UNPKG

16.9 kBJavaScriptView Raw
1import { Pipe } from "@angular/core";
2import * as i0 from "@angular/core";
3import * as i1 from "./pagination.service";
4const LARGE_NUMBER = Number.MAX_SAFE_INTEGER;
5export class PaginatePipe {
6 constructor(service) {
7 this.service = service;
8 // store the values from the last time the pipe was invoked
9 this.state = {};
10 }
11 transform(collection, args) {
12 // When an observable is passed through the AsyncPipe, it will output
13 // `null` until the subscription resolves. In this case, we want to
14 // use the cached data from the `state` object to prevent the NgFor
15 // from flashing empty until the real values arrive.
16 if (!(collection instanceof Array)) {
17 let _id = args.id || this.service.defaultId();
18 if (this.state[_id]) {
19 return this.state[_id].slice;
20 }
21 else {
22 return collection;
23 }
24 }
25 let serverSideMode = args.totalItems && args.totalItems !== collection.length;
26 let instance = this.createInstance(collection, args);
27 let id = instance.id;
28 let start, end;
29 let perPage = instance.itemsPerPage;
30 let emitChange = this.service.register(instance);
31 if (!serverSideMode && collection instanceof Array) {
32 perPage = +perPage || LARGE_NUMBER;
33 start = (instance.currentPage - 1) * perPage;
34 end = start + perPage;
35 let isIdentical = this.stateIsIdentical(id, collection, start, end);
36 if (isIdentical) {
37 return this.state[id].slice;
38 }
39 else {
40 let slice = collection.slice(start, end);
41 this.saveState(id, collection, slice, start, end);
42 this.service.change.emit(id);
43 return slice;
44 }
45 }
46 else {
47 if (emitChange) {
48 this.service.change.emit(id);
49 }
50 // save the state for server-side collection to avoid null
51 // flash as new data loads.
52 this.saveState(id, collection, collection, start, end);
53 return collection;
54 }
55 }
56 /**
57 * Create an PaginationInstance object, using defaults for any optional properties not supplied.
58 */
59 createInstance(collection, config) {
60 this.checkConfig(config);
61 return {
62 id: config.id != null ? config.id : this.service.defaultId(),
63 itemsPerPage: +config.itemsPerPage || 0,
64 currentPage: +config.currentPage || 1,
65 totalItems: +config.totalItems || collection.length
66 };
67 }
68 /**
69 * Ensure the argument passed to the filter contains the required properties.
70 */
71 checkConfig(config) {
72 const required = ['itemsPerPage', 'currentPage'];
73 const missing = required.filter(prop => !(prop in config));
74 if (0 < missing.length) {
75 throw new Error(`PaginatePipe: Argument is missing the following required properties: ${missing.join(', ')}`);
76 }
77 }
78 /**
79 * To avoid returning a brand new array each time the pipe is run, we store the state of the sliced
80 * array for a given id. This means that the next time the pipe is run on this collection & id, we just
81 * need to check that the collection, start and end points are all identical, and if so, return the
82 * last sliced array.
83 */
84 saveState(id, collection, slice, start, end) {
85 this.state[id] = {
86 collection,
87 size: collection.length,
88 slice,
89 start,
90 end
91 };
92 }
93 /**
94 * For a given id, returns true if the collection, size, start and end values are identical.
