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Code Issues Releases Wiki Activity

store current position on user document

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This commit is contained in:
Aiko Mastboom 2013-04-28 22:49:50 +02:00
parent 2d348dd597
commit ce2ee98e9f
1 changed files with 120 additions and 14 deletions
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134
public/index.html
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@ -105,7 +105,7 @@
<!-- ko stopBinding: true --><!-- isolate user viewmodel, prevent main and navigation from interfering -->
<div class="nav navbar-form pull-right" id="user">
<label>
<input type="text" class="span2" data-bind="value: $root.name && $root.name() || 'no user'"/>
<input type="text" class="span2" data-bind="value: name"/>
</label>
</div>
<!-- /ko -->
@ -195,7 +195,6 @@ var debug = false;
function main_functions(app, viewModel, vm_config) {
var editor = null;
var cursorPositions = {};
if (!app.state.editor || (app.state.editor.editorId |= vm_config.editorId)) {
var aceInstance = ace.edit(vm_config.editorId || "editor");
@ -264,7 +263,7 @@ function main_functions(app, viewModel, vm_config) {
var docName = viewModel.name() + ':' + attribute;
if (editor.doc != null) {
debug && console.log('current cursor position', editor.ace.getCursorPosition());
cursorPositions[editor.doc.name] = editor.ace.getCursorPosition();
app.fn.user.storeCurrentPosition(editor.doc.name, editor.ace.getCursorPosition())
editor.doc.close();
editor.doc.detach_ace();
}
@ -283,7 +282,7 @@ function main_functions(app, viewModel, vm_config) {
editor.doc.attach_ace(editor.ace);
//noinspection JSUnresolvedFunction
var moveTo = cursorPositions[editor.doc.name];
var moveTo = app.fn.user.getCurrentPosition(editor.doc.name);
if (!moveTo) {
moveTo = {
row: 0,
@ -464,7 +463,7 @@ function traverse(current, field, property, depth, pos) {
}
function defaultInitViewModel(app, key, doc, vm_config) {
function initViewModel_default(app, key, doc, vm_config) {
var mapping = vm_config.mapping;
var snapshot = doc.snapshot;
debug && console.log('init', key, 'viewModel', snapshot, vm_config);
@ -474,9 +473,89 @@ function defaultInitViewModel(app, key, doc, vm_config) {
}
function user_functions(app, viewModel, vm_config) {
var cursorPositions = {};
return {
ensurePath: function (doc, path, callback) {
var ops = [];
var sub_doc = doc.snapshot;
var current = {};
for ( var x = 0; x < path.length; x++) {
var check = sub_doc[path[x]];
if (check) {
sub_doc = check;
current = check;
} else {
ops.push({
p: path.slice(0, x + 1),
oi: {}
});
sub_doc = {};
current = null;
}
}
return callback(null, ops, current);
},
storeCurrentPosition: function( name, position) {
cursorPositions[name] = position;
var doc = app.doc.user;
var path = ['positions',name];
this.ensurePath(doc, path, function (err, ops, current) {
ops.push({
p: path,
od: current,
oi: position
});
doc.submitOp(ops, function (err) {
console.log('set position',position,err);
});
});
},
getCurrentPosition: function (name) {
var position_doc = app.doc.user.at(['positions',name]);
var position = position_doc.get();
if (!position) {
position = cursorPositions[name];
}
return position
}
}
}
function initViewModel_user(app, key, doc, vm_config) {
var mapping = vm_config.mapping;
var snapshot = doc.snapshot;
debug && console.log('init', key, 'viewModel', snapshot, vm_config);
var viewModel = ko.mapping.fromJS(snapshot, mapping);
debug && console.log('init', key, 'viewModel', viewModel);
if (!viewModel.name) {
viewModel.name = ko.observable('guest');
}
viewModel.name.subscribe(function (newValue) {
console.log('change to new user', newValue);
if (newValue != 'guest') {
var location = {
collection: app.config.snapshot[key].collection,
name: newValue
};
loadLocation(location, 'json', function (err, key_doc) {
app.doc[key] = key_doc;
updateViewModel(app, app.vm, key, key_doc, vm_config);
key_doc.on('change', onDocChange(app, app.vm, key, key_doc, vm_config));
})
}
});
app.fn[key] = user_functions(app, viewModel, vm_config)
return viewModel;
}
function initViewModel(app, viewModels, key, doc, vm_config) {
debug && console.log('initViewModel', viewModels, key, doc, vm_config);
var viewModelMethod = defaultInitViewModel;
var viewModelMethod = initViewModel_default;
var methodName = 'initViewModel_' + key;
if (this.hasOwnProperty(methodName)) {
viewModelMethod = this[methodName];
@ -530,9 +609,9 @@ function updateViewModel(app, viewModels, key, doc, vm_config) {
app.state.vm.updating[key] = false;
}
function initializeViewModel(app, doc, key, viewModels, vm_config) {
initViewModel(app, viewModels, key, doc, vm_config);
doc.on('change', function onChange() {
function onDocChange(app, viewModels, key, doc, vm_config) {
return function onChange() {
debug && console.log(key, ' viewModel changed!! running:', app.state.running);
if (app.state.running) {
debug && console.log(key, ' viewModel changed!! updating', vm_config);
@ -543,7 +622,11 @@ function initializeViewModel(app, doc, key, viewModels, vm_config) {
initViewModel(app, viewModels, key, doc, vm_config);
}
}
});
}
}
function initializeViewModel(app, doc, key, viewModels, vm_config) {
initViewModel(app, viewModels, key, doc, vm_config);
doc.on('change', onDocChange(app, viewModels, key, doc, vm_config));
}
function loadLocation(location, type, callback) {
@ -573,7 +656,9 @@ function loadLocation(location, type, callback) {
}
function getCurrentUser() {
return 'aiko';
return '';
// maybe pull from cookie?
// return 'aiko';
}
function loadConfigKey(key, location, viewModels, vm_config, callback) {
@ -584,8 +669,24 @@ function loadConfigKey(key, location, viewModels, vm_config, callback) {
location.name = user;
debug && console.log('loadConfig user', location);
loadLocation(location, 'json', callback);
} else {
callback(null, {
snapshot: {},
on: function(event, handler){
console.log('blank config', key, 'event', event, 'handler', handler);
},
submitOp: function (ops, callback) {
return callback(null);
},
at: function (path) {
return {
get: function (path) {
return null;
}
}
}
})
}
else callback(new Error('User not logged in.'), null);
} else {
loadLocation(location, 'json', callback);
}
@ -650,8 +751,10 @@ var config_location = {
var app = {
state: {
running: false,
vm: {bound: {},
updating: {}}
vm: {
bound: {},
updating: {}
}
},
doc: {},
fn: {},
@ -667,6 +770,7 @@ function initKnockout() {
};
ko.virtualElements.allowedBindings.stopBinding = true;
}
function bindViewModels(app) {
_.forEach(_.keys(app.vm), function (key) {
if (key in app.state.vm.bound) {
@ -683,6 +787,7 @@ function bindViewModels(app) {
});
debug && console.log('Viewmodels bound', 'ok');
}
function configLoaded(err) {
if (err) {
console.error('Error loading config', err);
@ -695,6 +800,7 @@ function configLoaded(err) {
bindViewModels(app);
app.state.running = true;
}
loadConfig(app, config_location, app.vm, configLoaded);
</script>