import QtQuick
import QtQuick.Window
import QtQuick.Layouts
import QtQuick.Controls
import QtQuick.Controls.Material
import QtMultimedia


Item {
    width: 180
    height: 132

    property bool loop: false

    function loadSound(audio_path) {
        player.stop()
        player.source = audio_path
        buttonPlay.icon.color = Material.accent
        buttonPlay.enabled = true
        buttonLoop.enabled = true
    }

    function playSound() {
        buttonPlay.icon.color = Material.foreground
        buttonPause.icon.color = Material.accent
        buttonStop.icon.color = Material.accent
        buttonPlay.enabled = false
        buttonPause.enabled = true
        buttonStop.enabled = true
        buttonLoop.enabled = true
        positionSlider.enabled = player.seekable
        player.play()
    }

    function pauseSound() {
        buttonPlay.icon.color = Material.accent
        buttonPause.icon.color = Material.foreground
        buttonPlay.enabled = true
        buttonPause.enabled = false
        player.pause()
    }

    function stopSound() {
        buttonPlay.icon.color = Material.accent
        buttonPause.icon.color = Material.foreground
        buttonStop.icon.color = Material.foreground
        buttonLoop.icon.color = Material.foreground
        buttonPlay.enabled = true
        buttonPause.enabled = false
        buttonStop.enabled = false
        buttonLoop.enabled = false
        loop = false
        player.stop()
    }

    function resetPlayer() {
        player.stop()
        player.source = ''
        loop = false
        buttonPlay.icon.color = Material.foreground
        buttonPause.icon.color = Material.foreground
        buttonStop.icon.color = Material.foreground
        buttonLoop.icon.color = Material.foreground
        buttonPlay.enabled = false
        buttonPause.enabled = false
        buttonStop.enabled = false
        buttonLoop.enabled = false
        positionSlider.enabled = false
    }

    ColumnLayout {
        anchors.fill: parent
        spacing: 0
        RowLayout {
            spacing: 0
            Layout.alignment: Qt.AlignHCenter | Qt.AlignVCenter

            RoundButton {
                id: buttonPlay
                icon.color: Material.foreground
                icon.source: "qrc:/images/icons/player_play.svg"
                display: AbstractButton.IconOnly
                enabled: false
                flat: true
                onClicked: playSound()
            }

            Item {
                Layout.fillWidth: true
            }

            RoundButton {
                id: buttonPause
                icon.color: Material.foreground
                icon.source: "qrc:/images/icons/player_pause.svg"
                display: AbstractButton.IconOnly
                enabled: false
                flat: true
                onClicked: pauseSound()
            }

            Item {
                Layout.fillWidth: true
            }

            RoundButton {
                id: buttonStop
                icon.color: Material.foreground
                icon.source: "qrc:/images/icons/player_stop.svg"
                display: AbstractButton.IconOnly
                enabled: false
                flat: true
                onClicked: stopSound()
            }

            Item {
                Layout.fillWidth: true
            }

            RoundButton {
                id: buttonLoop
                icon.color: Material.foreground
                icon.source: "qrc:/images/icons/player_loop.svg"
                display: AbstractButton.IconOnly
                enabled: false
                flat: true
                onClicked: {
                    if (loop) {
                        loop = false
                        icon.color = Material.foreground
                    } else {
                        loop = true
                        icon.color = Material.accent
                    }
                }
            }
        }

        RowLayout {
            Slider {
                id: positionSlider
                Layout.preferredHeight: 20
                enabled: player.seekable
                value: player.duration > 0 ? player.position / player.duration : 0
                Layout.fillWidth: true
                onMoved: {
                    player.position = player.duration * positionSlider.position
                }
            }
        }

        RowLayout {
            Slider {
                id: volumeSlider
                Layout.preferredHeight: 20
                value: 0.5
                Layout.fillWidth: true
            }

            RoundButton {
                id: buttonMute
                icon.color: Material.foreground
                icon.source: "qrc:/images/icons/player_mute.svg"
                display: AbstractButton.IconOnly
                enabled: true
                flat: true
                onClicked: {
                    volumeSlider.value = 0
                }
            }
        }

        MediaPlayer {
            id: player
            audioOutput: audioOutput
            onPlaybackStateChanged: {
                if (player.playbackState === MediaPlayer.StoppedState) {
                    if (loop) {
                        playSound()
                    } else {
                        stopSound()
                    }
                }
            }
        }

        AudioOutput {
            id: audioOutput
            volume: volumeSlider.value
        }
    }
}