Interface ItemCustomComponent

import { world } from "@minecraft/server";

world.beforeEvents.worldInitialize.subscribe((initEvent) => {
    initEvent.itemComponentRegistry.registerCustomComponent("custom:item", {
        onBeforeDurabilityDamage(event) {
            const { attackingEntity, durabilityDamage, hitEntity, itemStack } =
                event;
            // Your code here
        },
        onCompleteUse(event) {
            const { itemStack, source } = event;
            // Your code here
        },
        onConsume(event) {
            const { itemStack, source } = event;
            // Your code here
        },
        onHitEntity(event) {
            const { attackingEntity, hadEffect, hitEntity, itemStack } = event;
            // Your code here
        },
        onMineBlock(event) {
            const { block, itemStack, minedBlockPermutation, source } = event;
            // Your code here
        },
        onUse(event) {
            const { itemStack, source } = event;
            // Your code here
        },
        onUseOn(event) {
            const { source, usedOnBlockPermutation } = event;
            // Your code here
        },
    });
});
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import { system } from "@minecraft/server";

system.beforeEvents.startup.subscribe((initEvent) => {
    initEvent.itemComponentRegistry.registerCustomComponent("custom:item", {
        onBeforeDurabilityDamage(event) {
            const { attackingEntity, durabilityDamage, hitEntity, itemStack } =
                event;
            // Your code here
        },
        onCompleteUse(event) {
            const { itemStack, source } = event;
            // Your code here
        },
        onConsume(event) {
            const { itemStack, source } = event;
            // Your code here
        },
        onHitEntity(event) {
            const { attackingEntity, hadEffect, hitEntity, itemStack } = event;
            // Your code here
        },
        onMineBlock(event) {
            const { block, itemStack, minedBlockPermutation, source } = event;
            // Your code here
        },
        onUse(event) {
            const { itemStack, source } = event;
            // Your code here
        },
        onUseOn(event) {
            const { source, usedOnBlockPermutation } = event;
            // Your code here
        },
    });
});
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interface ItemCustomComponent {
    onBeforeDurabilityDamage?: (
        arg0: ItemComponentBeforeDurabilityDamageEvent,
        arg1: CustomComponentParameters,
    ) => void;
    onCompleteUse?: (
        arg0: ItemComponentCompleteUseEvent,
        arg1: CustomComponentParameters,
    ) => void;
    onConsume?: (
        arg0: ItemComponentConsumeEvent,
        arg1: CustomComponentParameters,
    ) => void;
    onHitEntity?: (
        arg0: ItemComponentHitEntityEvent,
        arg1: CustomComponentParameters,
    ) => void;
    onMineBlock?: (
        arg0: ItemComponentMineBlockEvent,
        arg1: CustomComponentParameters,
    ) => void;
    onUse?: (
        arg0: ItemComponentUseEvent,
        arg1: CustomComponentParameters,
    ) => void;
    onUseOn?: (
        arg0: ItemComponentUseOnEvent,
        arg1: CustomComponentParameters,
    ) => void;
}