{"version":3,"file":"podcast-block.min.js","sources":["podcast-block.min.js"],"sourcesContent":["\"use strict\";\n\nfunction _toConsumableArray(r) { return _arrayWithoutHoles(r) || _iterableToArray(r) || _unsupportedIterableToArray(r) || _nonIterableSpread(); }\nfunction _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.\"); }\nfunction _unsupportedIterableToArray(r, a) { if (r) { if (\"string\" == typeof r) return _arrayLikeToArray(r, a); var t = {}.toString.call(r).slice(8, -1); return \"Object\" === t && r.constructor && (t = r.constructor.name), \"Map\" === t || \"Set\" === t ? Array.from(r) : \"Arguments\" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0; } }\nfunction _iterableToArray(r) { if (\"undefined\" != typeof Symbol && null != r[Symbol.iterator] || null != r[\"@@iterator\"]) return Array.from(r); }\nfunction _arrayWithoutHoles(r) { if (Array.isArray(r)) return _arrayLikeToArray(r); }\nfunction _arrayLikeToArray(r, a) { (null == a || a > r.length) && (a = r.length); for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e]; return n; }\n(function () {\n  var podcasts = document.querySelectorAll('[data-podcast]');\n  var globalPlayer = null;\n  if (podcasts.length) {\n    podcasts.forEach(function (item) {\n      var audio = item.querySelector('[data-podcast-audio]'),\n        button = item.querySelector('[data-audio-play-btn]'),\n        progress = item.querySelector('[data-audio-progress]');\n      var itemText = item.querySelector('[data-podcast-text]');\n      var audioContainer = item.querySelector('[data-podcast-audio-container]');\n      var textFrame = item.querySelector('[data-text-animate-frame]');\n      var podcast = {\n        animationTimer: null,\n        symbols: null,\n        speed: 55,\n        currentSymbol: 0,\n        text: itemText.dataset.content,\n        audio: audio,\n        button: button,\n        status: button.dataset,\n        progress: progress,\n        setProgressValue: function setProgressValue(value) {\n          this.progress.value = value;\n        },\n        stopText: function stopText() {\n          clearInterval(this.animationTimer);\n          this.animationTimer = null;\n        },\n        resetText: function resetText() {\n          this.stopText();\n          this.resetFrame();\n        },\n        resetPlayer: function resetPlayer() {\n          this.audio.muted = false;\n          this.audio.currentTime = 0;\n          this.progress.value = 0;\n        },\n        resetFrame: function resetFrame() {\n          this.symbols.forEach(function (symbol) {\n            return symbol.classList.remove('animated');\n          });\n          this.currentSymbol = 0;\n        },\n        startText: function startText() {\n          var _this = this;\n          if (!this.animationTimer) {\n            this.animationTimer = setInterval(function () {\n              if (_this.currentSymbol !== _this.text.length) {\n                _this.symbols[_this.currentSymbol].classList.add('animated');\n                _this.setProgressValue(_this.currentSymbol / _this.text.length);\n                _this.currentSymbol += 1;\n              } else {\n                _this.setProgressValue(1);\n                _this.stopText();\n              }\n            }, this.speed);\n          }\n        },\n        play: function play() {\n          if (!globalPlayer) globalPlayer = this;\n          if (globalPlayer && globalPlayer !== this) {\n            globalPlayer.audio.pause();\n            globalPlayer.stopText();\n            globalPlayer.status.status = 'play';\n            globalPlayer = this;\n          }\n          if (globalPlayer.audio.paused === false) {\n            globalPlayer.audio.pause();\n            globalPlayer.status.status = 'play';\n            globalPlayer.stopText();\n          } else {\n            if (globalPlayer.status.status === 'muted' || globalPlayer.status.status === 'repeat') {\n              globalPlayer.resetText();\n              globalPlayer.resetPlayer();\n            }\n            globalPlayer.audio.muted = globalPlayer.audio.muted && false;\n            globalPlayer.status.status = 'pause';\n            globalPlayer.audio.play();\n            globalPlayer.startText();\n          }\n        },\n        setAnimationFrameProgress: function setAnimationFrameProgress() {\n          for (var i = 