95 */
96 stateIsIdentical(id, collection, start, end) {
97 let state = this.state[id];
98 if (!state) {
99 return false;
100 }
101 let isMetaDataIdentical = state.size === collection.length &&
102 state.start === start &&
103 state.end === end;
104 if (!isMetaDataIdentical) {
105 return false;
106 }
107 return state.slice.every((element, index) => element === collection[start + index]);
108 }
109}
110PaginatePipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.3.9", ngImport: i0, type: PaginatePipe, deps: [{ token: i1.PaginationService }], target: i0.ɵɵFactoryTarget.Pipe });
111PaginatePipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "12.0.0", version: "13.3.9", ngImport: i0, type: PaginatePipe, name: "paginate", pure: false });
112i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.3.9", ngImport: i0, type: PaginatePipe, decorators: [{
113 type: Pipe,
114 args: [{
115 name: 'paginate',
116 pure: false
117 }]
118 }], ctorParameters: function () { return [{ type: i1.PaginationService }]; } });
119//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"paginate.pipe.js","sourceRoot":"","sources":["../../../../projects/ngx-pagination/src/lib/paginate.pipe.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,IAAI,EAAC,MAAM,eAAe,CAAC;;;AAInC,MAAM,YAAY,GAAG,MAAM,CAAC,gBAAgB,CAAC;AAuB7C,MAAM,OAAO,YAAY;IAKrB,YAAoB,OAA0B;QAA1B,YAAO,GAAP,OAAO,CAAmB;QAH9C,2DAA2D;QACnD,UAAK,GAAgC,EAAE,CAAC;IAGhD,CAAC;IAEM,SAAS,CAA6B,UAAa,EAAE,IAAsB;QAE9E,qEAAqE;QACrE,mEAAmE;QACnE,mEAAmE;QACnE,oDAAoD;QACpD,IAAI,CAAC,CAAC,UAAU,YAAY,KAAK,CAAC,EAAE;YAChC,IAAI,GAAG,GAAG,IAAI,CAAC,EAAE,IAAI,IAAI,CAAC,OAAO,CAAC,SAAS,EAAE,CAAC;YAC9C,IAAI,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,EAAE;gBACjB,OAAO,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC,KAAU,CAAC;aACrC;iBAAM;gBACH,OAAO,UAAU,CAAC;aACrB;SACJ;QAED,IAAI,cAAc,GAAG,IAAI,CAAC,UAAU,IAAI,IAAI,CAAC,UAAU,KAAK,UAAU,CAAC,MAAM,CAAC;QAC9E,IAAI,QAAQ,GAAG,IAAI,CAAC,cAAc,CAAC,UAAU,EAAE,IAAI,CAAC,CAAC;QACrD,IAAI,EAAE,GAAG,QAAQ,CAAC,EAAE,CAAC;QACrB,IAAI,KAAK,EAAE,GAAG,CAAC;QACf,IAAI,OAAO,GAAG,QAAQ,CAAC,YAAY,CAAC;QAEpC,IAAI,UAAU,GAAG,IAAI,CAAC,OAAO,CAAC,QAAQ,CAAC,QAAQ,CAAC,CAAC;QAEjD,IAAI,CAAC,cAAc,IAAI,UAAU,YAAY,KAAK,EAAE;YAChD,OAAO,GAAG,CAAC,OAAO,IAAI,YAAY,CAAC;YACnC,KAAK,GAAG,CAAC,QAAQ,CAAC,WAAW,GAAG,CAAC,CAAC,GAAG,OAAO,CAAC;YAC7C,GAAG,GAAG,KAAK,GAAG,OAAO,CAAC;YAEtB,IAAI,WAAW,GAAG,IAAI,CAAC,gBAAgB,CAAC,EAAE,EAAE,UAAU,EAAE,KAAK,EAAE,GAAG,CAAC,CAAC;YACpE,IAAI,WAAW,EAAE;gBACb,OAAO,IAAI,CAAC,KAAK,CAAC,EAAE,CAAC,CAAC,KAAU,CAAC;aACpC;iBAAM;gBACH,IAAI,KAAK,GAAG,UAAU,CAAC,KAAK,CAAC,KAAK,EAAE,GAAG,CAAC,CAAC;gBACzC,IAAI,CAAC,SAAS,CAAC,EAAE,EAAE,UAAU,EAAE,KAAK,EAAE,KAAK,EAAE,GAAG,CAAC,CAAC;gBAClD,IAAI,CAAC,OAAO,CAAC,MAAM,CAAC,IAAI,CAAC,EAAE,CAAC,CAAC;gBAC7B,OAAO,KAAU,CAAC;aACrB;SACJ;aAAM;YACH,IAAI,UAAU,EAAE;gBACZ,IAAI,CAAC,OAAO,CAAC,MAAM,CAAC,IAAI,CAAC,EAAE,CAAC,CAAC;aAChC;YAED,0DAA0D;YAC1D,2BAA2B;YAC3B,IAAI,CAAC,SAAS,CAAC,EAAE,EAAE,UAAU,EAAE,UAAU,EAAE,KAAK,EAAE,GAAG,CAAC,CAAC;YAEvD,OAAO,UAAU,CAAC;SACrB;IACL,CAAC;IAED;;OAEG;IACK,cAAc,CAAC,UAA0B,EAAE,MAAwB;QACvE,IAAI,CAAC,WAAW,CAAC,MAAM,CAAC,CAAC;QAEzB,OAAO;YACH,EAAE,EAAE,MAAM,CAAC,EAAE,IAAI,IAAI,CAAC,CAAC,CAAC,MAAM,CAAC,EAAE,CAAC,CAAC,CAAC,IAAI,CAAC,OAAO,CAAC,SAAS,EAAE;YAC5D,YAAY,EAAE,CAAC,MAAM,CAAC,YAAY,IAAI,CAAC;YACvC,WAAW,EAAE,CAAC,MAAM,CAAC,WAAW,IAAI,CAAC;YACrC,UAAU,EAAE,CAAC,MAAM,CAAC,UAAU,