feat: infinite scrolling

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+# 0.7.0
+
+* feat: infinite scrolling
+
 ## 0.6.2
 
 * fix: various pager numbering fixes

packages/rekapager-bundle/.gitignore

@@ -0,0 +1 @@
+assets/node_modules

packages/rekapager-bundle/assets/.babelrc

@@ -0,0 +1,3 @@
+{
+    "presets": ["@babel/env"]
+}

packages/rekapager-bundle/assets/dist/infinite-scrolling.js

@@ -0,0 +1,127 @@
+/*
+ * This file is part of rekalogika/rekapager package.
+ *
+ * (c) Priyadi Iman Nurcahyo <https://rekalogika.dev>
+ *
+ * For the full copyright and license information, please view the LICENSE file
+ * that was distributed with this source code.
+ */
+
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports["default"] = void 0;
+var _stimulus = require("@hotwired/stimulus");
+function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
+function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
+function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
+function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
+function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
+function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
+function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); } }
+function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
+function _callSuper(t, o, e) { return o = _getPrototypeOf(o), _possibleConstructorReturn(t, _isNativeReflectConstruct() ? Reflect.construct(o, e || [], _getPrototypeOf(t).constructor) : o.apply(t, e)); }
+function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } return _assertThisInitialized(self); }
+function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
+function _isNativeReflectConstruct() { try { var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); } catch (t) {} return (_isNativeReflectConstruct = function _isNativeReflectConstruct() { return !!t; })(); }
+function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
+function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
+function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
+function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
+function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
+var _default = exports["default"] = /*#__PURE__*/function (_Controller) {
+  function _default() {
+    _classCallCheck(this, _default);
+    return _callSuper(this, _default, arguments);
+  }
+  _inherits(_default, _Controller);
+  return _createClass(_default, [{
+    key: "connect",
+    value: function connect() {
+      var mediaQuery = '(min-width: ' + this.breakpointValue + ')';
+      if (window.matchMedia(mediaQuery).matches) {
+        return;
+      }
+      var href = this.getNextHref(document);
+      if (href) {
+        this.href = href;
+        window.addEventListener('scroll', this.onScroll.bind(this));
+      }
+    }
+  }, {
+    key: "getNextHref",
+    value: function getNextHref(node) {
+      var paginations = node.querySelectorAll(this.paginationValue);
+      if (paginations.length == 0) {
+        console.log('Error: no pagination element found');
+        return null;
+      } else if (paginations.length > 1) {
+        console.log('Error: more than one pagination found');
+        return null;
+      }
+      var pagination = paginations[0];
+      pagination.remove();
+      var next = pagination.querySelector('[rel="next"]');
+      if (!next) {
+        console.log('Error: no next link found');
+        return null;
+      }
+      var href = next.getAttribute('href');
+      if (!href || href == '#') {
+        return null;
+      }
+      return href;
+    }
+  }, {
+    key: "onScroll",
+    value: function onScroll() {
+      if (window.scrollY + window.innerHeight >= document.documentElement.scrollHeight - 1) {
+        this.goFetch();
+      }
+    }
+  }, {
+    key: "goFetch",
+    value: function goFetch() {
+      var _this = this;
+      // disable scroll event to prevent multiple fetch
+      window.removeEventListener('scroll', this.onScroll);
+      var href = this.href;
+      if (!href) {
+        return;
+      }
+      this.href = null;
+      fetch(href).then(function (response) {
+        return response.text();
+      }).then(function (html) {
+        var _document$querySelect;
+        // append new elements
+
+        var fragment = document.createRange().createContextualFragment(html);
+        var newElements = fragment.querySelector('[data-controller~="infinitescrolling"]').children;
+        (_document$querySelect = document.querySelector('[data-controller~="infinitescrolling"]')).append.apply(_document$querySelect, _toConsumableArray(newElements));
+
+        // find next link
+
+        if (href = _this.getNextHref(fragment)) {
+          _this.href = href;
+          window.addEventListener('scroll', _this.onScroll.bind(_this));
+        }
+      });
+    }
+  }]);
+}(_stimulus.Controller);
+_defineProperty(_default, "values", {
+  breakpoint: {
+    type: String,
+    "default": '576px'
+  },
+  pagination: {
+    type: String,
+    "default": '.pagination'
+  }
+});