tethys.frontend/src/views/search-view/search-view-component.ts

246 lines
11 KiB
TypeScript

import { Options, Vue } from "vue-class-component";
import VsInput from "@/components/vs-input/vs-input.vue";
import VsResult from "@/components/vs-result/vs-result.vue";
import FacetCategory from "@/components/face-category/facet-category.vue";
import ActiveFacetCategory from "@/components/active-facet-category/active-facet-category.vue";
import { SolrSettings } from "@/models/solr";
// import { DatasetService } from "@/services/dataset.service";
import DatasetService from "../../services/dataset.service";
import { Suggestion, Dataset } from "@/models/dataset";
import { SolrResponse, FacetFields, FacetItem, FacetResults, FacetInstance } from "@/models/headers";
import { ActiveFilterCategories } from "@/models/solr";
@Options({
name: "SearchViewComponent",
components: {
VsInput,
VsResult,
FacetCategory,
ActiveFacetCategory,
},
})
export default class SearchViewComponent extends Vue {
results: Array<Dataset> = [];
// facets: FacetFields = new FacetFields();
facets: FacetResults = new FacetResults();
searchTerm!: string | Suggestion;
// activeFilterCategories: Object = {};
activeFilterCategories: ActiveFilterCategories = new ActiveFilterCategories(); // = new Array<ActiveFilterCategory>();
pagination: any = {
total: 0,
per_page: 2,
current_page: 0,
// last_page: 0,
data: [],
};
loaded = false;
numFound!: number;
private solr: SolrSettings = {
core: "rdr_data", // SOLR.core;
host: "tethys.at",
};
// private rdrAPI!: DatasetService;
private error = "";
mounted(): void {
// this.rdrAPI = new DatasetService();
}
// onSearch(term: string): void {
onSearch(suggestion: Suggestion | string): void {
// let queryOperator;
// if (typeof suggestion === "string") {
// suggestion = suggestion + "*";
// queryOperator = "or";
// } else if (suggestion instanceof Suggestion) {
// // term = suggestion.value;
// queryOperator = "and";
// }
// if (term) {
// term = term.trim();
// } else {
// term = "*%3A*";
// }
this.activeFilterCategories = new ActiveFilterCategories();
this.facets = new FacetResults();
// this.facets = {};
this.searchTerm = suggestion;
DatasetService.facetedSearch(suggestion, this.activeFilterCategories, this.solr.core, this.solr.host, undefined).subscribe(
(res: SolrResponse) => this.dataHandler(res),
(error: any) => this.errorHandler(error),
);
}
private dataHandler(res: SolrResponse, filterItem?: FacetItem): void {
// this.results = datasets;
this.results = res.response.docs;
this.numFound = res.response.numFound;
// pagination
this.pagination["total"] = res.response.numFound;
this.pagination["per_page"] = res.responseHeader.params.rows;
this.pagination["current_page"] = 1;
this.pagination["data"] = res.response.docs;
// facets
// const facet_fields = res.facet_counts.facet_fields;
// for (const prop in facet_fields) {
// const facetCategory: FacetCategory<any> = facet_fields[prop];
// const facetValues = facetCategory.key.values.map((facet_value: any, i: number) => {
// if (i % 2 === 0 && typeof facet_value == "string") {
// //var rObj = { value: facet, count: facet_fields[prop][i + 1] };
// // FiletrItem with value and count
// const rObj = new FilterItem(facet_value, facetCategory.key.values[i + 1]);
// return rObj;
// }
// });
// .filter(function (el: FilterItem) {
// return el != null && el.count > 0;
// });
// //this.facets.push({ filterName: prop, values: facetValues });
// this.facets[prop] = facetValues;
// }
const facet_fields: FacetFields = res.facets;
let prop: keyof typeof facet_fields;
for (prop in facet_fields) {
const facetCategory = facet_fields[prop];
if (facetCategory.buckets) {
const facetItems: Array<FacetItem> = facetCategory.buckets;
let facetValues = facetItems.map((facetItem, index) => {
let rObj: FacetItem;
if (filterItem?.val == facetItem.val) {
rObj = filterItem;
} else if (this.facets[prop]?.some((e) => e.val === facetItem.val)) {
// console.log(facetValue + " is included")
const indexOfFacetValue = this.facets[prop].findIndex((i) => i.val === facetItem.val);
// console.log(indexOfFacetValue);
rObj = this.facets[prop][indexOfFacetValue];
