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/** * Copyright (c) 2017 ~ present NAVER Corp. * billboard.js project is licensed under the MIT license */import {$LEGEND} from "../../config/classes";import {endall} from "../../module/util";
export default {	load(rawTargets, args): void {		const $$ = this;		const {append} = args;		let targets = rawTargets;
		if (targets) {			// filter loading targets if needed			if (args.filter) {				targets = targets.filter(args.filter);			}
			// set type if args.types || args.type specified			if (args.type || args.types) {				targets.forEach(t => {					const type = args.types?.[t.id] || args.type;
					$$.setTargetType(t.id, type);				});			}
			// Update/Add data			$$.data.targets.forEach(d => {				for (let i = 0; i < targets.length; i++) {					if (d.id === targets[i].id) {						d.values = append ?							d.values.concat(targets[i].values) : targets[i].values;
						targets.splice(i, 1);						break;					}				}			});
			$$.data.targets = $$.data.targets.concat(targets); // add remained		}
		// Set targets		$$.updateTargets($$.data.targets);
		// Redraw with new targets		$$.redraw({			withUpdateOrgXDomain: true,			withUpdateXDomain: true,			withLegend: true		});
		// Update current state chart type and elements list after redraw		$$.updateTypesElements();
		args.done?.call($$.api);	},
	loadFromArgs(args): void {		const $$ = this;
		// prevent load when chart is already destroyed		if (!$$.config) {			return;		}
		// reset internally cached data		$$.cache.reset();
		$$.convertData(args, d => {			const data = args.data || d;
			args.append && (data.__append__ = true);			data && $$.load($$.convertDataToTargets(data), args);		});	},
	unload(rawTargetIds, customDoneCb): void {		const $$ = this;		const {state, $el, $T} = $$;		let done = customDoneCb;		let targetIds = rawTargetIds;
		// reset internally cached data		$$.cache.reset();
		if (!done) {			done = () => {};		}
		// filter existing target		targetIds = targetIds.filter(id => $$.hasTarget($$.data.targets, id));
		// If no target, call done and return		if (!targetIds || targetIds.length === 0) {			done();			return;		}
		const targets = $el.svg.selectAll(targetIds.map(id => $$.selectorTarget(id)));
		$T(targets)			.style("opacity", "0")			.remove()			.call(endall, done);
		targetIds.forEach(id => {			// Reset fadein for future load			state.withoutFadeIn[id] = false;
			// Remove target's elements			if ($el.legend) {				$el.legend.selectAll(`.${$LEGEND.legendItem}${$$.getTargetSelectorSuffix(id)}`).remove();			}
			// Remove target			$$.data.targets = $$.data.targets.filter(t => t.id !== id);		});
		// Update current state chart type and elements list after redraw		$$.updateTypesElements();	}};