@catull/igniteui-angular
Version:
Ignite UI for Angular is a dependency-free Angular toolkit for building modern web apps
211 lines • 28.7 kB
JavaScript
import { __extends, __read, __spread, __values } from "tslib";
import { cloneArray } from '../core/utils';
import { SortingDirection } from './sorting-expression.interface';
import { getHierarchy, isHierarchyMatch } from './operations';
var DefaultSortingStrategy = /** @class */ (function () {
function DefaultSortingStrategy() {
}
DefaultSortingStrategy.instance = function () {
return this._instance || (this._instance = new this());
};
DefaultSortingStrategy.prototype.sort = function (data, fieldName, dir, ignoreCase, valueResolver) {
var _this = this;
var key = fieldName;
var reverse = (dir === SortingDirection.Desc ? -1 : 1);
var cmpFunc = function (obj1, obj2) {
return _this.compareObjects(obj1, obj2, key, reverse, ignoreCase, valueResolver);
};
return this.arraySort(data, cmpFunc);
};
DefaultSortingStrategy.prototype.compareValues = function (a, b) {
var an = (a === null || a === undefined);
var bn = (b === null || b === undefined);
if (an) {
if (bn) {
return 0;
}
return -1;
}
else if (bn) {
return 1;
}
return a > b ? 1 : a < b ? -1 : 0;
};
DefaultSortingStrategy.prototype.compareObjects = function (obj1, obj2, key, reverse, ignoreCase, valueResolver) {
var a = valueResolver(obj1, key);
var b = valueResolver(obj2, key);
if (ignoreCase) {
a = a && a.toLowerCase ? a.toLowerCase() : a;
b = b && b.toLowerCase ? b.toLowerCase() : b;
}
return reverse * this.compareValues(a, b);
};
DefaultSortingStrategy.prototype.arraySort = function (data, compareFn) {
return data.sort(compareFn);
};
DefaultSortingStrategy._instance = null;
return DefaultSortingStrategy;
}());
export { DefaultSortingStrategy };
var NoopSortingStrategy = /** @class */ (function () {
function NoopSortingStrategy() {
}
NoopSortingStrategy.instance = function () {
return this._instance || (this._instance = new NoopSortingStrategy());
};
NoopSortingStrategy.prototype.sort = function (data, expressions) {
return data;
};
NoopSortingStrategy._instance = null;
return NoopSortingStrategy;
}());
export { NoopSortingStrategy };
var IgxSorting = /** @class */ (function () {
function IgxSorting() {
}
IgxSorting.prototype.sort = function (data, expressions) {
return this.sortDataRecursive(data, expressions);
};
IgxSorting.prototype.groupedRecordsByExpression = function (data, index, expression) {
var i;
var groupval;
var res = [];
var key = expression.fieldName;
var len = data.length;
res.push(data[index]);
groupval = this.getFieldValue(data[index], key);
index++;
var comparer = expression.groupingComparer || DefaultSortingStrategy.instance().compareValues;
for (i = index; i < len; i++) {
if (comparer(this.getFieldValue(data[i], key), groupval) === 0) {
res.push(data[i]);
}
else {
break;
}
}
return res;
};
IgxSorting.prototype.sortDataRecursive = function (data, expressions, expressionIndex) {
if (expressionIndex === void 0) { expressionIndex = 0; }
var i;
var j;
var expr;
var gbData;
var gbDataLen;
var exprsLen = expressions.length;
var dataLen = data.length;
expressionIndex = expressionIndex || 0;
if (expressionIndex >= exprsLen || dataLen <= 1) {
return data;
}
expr = expressions[expressionIndex];
if (!expr.strategy) {
expr.strategy = DefaultSortingStrategy.instance();
}
data = expr.strategy.sort(data, expr.fieldName, expr.dir, expr.ignoreCase, this.getFieldValue);
if (expressionIndex === exprsLen - 1) {
return data;
}
// in case of multiple sorting
for (i = 0; i < dataLen; i++) {
gbData = this.groupedRecordsByExpression(data, i, expr);
gbDataLen = gbData.length;
if (gbDataLen > 1) {
gbData = this.sortDataRecursive(gbData, expressions, expressionIndex + 1);
}
for (j = 0; j < gbDataLen; j++) {
data[i + j] = gbData[j];
}
i += gbDataLen - 1;
}
return data;
};
IgxSorting.prototype.groupDataRecursive = function (data, state, level, parent, metadata, grid, groupsRecords, fullResult) {
if (grid === void 0) { grid = null; }
if (groupsRecords === void 0) { groupsRecords = []; }
if (fullResult === void 0) { fullResult = { data: [], metadata: [] }; }
var expressions = state.expressions;
var expansion = state.expansion;
var i = 0;
var result = [];
var _loop_1 = function () {
var e_1, _a;
var group = this_1.groupedRecordsByExpression(data, i, expressions[level]);
var groupRow = {
expression: expressions[level],
level: level,
records: cloneArray(group),
value: group[0][expressions[level].fieldName],
groupParent: parent,
groups: [],
height: grid ? grid.renderedRowHeight : null
};
if (parent) {
parent.groups.push(groupRow);
}
else {
groupsRecords.push(groupRow);
}
var hierarchy = getHierarchy(groupRow);
var expandState = expansion.find(function (s) {
return isHierarchyMatch(s.hierarchy || [{ fieldName: groupRow.expression.fieldName, value: groupRow.value }], hierarchy);
});
var expanded = expandState ? expandState.expanded : state.defaultExpanded;
var recursiveResult = void 0;