rObj.count = facetItem.count;
// rObj = new FacetItem(val, count);
} else {
rObj = new FacetItem(facetItem.val, facetItem.count);
}
return rObj;
});
facetValues = facetValues.filter(function (el) {
return el != null && el.count > 0;
});
// this.facets[prop] = facetCategory;
this.facets[prop] = facetValues;
}
}
}
private errorHandler(err: any): void {
this.error = err;
// this.loading = false;
}
onFilter(facetItem: FacetItem): void {
// console.log(facetItem.val);
// if (!this.activeFilterCategories.hasOwnProperty(facetItem.category)) {
if (!Object.prototype.hasOwnProperty.call(this.activeFilterCategories, facetItem.category)) {
this.activeFilterCategories[facetItem.category] = new Array<string>();
}
// if (!this.activeFilterCategories[facetItem.category].some((e) => e === facetItem.val)) {
if (!this.activeFilterCategories[facetItem.category].some((e) => e === facetItem.val)) {
this.activeFilterCategories[facetItem.category].push(facetItem.val);
DatasetService.facetedSearch(this.searchTerm, this.activeFilterCategories, this.solr.core, this.solr.host, undefined).subscribe(
(res: SolrResponse) => this.dataHandler(res, facetItem),
(error: any) => this.errorHandler(error),
);
// alert(this.activeFilterCategories[filter.Category]);
// var res = await rdrApi.search(this.searchTerm, this.activeFilterCategories, this.solrCore, this.solrHost);
// this.results = res.response.docs;
// this.numFound = res.response.numFound;
// // pagination
// this.pagination['total'] = res.response.numFound;
// this.pagination['per_page'] = res.responseHeader.params.rows;
// this.pagination['current_page'] = 1;
// this.pagination['data'] = res.response.docs;
// var facet_fields = res.facet_counts.facet_fields;
// for (var prop in facet_fields) {
// var facetValues = facet_fields[prop].map((facetValue, i) => {
// if (i % 2 === 0) {
// // var rObj = { value: facetValue, count: facet_fields[prop][i + 1] };
// var rObj;
// if (filter.value == facetValue) {
// rObj = filter;
// } else if (this.facets[prop].some(e => e.value === facetValue)) {
// // console.log(facetValue + " is included")
// var indexOfFacetValue = this.facets[prop].findIndex(i => i.value === facetValue);
// // console.log(indexOfFacetValue);
// rObj = this.facets[prop][indexOfFacetValue];
// rObj.count = facet_fields[prop][i + 1];
// } else {
// rObj = new FilterItem(facetValue, facet_fields[prop][i + 1]);
// }
// return rObj;
// }
// }).filter(function (el) {
// return el != null && el.count > 0;
// });
// // this.facets.push({ filterName: prop, values: facetValues });
// this.facets[prop] = facetValues;
}
}
onClearFacetCategory(categoryName: string): void {
// alert(categoryName);
delete this.activeFilterCategories[categoryName];
DatasetService.facetedSearch(this.searchTerm, this.activeFilterCategories, this.solr.core, this.solr.host, undefined).subscribe(
(res: SolrResponse) => {
this.results = res.response.docs;
this.numFound = res.response.numFound;
// pagination
this.pagination["total"] = res.response.numFound;
this.pagination["per_page"] = res.responseHeader.params.rows;
this.pagination["current_page"] = 1;
this.pagination["data"] = res.response.docs;
const facet_fields: FacetFields = res.facets;
let prop: keyof typeof facet_fields;
for (prop in facet_fields) {
const facetCategory: FacetInstance = facet_fields[prop];
if (facetCategory.buckets) {
const facetItems: Array<FacetItem> = facetCategory.buckets;
const facetValues = facetItems.map((facetItem, index) => {
let rObj: FacetItem;
if (this.facets[prop]?.some((e) => e.val === facetItem.val)) {
// console.log(facetValue + " is included")
const indexOfFacetValue = this.facets[prop].findIndex((i) => i.val === facetItem.val);
// console.log(indexOfFacetValue);
rObj = this.facets[prop][indexOfFacetValue];
rObj.count = facetItem.count;
// rObj = new FacetItem(val, count);
//if facet ccategory is reactivated category, deactivate all filter items
if (prop == categoryName) {
rObj.active = false;
}
} else {
rObj = new FacetItem(facetItem.val, facetItem.count);
}
return rObj;
});
this.facets[prop] = facetValues;
}
}
},
(error: any) => this.errorHandler(error),
);
}
}