diff options
Diffstat (limited to 'src/delete/Model.js')
| -rw-r--r-- | src/delete/Model.js | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/delete/Model.js b/src/delete/Model.js new file mode 100644 index 00000000..b09efd0e --- /dev/null +++ b/src/delete/Model.js @@ -0,0 +1,65 @@ +// Single $ is special and does not get searched +// Double $$ is special an is client only (does not get sent to server) + +function Model(entity, initial) { + this['$$entity'] = entity; + this['$loadFrom'](initial||{}); + this['$entity'] = entity['title']; + this['$migrate'](); +}; + +Model.copyDirectFields = function(src, dst) { + if (src === dst || !src || !dst) return; + var isDataField = function(src, dst, field) { + return (field.substring(0,2) !== '$$') && + (typeof src[field] !== 'function') && + (typeof dst[field] !== 'function'); + }; + for (var field in dst) { + if (isDataField(src, dst, field)) + delete dst[field]; + } + for (field in src) { + if (isDataField(src, dst, field)) + dst[field] = src[field]; + } +}; + +extend(Model.prototype, { + '$migrate': function() { + merge(this['$$entity']['defaults'], this); + return this; + }, + + '$merge': function(other) { + merge(other, this); + return this; + }, + + '$save': function(callback) { + this['$$entity'].datastore.save(this, callback === true ? undefined : callback); + if (callback === true) this['$$entity'].datastore.flush(); + return this; + }, + + '$delete': function(callback) { + this['$$entity'].datastore.remove(this, callback === true ? undefined : callback); + if (callback === true) this['$$entity'].datastore.flush(); + return this; + }, + + '$loadById': function(id, callback) { + this['$$entity'].datastore.load(this, id, callback); + return this; + }, + + '$loadFrom': function(other) { + Model.copyDirectFields(other, this); + return this; + }, + + '$saveTo': function(other) { + Model.copyDirectFields(this, other); + return this; + } +});
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