition */
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/* Variable Definition */
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let logger = require('winston'),
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commands = {};
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/* Function Definition */
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/**
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* Getting the logger
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* @param {Object} newLogger
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*/
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exports.setLogger = function(newLogger) {
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logger = newLogger;
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};
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exports.createCommand = function(prefix, command, call, argv) {
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try {
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logger.debug(`Creating command ${command} with prefix ${prefix} and arguments ${argv}`);
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if (!commands[prefix]) commands[prefix] = {}; // create Object commands prefix
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commands[prefix][command] = { // assign the command
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args: argv || [], // with arguments
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callback: call // and function
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};
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logger.debug(`Created command ${prefix}${command}`);
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} catch (err) {
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logger.error(JSON.stringify(err));
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}
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};
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/**
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* Parses the message by calling the assigned function for the command with arguments
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* @param msg
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* @returns {string}
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*/
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exports.parseMessage = function(msg) {
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logger.debug(`Recieved message ${msg.content} from ${msg.author.username}`);
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let content = msg.content;
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let matches = content.match(/^./g); // match with first symbol
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logger.debug(matches);
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if (matches) {
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logger.debug(matches);
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logger.debug(`Found prefix ${matches[0]} in message`);
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let prefix = matches[0];
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let prefixData = commands[prefix];
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matches = content.replace(prefix, '').match(/^\w+/g); // match with the second word
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if (matches && prefixData) {
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logger.debug(`found command ${matches[0]} in message`);
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let command = matches[0];
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let commandFunction = prefixData[command];
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let args = content
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.replace(prefix, '')
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.replace(command, '')
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.replace(/^\s+/g, '')
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.split(' ');
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if (commandFunction) {
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let argv = {};
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if (commandFunction.args) {
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for (let i = 0; i < commandFunction.args.length; i++) {
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let arg = commandFunction.args[i];
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argv[arg] = args[i];
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}
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}
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if (commandFunction.callback) {
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logger.debug(`Found callback and args ${JSON.stringify(argv)} in message`);
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return commandFunction.callback(msg, argv); // call the command function and return the result
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}
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}
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}
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}
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};
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/**
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* Initializes the module by creating a help command
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*/
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exports.init = function() {
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logger.verbose("Created help command");
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this.createCommand("~", "help", () => {
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let helpstr = "```markdown\n";
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helpstr += "Commands\n---\n";
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Object.keys(commands).forEach((key) => {
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Object.keys(commands[key]).forEach((cmd) => {
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helpstr += "\n" + key + cmd + " " + JSON.stringify(commands[key][cmd].args) + "\n";
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});
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});
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helpstr += "```";
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return helpstr;
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});
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}; |