import QtQuick
import QtQuick.Controls
import Quickshell
import Quickshell.Io
import Quickshell.Widgets
import qs.Common
import qs.Services
import qs.Widgets

Column {
  id: root

  property real micLevel: Math.min(
                            100,
                            (AudioService.source && AudioService.source.audio
                             && AudioService.source.audio.volume * 100) || 0)
  property bool micMuted: (AudioService.source && AudioService.source.audio
                           && AudioService.source.audio.muted) || false

  width: parent.width
  spacing: Theme.spacingM

  StyledText {
    text: "Microphone Level"
    font.pixelSize: Theme.fontSizeLarge
    color: Theme.surfaceText
    font.weight: Font.Medium
  }

  Row {
    width: parent.width
    spacing: Theme.spacingM

    DankIcon {
      name: root.micMuted ? "mic_off" : "mic"
      size: Theme.iconSize
      color: root.micMuted ? Theme.error : Theme.surfaceText
      anchors.verticalCenter: parent.verticalCenter

      MouseArea {
        anchors.fill: parent
        hoverEnabled: true
        cursorShape: Qt.PointingHandCursor
        onClicked: {
          if (AudioService.source && AudioService.source.audio)
            AudioService.source.audio.muted = !AudioService.source.audio.muted
        }
      }
    }

    Item {
      id: micSliderContainer

      width: parent.width - 80
      height: 32
      anchors.verticalCenter: parent.verticalCenter

      Rectangle {
        id: micSliderTrack

        width: parent.width
        height: 8
        radius: 4
        color: Qt.rgba(Theme.surfaceVariant.r, Theme.surfaceVariant.g,
                       Theme.surfaceVariant.b, 0.3)
        anchors.verticalCenter: parent.verticalCenter

        Rectangle {
          id: micSliderFill

          width: parent.width * (root.micLevel / 100)
          height: parent.height
          radius: parent.radius
          color: Theme.primary

          Behavior on width {
            NumberAnimation {
              duration: Anims.durShort
              easing.type: Easing.BezierSpline
              easing.bezierCurve: Anims.standardDecel
            }
          }
        }

        Rectangle {
          id: micHandle

          width: 18
          height: 18
          radius: 9
          color: Theme.primary
          border.color: Qt.lighter(Theme.primary, 1.3)
          border.width: 2
          x: Math.max(0, Math.min(parent.width - width,
                                  micSliderFill.width - width / 2))
          anchors.verticalCenter: parent.verticalCenter
          scale: micMouseArea.containsMouse || micMouseArea.pressed ? 1.2 : 1

          Rectangle {
            id: micTooltip

            width: tooltipText.contentWidth + Theme.spacingS * 2
            height: tooltipText.contentHeight + Theme.spacingXS * 2
            radius: Theme.cornerRadius
            color: Theme.surfaceContainer
            border.color: Theme.outline
            border.width: 1
            anchors.bottom: parent.top
            anchors.bottomMargin: Theme.spacingS
            anchors.horizontalCenter: parent.horizontalCenter
            visible: (micMouseArea.containsMouse && !root.micMuted)
                     || micMouseArea.isDragging
            opacity: visible ? 1 : 0

            StyledText {
              id: tooltipText

              text: Math.round(root.micLevel) + "%"
              font.pixelSize: Theme.fontSizeSmall
              color: Theme.surfaceText
              font.weight: Font.Medium
              anchors.centerIn: parent
            }

            Behavior on opacity {
              NumberAnimation {
                duration: Theme.shortDuration
                easing.type: Theme.standardEasing
              }
            }
          }

          Behavior on scale {
            NumberAnimation {
              duration: Anims.durShort
              easing.type: Easing.BezierSpline
              easing.bezierCurve: Anims.standard
            }
          }
        }
      }

      MouseArea {
        id: micMouseArea

        property bool isDragging: false

        anchors.fill: parent
        hoverEnabled: true
        cursorShape: Qt.PointingHandCursor
        preventStealing: true
        onPressed: mouse => {
                     isDragging = true
                     let ratio = Math.max(0, Math.min(
                                            1, mouse.x / micSliderTrack.width))
                     let newMicLevel = Math.round(ratio * 100)
                     if (AudioService.source && AudioService.source.audio) {
                       AudioService.source.audio.muted = false
                       AudioService.source.audio.volume = newMicLevel / 100
                     }
                   }
        onReleased: {
          isDragging = false
        }
        onPositionChanged: mouse => {
                             if (pressed && isDragging) {
                               let ratio = Math.max(
                                 0, Math.min(1, mouse.x / micSliderTrack.width))
                               let newMicLevel = Math.max(
                                 0, Math.min(100, Math.round(ratio * 100)))
                               if (AudioService.source
                                   && AudioService.source.audio) {
                                 AudioService.source.audio.muted = false
                                 AudioService.source.audio.volume = newMicLevel / 100
                               }
                             }
                           }
        onClicked: mouse => {
                     let ratio = Math.max(0, Math.min(
                                            1, mouse.x / micSliderTrack.width))
                     let newMicLevel = Math.round(ratio * 100)
                     if (AudioService.source && AudioService.source.audio) {
                       AudioService.source.audio.muted = false
                       AudioService.source.audio.volume = newMicLevel / 100
                     }
                   }
      }

      MouseArea {
        id: micGlobalMouseArea

        x: 0
        y: 0
        width: root.parent ? root.parent.width : 0
        height: root.parent ? root.parent.height : 0
        enabled: micMouseArea.isDragging
        visible: false
        preventStealing: true
        onPositionChanged: mouse => {
                             if (micMouseArea.isDragging) {
                               let globalPos = mapToItem(micSliderTrack,
                                                         mouse.x, mouse.y)
                               let ratio = Math.max(
                                 0,
                                 Math.min(1,
                                          globalPos.x / micSliderTrack.width))
                               let newMicLevel = Math.max(
                                 0, Math.min(100, Math.round(ratio * 100)))
                               if (AudioService.source
                                   && AudioService.source.audio) {
                                 AudioService.source.audio.muted = false
                                 AudioService.source.audio.volume = newMicLevel / 100
                               }
                             }
                           }
        onReleased: {
          micMouseArea.isDragging = false
        }
      }
    }

    DankIcon {
      name: "mic"
      size: Theme.iconSize
      color: Theme.surfaceText
      anchors.verticalCenter: parent.verticalCenter
    }
  }
}