templateUrl : '/eg/staff/parts/t_autogrid', // TODO: avoid abs url
controller : // TODO: reqs list
- function($scope, $timeout, $element, egIDL, egAuth, egNet, egList, egGridData) {
+ function($scope, $timeout, $location, egIDL, egAuth, egNet, egList, egGridData) {
var self = this;
- self.egGridData = egGridData;
// setup function. called at the end of the controller
this.init = function() {
return;
}
- $scope.list = $scope.egList || egList.create();
+ if ($scope.egList) {
+ $scope.list = $scope.egList;
+ } else {
+ self.selfManaged = true;
+ $scope.list = egList.create();
+ }
if ($scope.autoFields)
self.compileAutoFields();
$scope.list.indexField = $scope.idField;
- self.egGridData.configure({
+ $scope.gridDataManager = egGridData.create({
idlClass : $scope.idlClass,
query : $scope.query,
- list : $scope.list
+ list : $scope.list,
+ // TODO: eg_grid_offset assumes one grid per page.
+ offset : parseInt($location.search().eg_grid_offset)
});
}
- // column-header click quick sort
+ // clicking on a column header performs a quick, single-column
+ // sort. Sorts on the same column toggle between ascending
+ // and descending sort.
$scope.sortOn = function(col_name) {
- if ($scope.sort && $scope.sort.length &&
- $scope.sort[0] == col_name) {
+ var sort = $scope.gridDataManager.sort;
+ if (sort && sort.length &&
+ sort[0] == col_name) {
var blob = {};
blob[col_name] = 'desc';
- $scope.sort = [blob];
+ sort = [blob];
} else {
- $scope.sort = [col_name];
+ sort = [col_name];
}
- egGridData.sort = $scope.sort;
- egGridData.reset();
- //$scope.fetchData();
+ $scope.gridDataManager.applySort(sort);
}
- // maps numeric sort priority to flattener sort blob
- // e.g.
- // name = 1; code = -2; type = 3
- // compiles to:
- // [{name : "asc"}, {code : "desc"}, {type : "asc"}]
- this.compileSort = function() {
-
- var sortList = $scope.list.allColumns.filter(
- function(col) { return Number(col.sortPriority) != 0 }
- ).sort(
- function(a, b) {
- if (Math.abs(a.sortPriority) < Math.abs(b.sortPriority))
- return -1;
- return 1;
- }
- );
-
- $scope.sort = sortList.map(function(col) {
- var blob = {};
- blob[col.name] = col.sortPriority < 0 ? 'desc' : 'asc';
- return blob;
- });
- },
-
$scope.modifyColumnFlex = function(column, val) {
column.flex += val;
// prevent flex:0; use hiding instead
$scope.toggleGridConf = function() {
if ($scope.showGridConf) {
$scope.showGridConf = false;
- self.compileSort();
-
- // config done;
- // reload data in case sort priorities changed.
- $scope.fetchData();
+ $scope.gridDataManager.applySort();
} else {
$scope.showGridConf = true;
}
if ($scope.egList)
return $scope.list.fieldValue(item, key);
// if we are managing the data, then our data is flat
- return item[key];
+ return item ? item[key] : '';
}
/**
return new_field;
}
- /**
- * For stock grids, makes a flattened_search call to retrieve
- * the requested values.
- * For non-stock grids, calls the external data fetcher
- */
- $scope.fetchData = function() {
-
- // when a list is provided, data management is
- // handled externally.
- if ($scope.egList) return;
-
- //$scope.list.resetPageData();
-
- var queryFields = {}
- angular.forEach($scope.list.allColumns, function(field) {
- if ($scope.list.displayColumns[field.name])
- queryFields[field.name] = field.path || field.name;
- });
-
- egNet.request(
- 'open-ils.fielder',
- 'open-ils.fielder.flattened_search',
- egAuth.token(), $scope.idlClass, queryFields,
- $scope.query,
- { sort : $scope.sort,
- limit : self.limit,
- offset : self.offset
- }
- ).then(null, null, function(item) {
- $scope.list.items.push(item);
- });
- }
-
$scope.handleRowClick = function($event, item) {
var index = $scope.list.indexValue(item);
$scope.$apply(); // needed
}
+ /*
$scope.fetchMoreData = function() {
console.log('fetchMoreData');
self.offset += self.limit;
$scope.fetchData();
}
+ */
this.init();
}
};
})
+/**
+ * Factory service for egGridDataManager instances, which are
+ * responsible for collecting flattened grid data.
