const registerTFGBlocks = (event) => {
	
	event.create('tfg:artificial_end_portal_frame')
		.stoneSoundType()
		.tagBlock('minecraft:mineable/pickaxe')
		.requiresTool(true)
		.fullBlock(true)
		.item(item => {
			item.modelJson({ parent: 'minecraft:block/end_portal_frame' })
		})
		
	
	// gem indicators
	
	const GEM_INDICATORS = 
	[
		[ 'almandine', 0x991616 ],
		[ 'andradite', 0xfbcb25 ],
		[ 'blue_topaz', 0xd8fafb ],
		[ 'cinnabar', 0xf03059 ],
		[ 'diamond', 0xc5fbfb ],
		[ 'emerald', 0x17fb6a ],
		[ 'green_sapphire', 0x98e2ad ],
		[ 'grossular', 0xfbb475 ],
		[ 'rutile', 0x812306 ],
		[ 'lazurite', 0x2633e3 ],
		[ 'pyrope', 0xe41957 ],
		[ 'ruby', 0xd42210 ],
		[ 'sapphire', 0x3134df ],
		[ 'sodalite', 0x3c53fb ],
		[ 'spessartine', 0xfba51e ],
		[ 'topaz', 0xe4d439 ],
		[ 'uvarovite', 0x2ce94b ],
		[ 'nether_quartz', 0xf4ebdf ],
		[ 'quartzite', 0xeef1e9 ],
		[ 'realgar', 0xfb3c32 ],
		[ 'olivine', 0xa4e004 ],
		[ 'opal', 0xead6dc ],
		[ 'lapis', 0x83a6fb ],
		[ 'apatite', 0x06caed ],
		[ 'red_garnet', 0x930c15 ],
		[ 'yellow_garnet', 0xf2fb09 ],
		[ 'monazite', 0xcdea96 ]
		
		// skip coal, coke, salt, rock salt, certus, malachite, glass, and amethyst
	]

	const $ClusterBlock = Java.loadClass('net.minecraft.world.level.block.AmethystClusterBlock')
	const $Blocks = Java.loadClass('net.minecraft.world.level.block.Blocks')
	const $Properties = Java.loadClass('net.minecraft.world.level.block.state.BlockBehaviour$Properties')
	
	GEM_INDICATORS.forEach(gem => 
	{
		event.createCustom(`tfg:buds/small_${gem[0]}_bud`,  () => new $ClusterBlock(3, 4, $Properties.copy($Blocks.AMETHYST_CLUSTER)))
		event.createCustom(`tfg:buds/medium_${gem[0]}_bud`, () => new $ClusterBlock(4, 3, $Properties.copy($Blocks.AMETHYST_CLUSTER)))
		event.createCustom(`tfg:buds/large_${gem[0]}_bud`,  () => new $ClusterBlock(5, 3, $Properties.copy($Blocks.AMETHYST_CLUSTER)))
	})
}