Initial commit

2020-06-15 10:58:47 +08:00
commit 4f1dfe7564
8590 changed files with 1516878 additions and 0 deletions
@@ -0,0 +1,76 @@
+var Backbone = require('backbone');
+var moment = require('moment');
+
+/**
+ *  Default model for each field model
+ *
+ */
+
+module.exports = Backbone.Model.extend({
+
+  defaults: {
+    attribute: '',
+    value: '',
+    type: 'string',
+    readOnly: false
+  },
+
+  initialize: function () {
+    // Validation control variable
+    this.validationError = '';
+    this.bind('valid', function () {
+      this.validationError = '';
+    }, this);
+    this.bind('error', function (m, error) {
+      this.validationError = error;
+    });
+  },
+
+  _validate: function (attrs, options) {
+    var valid = Backbone.Model.prototype._validate.apply(this, arguments);
+    if (valid) {
+      this.trigger('valid');
+      return true;
+    } else {
+      return false;
+    }
+  },
+
+  validate: function (attrs) {
+    if (!attrs) return;
+
+    var val = attrs.value;
+    var type = attrs.type;
+
+    if (attrs.type === 'number') {
+      var pattern = /^(\+|-)?(?:[0-9]+|[0-9]*\.[0-9]+)$/;
+      if (val && !pattern.test(val)) {
+        return 'Invalid number';
+      }
+    }
+
+    if (type === 'boolean') {
+      if (val !== null && val !== true && val !== false) {
+        return 'Invalid boolean';
+      }
+    }
+
+    if (type === 'date') {
+      if (val && !moment(val).isValid()) {
+        return 'Invalid date';
+      }
+    }
+  },
+
+  getError: function () {
+    return this.validationError;
+  },
+
+  isValid: function () {
+    if (!this.validate) {
+      return true;
+    }
+    return !this.validate(this.attributes) && this.validationError === '';
+  }
+
+});