+ */
.factory('egGridData', ['egNet','egAuth',
function(egNet, egAuth) {
- var service = {};
- service.configure = function(params) {
- console.log('configure');
- service.idlClass = params.idlClass;
- service.query = params.query;
- service.list = params.list;
- }
+ // per-grid data manager class
+ function EgGridDataManager(args) {
+ var self = this;
- service.reset = function() {
- service.list.resetPageData();
- service._rev = Math.random();
- }
+ this.idlClass = args.idlClass;
+ this.query = args.query;
+ this.list = args.list;
+ this.offset = args.offset || 0;
+ this.version = 1;
- service.revision = function() {
- return service._rev;
- }
+ this.reset = function() {
+ self.list.resetPageData();
+ self.version++;
+ }
- service.get = function(index, count, success) {
- var queryFields = {}
- console.log('service.get()');
- index -= 1; // we like zero-based
- if (index < 0) return success([]); // hrm??
+ this.revision = function() {
+ return self.version;
+ }
- angular.forEach(service.list.allColumns, function(field) {
- if (service.list.displayColumns[field.name])
- queryFields[field.name] = field.path || field.name;
- });
+ this.get = function(index, count, success) {
+ index -= 1; // make it zero-based
- egNet.request(
- 'open-ils.fielder',
- 'open-ils.fielder.flattened_search',
- egAuth.token(), service.idlClass, queryFields,
- service.query,
- { sort : service.sort,
- limit : count,
- offset : index
- }
- ).then(
- function() { // oncomplete
- console.log(index + ' : ' + count);
- success(service.list.items.slice(index, index + count));
- },
- null, // onerror
- function(item) { // onmessage
- service.list.items.push(item);
+ if (self.offset) { index += self.offset }
+
+ if (index < 0) return success([]);
+
+ console.log('index = ' + index + ' : count = ' + count);
+
+ // we may already have the data
+ var slice = self.list.items.slice(index, index + count);
+ if (slice.length && slice[0]) return success(slice);
+
+ var queryFields = {}
+ angular.forEach(self.list.allColumns, function(field) {
+ if (self.list.displayColumns[field.name])
+ queryFields[field.name] = field.path || field.name;
+ });
+
+ var respIndex = index;
+ egNet.request(
+ 'open-ils.fielder',
+ 'open-ils.fielder.flattened_search',
+ egAuth.token(), self.idlClass, queryFields,
+ self.query,
+ { sort : self.sort,
+ limit : count,
+ offset : index
+ }
+ ).then(
+ function() { // oncomplete
+ success(self.list.items.slice(index, index + count));
+ },
+ null, // onerror
+ function(item) { // onmessage
+ self.list.items[respIndex++] = item;
+ }
+ );
+ }
+
+ this.applySort = function(sortBlob) {
+ self.offset = 0;
+
+ if (sortBlob) {
+ self.sort = sortBlob;
+
+ } else {
+ // no sort provided, compile the sort blob
+ // from the column sort priority values
+
+ var sortList = self.list.allColumns.filter(
+ function(col) { return Number(col.sortPriority) != 0 }
+ ).sort(
+ function(a, b) {
+ if (Math.abs(a.sortPriority) < Math.abs(b.sortPriority))
+ return -1;
+ return 1;
+ }
+ );
+
+ self.sort = sortList.map(function(col) {
+ var blob = {};
+ blob[col.name] = col.sortPriority < 0 ? 'desc' : 'asc';
+ return blob;
+ });
}
- );
+
+ self.reset();
+ }
}
- return service;
+ return {
+ create : function(args) {
+ return new EgGridDataManager(args);
+ }
+ };
}
])
projects / working / Evergreen.git / commitdiff