revanced-patches/src/main/kotlin/app/revanced/patches/youtube/layout/buttons/player/hide/HidePlayerButtonsPatch.kt

package app.revanced.patches.youtube.layout.buttons.player.hide

import app.revanced.extensions.exception
import app.revanced.patcher.data.BytecodeContext
import app.revanced.patcher.extensions.InstructionExtensions.addInstructions
import app.revanced.patcher.extensions.InstructionExtensions.getInstruction
import app.revanced.patcher.patch.BytecodePatch
import app.revanced.patcher.patch.annotation.CompatiblePackage
import app.revanced.patcher.patch.annotation.Patch
import app.revanced.patches.shared.settings.preference.impl.StringResource
import app.revanced.patches.shared.settings.preference.impl.SwitchPreference
import app.revanced.patches.youtube.layout.buttons.player.hide.HidePlayerButtonsPatch.ParameterOffsets.HAS_NEXT
import app.revanced.patches.youtube.layout.buttons.player.hide.HidePlayerButtonsPatch.ParameterOffsets.HAS_PREVIOUS
import app.revanced.patches.youtube.layout.buttons.player.hide.fingerprints.PlayerControlsVisibilityModelFingerprint
import app.revanced.patches.youtube.misc.integrations.IntegrationsPatch
import app.revanced.patches.youtube.misc.settings.SettingsPatch
import com.android.tools.smali.dexlib2.iface.instruction.formats.Instruction3rc

@Patch(
    name = "Hide player buttons",
    description = "Adds the option to hide video player previous and next buttons.",
    dependencies = [
        IntegrationsPatch::class,
        SettingsPatch::class
    ],
    compatiblePackages = [
        CompatiblePackage(
            "com.google.android.youtube",
            [
                "18.16.37",
                "18.19.35",
                "18.20.39",
                "18.23.35",
                "18.29.38",
                "18.32.39",
                "18.37.36"
            ]
        )
    ]
)
@Suppress("unused")
object HidePlayerButtonsPatch : BytecodePatch(
    setOf(PlayerControlsVisibilityModelFingerprint)
) {
    override fun execute(context: BytecodeContext) {
        SettingsPatch.PreferenceScreen.LAYOUT.addPreferences(
            SwitchPreference(
                "revanced_hide_player_buttons",
                StringResource(
                    "revanced_hide_player_buttons_title",
                    "Hide previous & next video buttons"
                ),
                StringResource(
                    "revanced_hide_player_buttons_summary_on",
                    "Buttons are hidden"
                ),
                StringResource(
                    "revanced_hide_player_buttons_summary_off",
                    "Buttons are shown"
                )
            )
        )

        PlayerControlsVisibilityModelFingerprint.result?.apply {
            val callIndex = scanResult.patternScanResult!!.endIndex
            val callInstruction = mutableMethod.getInstruction<Instruction3rc>(callIndex)

            // overriding this parameter register hides the previous and next buttons
            val hasNextParameterRegister = callInstruction.startRegister + HAS_NEXT
            val hasPreviousParameterRegister = callInstruction.startRegister + HAS_PREVIOUS

            mutableMethod.addInstructions(
                callIndex,
                """
                    invoke-static { v$hasNextParameterRegister }, Lapp/revanced/integrations/patches/HidePlayerButtonsPatch;->previousOrNextButtonIsVisible(Z)Z
                    move-result v$hasNextParameterRegister
                    
                    invoke-static { v$hasPreviousParameterRegister }, Lapp/revanced/integrations/patches/HidePlayerButtonsPatch;->previousOrNextButtonIsVisible(Z)Z
                    move-result v$hasPreviousParameterRegister
                """
            )
        } ?: throw PlayerControlsVisibilityModelFingerprint.exception
    }

    private object ParameterOffsets {
        const val HAS_NEXT = 5
        const val HAS_PREVIOUS = 6
    }
}