28 lines
1.1 KiB
JavaScript
28 lines
1.1 KiB
JavaScript
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/*
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* Track geometry changes that happens in any Node definition model
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*/
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module.exports = {
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track: function (params) {
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if (!params) throw new Error('several parameters required');
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if (!params.layerDefinitionsCollection) throw new Error('layerDefinitionsCollection is required');
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if (!params.analysisDefinitionNodesCollection) throw new Error('analysisDefinitionNodesCollection is required');
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if (!params.analysisDefinitionsCollection) throw new Error('analysisDefinitionsCollection is required');
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this._layerDefinitionsCollection = params.layerDefinitionsCollection;
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this._analysisDefinitionsCollection = params.analysisDefinitionsCollection;
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params.analysisDefinitionNodesCollection.bind('change:simple_geom', this._onNodeGeometryChange, this);
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},
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_onNodeGeometryChange: function (nodeDefModel) {
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if (nodeDefModel.get('table_name')) { // If it is a source node, no save
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return;
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}
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var layerDefModel = this._layerDefinitionsCollection.findWhere({ source: nodeDefModel.get('id') });
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if (layerDefModel) {
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this._analysisDefinitionsCollection.saveAnalysisForLayer(layerDefModel);
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}
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}
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};
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