enigma-bbs/core/onelinerz.js

339 lines
11 KiB
JavaScript

/* jslint node: true */
'use strict';
// ENiGMA½
const MenuModule = require('./menu_module.js').MenuModule;
const {
getModDatabasePath,
getTransactionDatabase
} = require('./database.js');
const ViewController = require('./view_controller.js').ViewController;
const theme = require('./theme.js');
const ansi = require('./ansi_term.js');
const stringFormat = require('./string_format.js');
// deps
const sqlite3 = require('sqlite3');
const async = require('async');
const _ = require('lodash');
const moment = require('moment');
/*
Module :TODO:
* Add pipe code support
- override max length & monitor *display* len as user types in order to allow for actual display len with color
* Add preview control: Shows preview with pipe codes resolved
* Add ability to at least alternate formatStrings -- every other
*/
exports.moduleInfo = {
name : 'Onelinerz',
desc : 'Standard local onelinerz',
author : 'NuSkooler',
packageName : 'codes.l33t.enigma.onelinerz',
};
const MciViewIds = {
ViewForm : {
Entries : 1,
AddPrompt : 2,
},
AddForm : {
NewEntry : 1,
EntryPreview : 2,
AddPrompt : 3,
}
};
const FormIds = {
View : 0,
Add : 1,
};
exports.getModule = class OnelinerzModule extends MenuModule {
constructor(options) {
super(options);
const self = this;
this.menuMethods = {
viewAddScreen : function(formData, extraArgs, cb) {
return self.displayAddScreen(cb);
},
addEntry : function(formData, extraArgs, cb) {
if(_.isString(formData.value.oneliner) && formData.value.oneliner.length > 0) {
const oneliner = formData.value.oneliner.trim(); // remove any trailing ws
self.storeNewOneliner(oneliner, err => {
if(err) {
self.client.log.warn( { error : err.message }, 'Failed saving oneliner');
}
self.clearAddForm();
return self.displayViewScreen(true, cb); // true=cls
});
} else {
// empty message - treat as if cancel was hit
return self.displayViewScreen(true, cb); // true=cls
}
},
cancelAdd : function(formData, extraArgs, cb) {
self.clearAddForm();
return self.displayViewScreen(true, cb); // true=cls
}
};
}
initSequence() {
const self = this;
async.series(
[
function beforeDisplayArt(callback) {
return self.beforeArt(callback);
},
function display(callback) {
return self.displayViewScreen(false, callback);
}
],
err => {
if(err) {
// :TODO: Handle me -- initSequence() should really take a completion callback
}
self.finishedLoading();
}
);
}
displayViewScreen(clearScreen, cb) {
const self = this;
async.waterfall(
[
function clearAndDisplayArt(callback) {
if(self.viewControllers.add) {
self.viewControllers.add.setFocus(false);
}
if(clearScreen) {
self.client.term.rawWrite(ansi.resetScreen());
}
theme.displayThemedAsset(
self.menuConfig.config.art.entries,
self.client,
{ font : self.menuConfig.font, trailingLF : false },
(err, artData) => {
return callback(err, artData);
}
);
},
function initOrRedrawViewController(artData, callback) {
if(_.isUndefined(self.viewControllers.add)) {
const vc = self.addViewController(
'view',
new ViewController( { client : self.client, formId : FormIds.View } )
);
const loadOpts = {
callingMenu : self,
mciMap : artData.mciMap,
formId : FormIds.View,
};
return vc.loadFromMenuConfig(loadOpts, callback);
} else {
self.viewControllers.view.setFocus(true);
self.viewControllers.view.getView(MciViewIds.ViewForm.AddPrompt).redraw();
return callback(null);
}
},
function fetchEntries(callback) {