0; i < this.currentSymbol; i++) {\n            this.symbols[i].classList.add('animated');\n          }\n        },\n        seek: function seek(event) {\n          //TODO - seeking not work on LOCAL/DEV ENV. Can't set currentTime - ByteRange issue -- END\n          var percent = event.offsetX / event.target.offsetWidth;\n          var currentTime = Math.floor(percent * this.getDuration());\n          this.audio.currentTime = currentTime;\n          if (this.audio.currentTime === currentTime) {\n            this.stopText();\n            this.resetFrame();\n            this.currentSymbol = Math.floor(percent * this.text.length);\n            this.setProgressValue(percent);\n            this.setAnimationFrameProgress();\n            this.startText();\n            this.play();\n          } else {\n            if (!globalPlayer) return;\n            this.stopText();\n            this.resetFrame();\n            this.setProgressValue(0);\n            globalPlayer.audio.pause();\n            globalPlayer.status.status = 'play';\n          }\n        },\n        calculateSpeed: function calculateSpeed() {\n          this.speed = Math.floor(this.getDuration() * 1000 / this.text.length);\n        },\n        getDuration: function getDuration() {\n          return this.audio.duration !== Infinity && !isNaN(Number(this.audio.duration)) ? this.audio.duration : this.audio.dataset.duration;\n        },\n        inViewport: function inViewport(el) {\n          var rect = el.getBoundingClientRect();\n\n          // Partially visible elements return true:\n          //return (elemTop < viewHeight && elemBottom >= 0);\n\n          // Only completely visible elements return true:\n          return rect.top >= 0 && rect.bottom <= (window.innerHeight || document.documentElement.clientHeight);\n        },\n        handleScroll: function handleScroll(element) {\n          if (this.currentSymbol === this.text.length || this.status.status !== 'muted') return;\n          if (this.inViewport(element) && (!globalPlayer || globalPlayer !== this && globalPlayer.audio.paused)) {\n            this.startText();\n          } else {\n            this.stopText();\n          }\n        },\n        init: function init() {\n          var _this2 = this;\n          _toConsumableArray(this.text).forEach(function (letter) {\n            textFrame.innerHTML += '<span style=\\'opacity: 0.5\\'>' + letter + '</span>';\n          });\n          this.symbols = textFrame.querySelectorAll(':scope > span');\n          this.audio.addEventListener('ended', function () {\n            _this2.currentSymbol === _this2.text.length && _this2.stopText();\n            _this2.status.status = 'repeat';\n            globalPlayer = null;\n          });\n          this.button && this.button.addEventListener('click', function () {\n            return _this2.play();\n          });\n          this.button && this.button.addEventListener('keydown', function (e) {\n            if (e.keyCode === 32) {\n              _this2.play();\n              e.preventDefault();\n            }\n          });\n          document.addEventListener('readystatechange', function (e) {\n            var currentTime = 1;\n\n            //set currentTime for test & enable progress bar\n            _this2.audio.currentTime = currentTime;\n            if (e.target.readyState === 'interactive') {\n              _this2.audio.currentTime = currentTime;\n            }\n            if (e.target.readyState === 'complete') {\n              audioContainer.removeAttribute('disabled');\n              _this2.calculateSpeed();\n              window.addEventListener('scroll', function () {\n                return _this2.handleScroll(item);\n              });\n\n              //TODO - seeking not work on LOCAL/DEV ENV. Can't set currentTime - ByteRange issue -- END\n              //check if audio can be seeking by click on progress bar\n              if (_this2.audio.currentTime === currentTime) {\n                _this2.audio.currentTime = 0;\n                _this2.progress && _this2.progress.addEventListener(\"click\", function (e) {\n                  return _this2.seek(e);\n                });\n              } else _this2.audio.currentTime = 0;\n            }\n          });\n        }\n      };\n      podcast.init();\n    });\n  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