All files / libs/payout-definition/plans/views/hub/rule-designer/src/lib/template-drawer RuleTemplateDrawer.context.tsx

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import { createContext, memo, useCallback, useContext, useEffect, useState, type ReactNode } from 'react';

import { useBoolState, useShallowObjectMemo } from '@amalia/ext/react/hooks';
import { assert } from '@amalia/ext/typescript';
import { type RuleTemplate } from '@amalia/payout-definition/plans/types';

import { usePlanHubRuleDesignerStepTab } from '../hooks/use-plan-hub-rule-designer-step-tab';

interface RuleTemplateDrawerContextProviderProps {
  readonly children: ReactNode;
}

interface RuleTemplateDrawerContextValues {
  isRuleTemplateDrawerOpen: boolean;
  openRuleTemplateDrawer: () => void;
  closeRuleTemplateDrawer: () => void;

  selectedRuleTemplate: RuleTemplate | null;
  setSelectedRuleTemplate: (template: RuleTemplate | null) => void;
}

const RuleTemplateContext = createContext<RuleTemplateDrawerContextValues | null>(null);

export const RuleTemplateDrawerContextProvider = memo(function RuleTemplateDrawerContextProvider({
  children,
}: RuleTemplateDrawerContextProviderProps) {
  const [selectedRuleDesignerTab] = usePlanHubRuleDesignerStepTab();

  const { isRuleTemplateDrawerOpen, setRuleTemplateDrawerOpenTrue, setRuleTemplateDrawerOpenFalse } = useBoolState(
    false,
    'ruleTemplateDrawerOpen',
  );

  const [selectedRuleTemplate, setSelectedRuleTemplate] = useState<RuleTemplate | null>(null);

  const closeRuleTemplateDrawer = useCallback(() => {
    setSelectedRuleTemplate(null);
    setRuleTemplateDrawerOpenFalse();
  }, [setRuleTemplateDrawerOpenFalse]);

  const contextValues = useShallowObjectMemo({
    isRuleTemplateDrawerOpen,
    openRuleTemplateDrawer: setRuleTemplateDrawerOpenTrue,
    closeRuleTemplateDrawer,

    selectedRuleTemplate,
    setSelectedRuleTemplate,
  });

  // Close the drawer whenever the tab changes, also reset the selected template
  useEffect(() => {
    if (selectedRuleDesignerTab !== '2-design-commission-structure') {
      closeRuleTemplateDrawer();
    }
  }, [selectedRuleDesignerTab, closeRuleTemplateDrawer]);

  return <RuleTemplateContext.Provider value={contextValues}>{children}</RuleTemplateContext.Provider>;
});

export const useDesignerTemplateDrawerContext = () => {
  const context = useContext(RuleTemplateContext);
  assert(context, 'useDesignerTemplateDrawerContext must be used within a RuleTemplateDrawerProvider');

  return context;
};