IAAI,UAAU,CAAC,MAAM;SACtD,CAAC;IACN,CAAC;IAED;;OAEG;IACK,WAAW,CAAC,MAAwB;QACxC,MAAM,QAAQ,GAAG,CAAC,cAAc,EAAE,aAAa,CAAC,CAAC;QAEjD,MAAM,OAAO,GAAG,QAAQ,CAAC,MAAM,CAAC,IAAI,CAAC,EAAE,CAAC,CAAC,CAAC,IAAI,IAAI,MAAM,CAAC,CAAC,CAAC;QAC3D,IAAI,CAAC,GAAG,OAAO,CAAC,MAAM,EAAE;YACpB,MAAM,IAAI,KAAK,CAAC,wEAAwE,OAAO,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,CAAC,CAAC;SACjH;IACL,CAAC;IAED;;;;;OAKG;IACK,SAAS,CAAC,EAAU,EAAE,UAA0B,EAAE,KAAqB,EAAE,KAAa,EAAE,GAAW;QACvG,IAAI,CAAC,KAAK,CAAC,EAAE,CAAC,GAAG;YACb,UAAU;YACV,IAAI,EAAE,UAAU,CAAC,MAAM;YACvB,KAAK;YACL,KAAK;YACL,GAAG;SACN,CAAC;IACN,CAAC;IAED;;OAEG;IACK,gBAAgB,CAAC,EAAU,EAAE,UAA0B,EAAE,KAAa,EAAE,GAAW;QACvF,IAAI,KAAK,GAAG,IAAI,CAAC,KAAK,CAAC,EAAE,CAAC,CAAC;QAC3B,IAAI,CAAC,KAAK,EAAE;YACR,OAAO,KAAK,CAAC;SAChB;QACD,IAAI,mBAAmB,GAAG,KAAK,CAAC,IAAI,KAAK,UAAU,CAAC,MAAM;YACtD,KAAK,CAAC,KAAK,KAAK,KAAK;YACrB,KAAK,CAAC,GAAG,KAAK,GAAG,CAAC;QAEtB,IAAG,CAAC,mBAAmB,EAAE;YACrB,OAAO,KAAK,CAAC;SAChB;QAED,OAAQ,KAAK,CAAC,KAAoB,CAAC,KAAK,CAAC,CAAC,OAAO,EAAE,KAAK,EAAE,EAAE,CAAC,OAAO,KAAK,UAAU,CAAC,KAAK,GAAG,KAAK,CAAC,CAAC,CAAC;IACxG,CAAC;;yGArHQ,YAAY;uGAAZ,YAAY;2FAAZ,YAAY;kBAJxB,IAAI;mBAAC;oBACF,IAAI,EAAE,UAAU;oBAChB,IAAI,EAAE,KAAK;iBACd","sourcesContent":["import {Pipe} from \"@angular/core\";\r\nimport {PaginationService} from \"./pagination.service\";\r\nimport {PaginationInstance} from './pagination-instance';\r\n\r\nconst LARGE_NUMBER = Number.MAX_SAFE_INTEGER;\r\n\r\nexport type Collection<T> = T[] | ReadonlyArray<T>;\r\n\r\nexport interface PaginatePipeArgs {\r\n    id?: string;\r\n    itemsPerPage?: string | number;\r\n    currentPage?: string | number;\r\n    totalItems?: string | number;\r\n}\r\n\r\nexport interface PipeState {\r\n    collection: ArrayLike<any>;\r\n    size: number;\r\n    start: number;\r\n    end: number;\r\n    slice: ArrayLike<any>;\r\n}\r\n\r\n@Pipe({\r\n    name: 'paginate',\r\n    pure: false\r\n})\r\nexport class PaginatePipe {\r\n\r\n    // store the values from the last time the pipe was invoked\r\n    private state: { [id: string]: PipeState } = {};\r\n\r\n    constructor(private service: PaginationService) {\r\n    }\r\n\r\n    public transform<T, U extends Collection<T>>(collection: U, args: PaginatePipeArgs): U {\r\n\r\n        // When an observable is passed through the AsyncPipe, it will output\r\n        // `null` until the subscription resolves. In this case, we want to\r\n        // use the cached data from the `state` object to prevent the NgFor\r\n        // from flashing empty until the real values arrive.\r\n        if (!(collection instanceof Array)) {\r\n            let _id = args.id || this.service.defaultId();\r\n            if (this.state[_id]) {\r\n                return this.state[_id].slice as U;\r\n            } else {\r\n                return collection;\r\n            }\r\n        }\r\n\r\n        let serverSideMode = args.totalItems && args.totalItems !