146 lines
3.6 KiB
JavaScript
146 lines
3.6 KiB
JavaScript
var app = new Vue({
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el: '#app',
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data: {
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books: [],
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authors: [],
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series: [],
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booksCount: 0,
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page: 1,
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perpage: 20,
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sort_by: null,
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order_desc: false
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},
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methods: {
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sendQuery: function(url, error, success) {
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var xmh = new XMLHttpRequest();
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var v;
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xmh.onreadystatechange = function() {
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v = xmh.responseText;
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if (xmh.readyState === 4 && xmh.status === 200) {
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var res;
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try {
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res = JSON.parse(v);
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} catch (err) {
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if (null !== error)
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error(err.name, err.message);
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}
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if (null !== success)
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success(res);
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} else if (xmh.readyState === 4) {
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if (null !== error)
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error(xmh.status, v);
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}
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};
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xmh.open('GET', url, true);
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xmh.send(null);
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},
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stdError: function(code, resp) {
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console.log('ERROR ' + code + ': ' + resp);
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},
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indexSuccess: function(resp) {
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this.booksCount = resp.count;
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},
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loadIndex: function() {
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this.sendQuery('cgi-bin/bouquins/index', this.stdError, this.indexSuccess);
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},
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authorsSuccess: function(resp) {
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this.authors = resp;
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},
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booksSuccess: function(resp) {
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this.books = resp;
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},
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seriesSuccess: function(resp) {
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this.series = resp;
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},
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sortBy: function(col) {
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if (this.sort_by == col) {
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if (this.order_desc) {
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this.order_desc = false;
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this.sort_by = null;
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} else {
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this.order_desc = true;
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}
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} else {
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this.order_desc = false;
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this.sort_by = col;
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}
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this.reload();
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},
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reload: function() {
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if (this.books.length > 0)
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this.loadBooks();
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if (this.authors.length > 0)
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this.loadAuthors();
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if (this.series.length > 0)
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this.loadSeries();
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},
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prevPage: function() {
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if (this.page > 1) {
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this.page--;
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this.reload();
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}
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},
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nextPage: function() {
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this.page++;
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this.reload();
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},
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order: function(query) {
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if (this.order_desc)
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return query + '&order=desc';
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return query;
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},
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sort: function(query) {
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if (this.sort_by)
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return query + '&sort=' + this.sort_by;
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return query;
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},
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paginate: function(query) {
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return query + '?page=' + this.page + '&perpage=' + this.perpage;
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},
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params: function(url) {
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return this.order(this.sort(this.paginate(url)));
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},
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loadAuthors: function() {
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this.sendQuery(this.params('cgi-bin/bouquins/authors'), this.stdError, this.authorsSuccess);
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},
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loadBooks: function() {
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this.sendQuery(this.params('cgi-bin/bouquins/books'), this.stdError, this.booksSuccess);
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},
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loadSeries: function() {
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this.sendQuery(this.params('cgi-bin/bouquins/series'), this.stdError, this.seriesSuccess);
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},
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showSeries: function() {
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this.books = [];
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this.authors = [];
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this.page = 1;
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this.perpage = 20;
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this.order_desc = false;
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this.sort_by = null;
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this.loadSeries();
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},
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showAuthors: function() {
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this.books = [];
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this.series = [];
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this.page = 1;
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this.perpage = 20;
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this.order_desc = false;
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this.sort_by = null;
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this.loadAuthors();
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},
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showBooks: function() {
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this.authors = [];
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this.series = [];
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this.page = 1;
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this.perpage = 20;
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this.order_desc = false;
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this.sort_by = null;
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this.loadBooks();
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}
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},
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mounted: function() {
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this.loadIndex();
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}
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})
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