pragma Singleton
pragma ComponentBehavior: Bound

import QtQuick
import Quickshell
import qs.Common
import qs.Services

Singleton {
    id: root

    property var status: ({})     // outputName -> ICCStatus {path, description, version, colorSpace, hasVCGT, active}
    property var outputNames: []  // list of all available output names
    property var outputTemps: ({}) // outputName -> color temperature (K)
    // statusChanged signal is auto-generated by the status property

    Connections {
        target: DMSService

        function onCapabilitiesReceived() {
            requestStatus()
        }

        function onConnectionStateChanged() {
            if (DMSService.isConnected) {
                requestStatus()
                return
            }
            status = ({})
            outputNames = []
            outputTemps = ({})
        }

        function onGammaStateUpdate(data) {
            if (!data)
                return
            if (data.iccProfiles)
                status = data.iccProfiles
            if (data.outputTemps)
                outputTemps = data.outputTemps
            if (data.outputs)
                outputNames = data.outputs
        }
    }

    Component.onCompleted: {
        if (DMSService.dmsAvailable) {
            requestStatus()
        }
    }

    function requestStatus() {
        if (!DMSService.isConnected)
            return
        DMSService.sendRequest("wayland.icc.getStatus", null, response => {
            if (!response.result)
                return
            status = response.result.profiles || ({})
            outputNames = response.result.outputs || []
        })
        DMSService.sendRequest("wayland.icc.getTemps", null, response => {
            if (response.result)
                outputTemps = response.result
        })
    }

    function applyICC(outputName, iccPath) {
        DMSService.sendRequest("wayland.icc.apply", {
            "output": outputName,
            "path": iccPath
        }, response => {
            if (response.error) {
                ToastService.showError(I18n.tr("ICC Error", "Toast title when an ICC IPC request fails"), response.error)
                return
            }
            ToastService.showInfo(I18n.tr("ICC profile applied to %1", "Toast confirming an ICC profile was applied to an output").arg(outputName))
            requestStatus()
        })
    }

    function removeICC(outputName) {
        DMSService.sendRequest("wayland.icc.remove", {
            "output": outputName
        }, response => {
            if (response.error) {
                ToastService.showError(I18n.tr("ICC Error", "Toast title when an ICC IPC request fails"), response.error)
                return
            }
            ToastService.showInfo(I18n.tr("ICC profile removed from %1", "Toast confirming an ICC profile was removed from an output").arg(outputName))
            requestStatus()
        })
    }

    function setOutputTemp(outputName, temp) {
        DMSService.sendRequest("wayland.icc.setTemp", {
            "output": outputName,
            "temp": temp
        }, response => {
            if (response.error) {
                ToastService.showError(I18n.tr("Color Temperature Error", "Toast title when setting a per-output color temperature fails"), response.error)
                return
            }
            requestStatus()
        })
    }
}