== collection.length;\r\n        let instance = this.createInstance(collection, args);\r\n        let id = instance.id;\r\n        let start, end;\r\n        let perPage = instance.itemsPerPage;\r\n\r\n        let emitChange = this.service.register(instance);\r\n\r\n        if (!serverSideMode && collection instanceof Array) {\r\n            perPage = +perPage || LARGE_NUMBER;\r\n            start = (instance.currentPage - 1) * perPage;\r\n            end = start + perPage;\r\n\r\n            let isIdentical = this.stateIsIdentical(id, collection, start, end);\r\n            if (isIdentical) {\r\n                return this.state[id].slice as U;\r\n            } else {\r\n                let slice = collection.slice(start, end);\r\n                this.saveState(id, collection, slice, start, end);\r\n                this.service.change.emit(id);\r\n                return slice as U;\r\n            }\r\n        } else {\r\n            if (emitChange) {\r\n                this.service.change.emit(id);\r\n            }\r\n\r\n            // save the state for server-side collection to avoid null\r\n            // flash as new data loads.\r\n            this.saveState(id, collection, collection, start, end);\r\n\r\n            return collection;\r\n        }\r\n    }\r\n\r\n    /**\r\n     * Create an PaginationInstance object, using defaults for any optional properties not supplied.\r\n     */\r\n    private createInstance(collection: readonly any[], config: PaginatePipeArgs): PaginationInstance {\r\n        this.checkConfig(config);\r\n\r\n        return {\r\n            id: config.id != null ? config.id : this.service.defaultId(),\r\n            itemsPerPage: +config.itemsPerPage || 0,\r\n            currentPage: +config.currentPage || 1,\r\n            totalItems: +config.totalItems || collection.length\r\n        };\r\n    }\r\n\r\n    /**\r\n     * Ensure the argument passed to the filter contains the required properties.\r\n     */\r\n    private checkConfig(config: PaginatePipeArgs): void {\r\n        const required = ['itemsPerPage', 'currentPage'];\r\n\r\n        const missing = required.filter(prop => !(prop in config));\r\n        if (0 < missing.length) {\r\n            throw new Error(`PaginatePipe: Argument is missing the following required properties: ${missing.join(', ')}`);\r\n        }\r\n    }\r\n\r\n    /**\r\n     * To avoid returning a brand new array each time the pipe is run, we store the state of the sliced\r\n     * array for a given id. This means that the next time the pipe is run on this collection & id, we just\r\n     * need to check that the collection, start and end points are all identical, and if so, return the\r\n     * last sliced array.\r\n     */\r\n    private saveState(id: string, collection: ArrayLike<any>, slice: ArrayLike<any>, start: number, end: number) {\r\n        this.state[id] = {\r\n            collection,\r\n            size: collection.length,\r\n            slice,\r\n            start,\r\n            end\r\n        };\r\n    }\r\n\r\n    /**\r\n     * For a given id, returns true if the collection, size, start and end values are identical.\r\n     */\r\n    private stateIsIdentical(id: string, collection: ArrayLike<any>, start: number, end: number): boolean {\r\n        let state = this.state[id];\r\n        if (!state) {\r\n            return false;\r\n        }\r\n        let isMetaDataIdentical = state.size === collection.length &&\r\n            state.start === start &&\r\n            state.end === end;\r\n\r\n        if(!isMetaDataIdentical) {\r\n            return false;\r\n        }\r\n\r\n        return (state.slice as Array<any>).every((element, index) => element === collection[start + index]);\r\n    }\r\n}\r\n"]}
\No newline at end of file