107 lines
3.1 KiB
JavaScript
107 lines
3.1 KiB
JavaScript
/**
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* Translates to a readable values
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* @param {Object} instance - The model or context instance
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* @param {Object} changes - Object containing changes
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* @param {Object} options - Object containing transaction
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*/
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exports.translateValues = async(instance, changes, options = {}) => {
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const models = instance.app.models;
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function getRelation(instance, property) {
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const relations = instance.definition.settings.relations;
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for (let relationName in relations) {
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const relation = relations[relationName];
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if (relation.foreignKey == property)
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return relation;
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}
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return;
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}
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function getValue(rawData) {
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const row = JSON.parse(JSON.stringify(rawData));
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for (column in row)
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return row[column];
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}
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function formatDate(date) {
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return new Intl.DateTimeFormat('es', {
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year: 'numeric',
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month: 'numeric',
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day: 'numeric',
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hour: '2-digit',
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minute: '2-digit',
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second: '2-digit'
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}).format(date);
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}
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if (changes instanceof instance)
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changes = changes.__data;
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const properties = Object.assign({}, changes);
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for (let property in properties) {
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const firstChar = property.substring(0, 1);
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const isPrivate = firstChar == '$';
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if (isPrivate) {
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delete properties[property];
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continue;
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}
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const relation = getRelation(instance, property);
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const value = properties[property];
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const hasValue = value != null && value != undefined;
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let finalValue = value;
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if (relation && hasValue) {
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let fieldsToShow = ['nickname', 'name', 'code', 'description'];
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const modelName = relation.model;
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const model = models[modelName];
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const log = model.definition.settings.log;
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if (log && log.showField)
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fieldsToShow = [log.showField];
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const row = await model.findById(value, {
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fields: fieldsToShow
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}, options);
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const newValue = getValue(row);
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if (newValue) finalValue = newValue;
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}
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if (finalValue instanceof Date)
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finalValue = formatDate(finalValue);
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properties[property] = finalValue;
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}
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return properties;
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};
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/**
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* Returns the changes between two objects
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* @param {Object} original - Original object
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* @param {Object} changes - New changes
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* @return {Object} Old and new values
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*/
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exports.getChanges = (original, changes) => {
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const oldChanges = {};
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const newChanges = {};
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for (let property in changes) {
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const firstChar = property.substring(0, 1);
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const isPrivate = firstChar == '$';
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if (isPrivate) return;
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if (changes[property] != original[property]) {
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newChanges[property] = changes[property];
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if (original[property] != undefined)
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oldChanges[property] = original[property];
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}
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}
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return {
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old: oldChanges,
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new: newChanges
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};
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};
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