result.push(groupRow);
metadata.push(null);
fullResult.data.push(groupRow);
fullResult.metadata.push(null);
if (level < expressions.length - 1) {
recursiveResult = this_1.groupDataRecursive(group, state, level + 1, groupRow, expanded ? metadata : [], grid, groupsRecords, fullResult);
if (expanded) {
result = result.concat(recursiveResult);
}
}
else {
try {
for (var group_1 = (e_1 = void 0, __values(group)), group_1_1 = group_1.next(); !group_1_1.done; group_1_1 = group_1.next()) {
var groupItem = group_1_1.value;
fullResult.metadata.push(groupRow);
fullResult.data.push(groupItem);
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (group_1_1 && !group_1_1.done && (_a = group_1.return)) _a.call(group_1);
}
finally { if (e_1) throw e_1.error; }
}
if (expanded) {
metadata.push.apply(metadata, __spread(fullResult.metadata.slice(fullResult.metadata.length - group.length)));
result.push.apply(result, __spread(fullResult.data.slice(fullResult.data.length - group.length)));
}
}
i += group.length;
};
var this_1 = this;
while (i < data.length) {
_loop_1();
}
return result;
};
IgxSorting.prototype.getFieldValue = function (obj, key) {
return obj[key];
};
return IgxSorting;
}());
export { IgxSorting };
var IgxDataRecordSorting = /** @class */ (function (_super) {
__extends(IgxDataRecordSorting, _super);
function IgxDataRecordSorting() {
return _super !== null && _super.apply(this, arguments) || this;
}
IgxDataRecordSorting.prototype.getFieldValue = function (obj, key) {
return obj.data[key];
};
return IgxDataRecordSorting;
}(IgxSorting));
export { IgxDataRecordSorting };
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{ cloneArray } from '../core/utils';\nimport { IGroupByRecord } from './groupby-record.interface';\nimport { ISortingExpression, SortingDirection } from './sorting-expression.interface';\nimport { IGroupingExpression } from './grouping-expression.interface';\nimport { IGroupingState } from './groupby-state.interface';\nimport { IGroupByExpandState } from './groupby-expand-state.interface';\nimport { IGroupByResult } from './grouping-result.interface';\nimport { getHierarchy, isHierarchyMatch } from './operations';\n\nexport interface ISortingStrategy {\n    sort: (data: any[],\n           fieldName: string,\n           dir: SortingDirection,\n           ignoreCase: boolean,\n           valueResolver: (obj: any, key: string) => any) => any[];\n}\n\nexport class DefaultSortingStrategy implements ISortingStrategy {\n    private static _instance: DefaultSortingStrategy = null;\n\n    protected constructor() {}\n\n    public static instance(): DefaultSortingStrategy {\n        return this._instance || (this._instance = new this());\n    }\n\n    public sort(data: any[],\n                fieldName: string,\n                dir: SortingDirection,\n                ignoreCase: boolean,\n                valueResolver: (obj: any, key: string) => any) {\n        const key = fieldName;\n        const reverse = (dir === SortingDirection.Desc ? -1 : 1);\n        const cmpFunc = (obj1, obj2) => {\n            return this.compareObjects(obj1, obj2, key, reverse, ignoreCase, valueResolver);\n        };\n        return this.arraySort(data, cmpFunc);\n    }\n\n    public compareValues(a: any, b: any) {\n        const an = (a === null || a === undefined);\n        const bn = (b === null || b === undefined);\n        if (an) {\n            if (bn) {\n                return 0;\n            }\n            return -1;\n        } else if (bn) {\n            return 1;\n        }\n        return a > b ? 1 : a < b ? -1 : 0;\n    }\n\n    protected compareObjects(obj1: object,\n                             obj2: object,\n                             key: string,\n                             reverse: number,\n                             ignoreCase: boolean,\n                             valueResolver: (obj: any, key: string) => any) {\n        let a = valueResolver(obj1, key);\n        let b = valueResolver(obj2, key);\n        if (ignoreCase) {\n            a = a && a.toLowerCase ? a.toLowerCase() : a;\n            b = b && b.toLowerCase ? b.toLowerCase() : b;\n        }\n        return reverse * this.compareValues(a, b);\n    }\n\n    protected arraySort(data: any[], compareFn?): any[] {\n        return data.sort(compareFn);\n    }\n}\n\nexport interface IGridSortingStrategy {\n    sort(data: any[], expressions: ISortingExpression[]): any[];\n}\n\nexport class NoopSortingStrategy implements IGridSortingStrategy {\n    private static _instance: NoopSortingStrategy = null;\n\n    private constructor() {  }\n\n    public static instance() {\n        return this._instance || (this._instance = new NoopSortingStrategy());\n    }\n\n    public sort(data: any[], expressions: ISortingExpression[]): any[] {\n        return data;\n    }\n}\n\nexport class IgxSorting implements IGridSortingStrategy {\n    public sort(data: any[], expressions: ISortingExpression[]): any[] {\n        