126 lines
3.1 KiB
JavaScript
126 lines
3.1 KiB
JavaScript
/* jslint node: true */
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'use strict';
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var msgDb = require('./database.js').dbs.message;
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var Config = require('./config.js').config;
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var async = require('async');
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var _ = require('lodash');
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var assert = require('assert');
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exports.getAvailableMessageAreas = getAvailableMessageAreas;
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exports.getMessageAreaByName = getMessageAreaByName;
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exports.changeMessageArea = changeMessageArea;
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exports.getMessageListForArea = getMessageListForArea;
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function getAvailableMessageAreas() {
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// example: [ { "name" : "local_music", "desc" : "Music Discussion", "groups" : ["somegroup"] }, ... ]
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return Config.messages.areas;
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}
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function getMessageAreaByName(areaName) {
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areaName = areaName.toLowerCase();
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var availAreas = getAvailableMessageAreas();
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var index = _.findIndex(availAreas, function pred(an) {
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return an.name == areaName;
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});
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if(index > -1) {
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return availAreas[index];
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}
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}
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function changeMessageArea(client, areaName, cb) {
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async.waterfall(
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[
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function getArea(callback) {
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var area = getMessageAreaByName(areaName);
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if(area) {
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callback(null, area);
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} else {
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callback(new Error('Invalid message area'));
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}
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},
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function validateAccess(area, callback) {
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// :TODO: validate user has access to |area| -- must belong to group(s) specified
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callback(null, area);
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},
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function changeArea(area, callback) {
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client.user.persistProperty('message_area_name', area.name, function persisted(err) {
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callback(err, area);
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});
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}
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],
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function complete(err, area) {
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if(!err) {
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console.log(JSON.stringify(area))
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client.log.info( area, 'Current message area changed');
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} else {
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client.log.warn( { area : area, error : err.message }, 'Could not change message area');
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}
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cb(err);
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}
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);
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}
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function getMessageListForArea(options, areaName, cb) {
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//
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// options.client (required)
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//
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options.client.log.debug( { areaName : areaName }, 'Fetching available messages');
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assert(_.isObject(options.client));
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/*
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[
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{
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messageId, messageUuid, replyToId, toUserName, fromUserName, subject, modTimestamp,
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status(new|old),
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viewCount
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}
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]
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*/
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var msgList = [];
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async.series(
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[
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function fetchMessages(callback) {
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msgDb.each(
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'SELECT message_id, message_uuid, reply_to_message_id, to_user_name, from_user_name, subject, modified_timestamp, view_count ' +
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'FROM message ' +
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'WHERE area_name=? ' +
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'ORDER BY message_id;',
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[ areaName.toLowerCase() ],
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function msgRow(err, row) {
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if(!err) {
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msgList.push( {
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messageId : row.message_id,
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messageUuid : row.message_uuid,
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replyToMsgId : row.reply_to_message_id,
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toUserName : row.to_user_name,
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fromUserName : row.from_user_name,
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subject : row.subject,
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modTimestamp : row.modified_timestamp,
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viewCount : row.view_count,
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} );
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}
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},
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callback
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);
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},
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function fetchStatus(callback) {
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callback(null);// :TODO: fixmeh.
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}
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],
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function complete(err) {
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cb(err, msgList);
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}
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);
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}
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