/*
 * Minecraft Development for IntelliJ
 *
 * https://mcdev.io/
 *
 * Copyright (C) 2024 minecraft-dev
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, version 3.0 only.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
package com.demonwav.mcdev.platform.bukkit.inspection
 
import com.demonwav.mcdev.platform.bukkit.util.BukkitConstants
import com.demonwav.mcdev.util.addImplements
import com.demonwav.mcdev.util.extendsOrImplements
import com.intellij.codeInspection.ProblemDescriptor
import com.intellij.openapi.project.Project
import com.intellij.psi.PsiClass
import com.intellij.psi.util.createSmartPointer
import com.siyeh.ig.BaseInspection
import com.siyeh.ig.BaseInspectionVisitor
import com.siyeh.ig.InspectionGadgetsFix
import org.jetbrains.annotations.Nls
 
class BukkitListenerImplementedInspection : BaseInspection() {
 
    @Nls
    override fun getDisplayName() =
        "Bukkit @EventHandler in class not implementing Listener"
 
    override fun buildErrorString(vararg infos: Any) =
        "This class contains @EventHandler methods but does not implement Listener."
 
    override fun getStaticDescription() =
        "All Bukkit @EventHandler methods must reside in a class that implements Listener."
 
    override fun buildFix(vararg infos: Any): InspectionGadgetsFix {
        val classPointer = (infos[0] as PsiClass).createSmartPointer()
        return object : InspectionGadgetsFix() {
            override fun doFix(project: Project, descriptor: ProblemDescriptor) {
                classPointer.element?.addImplements(BukkitConstants.LISTENER_CLASS)
            }
 
            @Nls
            override fun getName() = "Implement Listener"
 
            @Nls
            override fun getFamilyName() = name
        }
    }
 
    override fun buildVisitor(): BaseInspectionVisitor {
        return object : BaseInspectionVisitor() {
            override fun visitClass(aClass: PsiClass) {
                if (aClass.methods.none { it.hasAnnotation(BukkitConstants.HANDLER_ANNOTATION) }) {
                    return
                }
 
                val inError = !aClass.extendsOrImplements(BukkitConstants.LISTENER_CLASS)
 
                if (inError) {
                    registerClassError(aClass, aClass)
                }
            }
        }
    }
}

      

        
/*
 * Minecraft Development for IntelliJ
 *
 * https://mcdev.io/
 *
 * Copyright (C) 2024 minecraft-dev
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, version 3.0 only.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
package com.demonwav.mcdev.platform.bukkit.inspection
 
import com.demonwav.mcdev.platform.bukkit.util.BukkitConstants
import com.demonwav.mcdev.util.addImplements
import com.demonwav.mcdev.util.extendsOrImplements
import com.intellij.codeInspection.ProblemDescriptor
import com.intellij.openapi.project.Project
import com.intellij.psi.PsiClass
import com.intellij.psi.createSmartPointer
import com.siyeh.ig.BaseInspection
import com.siyeh.ig.BaseInspectionVisitor
import com.siyeh.ig.InspectionGadgetsFix
import org.jetbrains.annotations.Nls
 
class BukkitListenerImplementedInspection : BaseInspection() {
 
    @Nls
    override fun getDisplayName() =
        "Bukkit @EventHandler in class not implementing Listener"
 
    override fun buildErrorString(vararg infos: Any) =
        "This class contains @EventHandler methods but does not implement Listener."
 
    override fun getStaticDescription() =
        "All Bukkit @EventHandler methods must reside in a class that implements Listener."
 
    override fun buildFix(vararg infos: Any): InspectionGadgetsFix {
        val classPointer = (infos[0] as PsiClass).createSmartPointer()
        return object : InspectionGadgetsFix() {
            override fun doFix(project: Project, descriptor: ProblemDescriptor) {
                classPointer.element?.addImplements(BukkitConstants.LISTENER_CLASS)
            }
 
            @Nls
            override fun getName() = "Implement Listener"
 
            @Nls
            override fun getFamilyName() = name
        }
    }
 
    override fun buildVisitor(): BaseInspectionVisitor {
        return object : BaseInspectionVisitor() {
            override fun visitClass(aClass: PsiClass) {
                if (aClass.methods.none { it.hasAnnotation(BukkitConstants.HANDLER_ANNOTATION) }) {
                    return
                }
 
                val inError = !aClass.extendsOrImplements(BukkitConstants.LISTENER_CLASS)
 
                if (inError) {
                    registerClassError(aClass, aClass)
                }
            }
        }
    }
}