return this.sortDataRecursive(data, expressions);\n    }\n\n    private groupedRecordsByExpression(data: any[],\n            index: number,\n            expression: IGroupingExpression): any[] {\n        let i;\n        let groupval;\n        const res = [];\n        const key = expression.fieldName;\n        const len = data.length;\n        res.push(data[index]);\n        groupval = this.getFieldValue(data[index], key);\n        index++;\n        const comparer = expression.groupingComparer || DefaultSortingStrategy.instance().compareValues;\n        for (i = index; i < len; i++) {\n            if (comparer(this.getFieldValue(data[i], key), groupval) === 0) {\n                res.push(data[i]);\n            } else {\n                break;\n            }\n        }\n        return res;\n    }\n    private sortDataRecursive<T>(data: T[],\n                                 expressions: ISortingExpression[],\n                                 expressionIndex: number = 0): T[] {\n        let i;\n        let j;\n        let expr: ISortingExpression;\n        let gbData;\n        let gbDataLen;\n        const exprsLen = expressions.length;\n        const dataLen = data.length;\n        expressionIndex = expressionIndex || 0;\n        if (expressionIndex >= exprsLen || dataLen <= 1) {\n            return data;\n        }\n        expr = expressions[expressionIndex];\n        if (!expr.strategy) {\n            expr.strategy = DefaultSortingStrategy.instance();\n        }\n        data = expr.strategy.sort(data, expr.fieldName, expr.dir, expr.ignoreCase, this.getFieldValue);\n        if (expressionIndex === exprsLen - 1) {\n            return data;\n        }\n        // in case of multiple sorting\n        for (i = 0; i < dataLen; i++) {\n            gbData = this.groupedRecordsByExpression(data, i, expr);\n            gbDataLen = gbData.length;\n            if (gbDataLen > 1) {\n                gbData = this.sortDataRecursive(gbData, expressions, expressionIndex + 1);\n            }\n            for (j = 0; j < gbDataLen; j++) {\n                data[i + j] = gbData[j];\n            }\n            i += gbDataLen - 1;\n        }\n        return data;\n    }\n    protected groupDataRecursive<T>(data: T[], state: IGroupingState, level: number,\n        parent: IGroupByRecord, metadata: IGroupByRecord[], grid: any = null,\n        groupsRecords: any[] = [], fullResult: IGroupByResult = { data: [], metadata: [] }): T[] {\n        const expressions = state.expressions;\n        const expansion = state.expansion;\n        let i = 0;\n        let result = [];\n        while (i < data.length) {\n            const group = this.groupedRecordsByExpression(data, i, expressions[level]);\n            const groupRow: IGroupByRecord = {\n                expression: expressions[level],\n                level,\n                records: cloneArray(group),\n                value: group[0][expressions[level].fieldName],\n                groupParent: parent,\n                groups: [],\n                height: grid ? grid.renderedRowHeight : null\n            };\n            if (parent) {\n                parent.groups.push(groupRow);\n            } else {\n                groupsRecords.push(groupRow);\n            }\n            const hierarchy = getHierarchy(groupRow);\n            const expandState: IGroupByExpandState = expansion.find((s) =>\n                isHierarchyMatch(s.hierarchy || [{ fieldName: groupRow.expression.fieldName, value: groupRow.value }], hierarchy));\n            const expanded = expandState ? expandState.expanded : state.defaultExpanded;\n            let recursiveResult;\n            result.push(groupRow);\n            metadata.push(null);\n            fullResult.data.push(groupRow);\n            fullResult.metadata.push(null);\n            if (level < expressions.length - 1) {\n                recursiveResult = this.groupDataRecursive(group, state, level + 1, groupRow,\n                    expanded ? metadata : [], grid, groupsRecords, fullResult);\n                if (expanded) {\n                    result = result.concat(recursiveResult);\n                }\n            } else {\n                for (const groupItem of group) {\n                    fullResult.metadata.push(groupRow);\n                    fullResult.data.push(groupItem);\n                }\n                if (expanded) {\n                    metadata.push(...fullResult.metadata.slice(fullResult.metadata.length - group.length));\n                    result.push(...fullResult.data.slice(fullResult.data.length - group.length));\n                }\n            }\n            i += group.length;\n        }\n        return result;\n    }\n    protected getFieldValue(obj: any, key: string): any {\n        return obj[key];\n    }\n}\n\nexport class IgxDataRecordSorting extends IgxSorting {\n    protected getFieldValue(obj: any, key: string): any {\n        return obj.data[key];\n    }\n}\n"]}