const entriesView = self.viewControllers.view.getView(MciViewIds.ViewForm.Entries);
const limit = entriesView.dimens.height;
let entries = [];
self.db.each(
`SELECT *
FROM (
SELECT *
FROM onelinerz
ORDER BY timestamp DESC
LIMIT ${limit}
)
ORDER BY timestamp ASC;`,
(err, row) => {
if(!err) {
row.timestamp = moment(row.timestamp); // convert -> moment
entries.push(row);
}
},
err => {
return callback(err, entriesView, entries);
}
);
},
function populateEntries(entriesView, entries, callback) {
const listFormat = self.menuConfig.config.listFormat || '{username}@{ts}: {oneliner}';// :TODO: should be userName to be consistent
const tsFormat = self.menuConfig.config.timestampFormat || 'ddd h:mma';
entriesView.setItems(entries.map( e => {
return stringFormat(listFormat, {
userId : e.user_id,
username : e.user_name,
oneliner : e.oneliner,
ts : e.timestamp.format(tsFormat),
} );
}));
entriesView.redraw();
return callback(null);
},
function finalPrep(callback) {
const promptView = self.viewControllers.view.getView(MciViewIds.ViewForm.AddPrompt);
promptView.setFocusItemIndex(1); // default to NO
return callback(null);
}
],
err => {
if(cb) {
return cb(err);
}
}
);
}
displayAddScreen(cb) {
const self = this;
async.waterfall(
[
function clearAndDisplayArt(callback) {
self.viewControllers.view.setFocus(false);
self.client.term.rawWrite(ansi.resetScreen());
theme.displayThemedAsset(
self.menuConfig.config.art.add,
self.client,
{ font : self.menuConfig.font },
(err, artData) => {
return callback(err, artData);
}
);
},
function initOrRedrawViewController(artData, callback) {
if(_.isUndefined(self.viewControllers.add)) {
const vc = self.addViewController(
'add',
new ViewController( { client : self.client, formId : FormIds.Add } )
);
const loadOpts = {
callingMenu : self,
mciMap : artData.mciMap,
formId : FormIds.Add,
};
return vc.loadFromMenuConfig(loadOpts, callback);
} else {
self.viewControllers.add.setFocus(true);
self.viewControllers.add.redrawAll();
self.viewControllers.add.switchFocus(MciViewIds.AddForm.NewEntry);
return callback(null);
}
}
],
err => {
if(cb) {
return cb(err);
}
}
);
}
clearAddForm() {
this.setViewText('add', MciViewIds.AddForm.NewEntry, '');
this.setViewText('add', MciViewIds.AddForm.EntryPreview, '');
}
initDatabase(cb) {
const self = this;
async.series(
[
function openDatabase(callback) {
self.db = getTransactionDatabase(new sqlite3.Database(
getModDatabasePath(exports.moduleInfo),
err => {
return callback(err);
}
));
},
function createTables(callback) {
self.db.run(
`CREATE TABLE IF NOT EXISTS onelinerz (
id INTEGER PRIMARY KEY,
user_id INTEGER_NOT NULL,
user_name VARCHAR NOT NULL,
oneliner VARCHAR NOT NULL,
timestamp DATETIME NOT NULL
);`
,
err => {
return callback(err);
});
}
],
err => {
return cb(err);
}
);
}
storeNewOneliner(oneliner, cb) {
const self = this;
const ts = moment().format('YYYY-MM-DDTHH:mm:ss.SSSZ');
async.series(
[
function addRec(callback) {
self.db.run(
`INSERT INTO onelinerz (user_id, user_name, oneliner, timestamp)
VALUES (?, ?, ?, ?);`,
[ self.client.user.userId, self.client.user.username, oneliner, ts ],
callback
);
},
function removeOld(callback) {
// keep 25 max most recent items - remove the older ones
self.db.run(
`DELETE FROM onelinerz
WHERE id IN (
SELECT id
FROM onelinerz
ORDER BY id DESC
LIMIT -1 OFFSET 25
);`,
callback
);
}
],
err => {
return cb(err);
}
);
}
beforeArt(cb) {
super.beforeArt(err => {
return err ? cb(err) : this.initDatabase(cb);
});
}
};