import { expect, tap } from '@push.rocks/tapbundle';
import { AcmeStateManager } from '../ts/proxies/smart-proxy/acme-state-manager.js';
import type { IRouteConfig } from '../ts/proxies/smart-proxy/models/route-types.js';

tap.test('AcmeStateManager should track challenge routes correctly', async (tools) => {
  const stateManager = new AcmeStateManager();
  
  const challengeRoute: IRouteConfig = {
    name: 'acme-challenge',
    priority: 1000,
    match: {
      ports: 80,
      path: '/.well-known/acme-challenge/*'
    },
    action: {
      type: 'static',
      handler: async () => ({ status: 200, body: 'challenge' })
    }
  };
  
  // Initially no challenge routes
  tools.expect(stateManager.isChallengeRouteActive()).toBeFalse();
  tools.expect(stateManager.getActiveChallengeRoutes()).toHaveLength(0);
  
  // Add challenge route
  stateManager.addChallengeRoute(challengeRoute);
  tools.expect(stateManager.isChallengeRouteActive()).toBeTrue();
  tools.expect(stateManager.getActiveChallengeRoutes()).toHaveLength(1);
  tools.expect(stateManager.getPrimaryChallengeRoute()).toEqual(challengeRoute);
  
  // Remove challenge route
  stateManager.removeChallengeRoute('acme-challenge');
  tools.expect(stateManager.isChallengeRouteActive()).toBeFalse();
  tools.expect(stateManager.getActiveChallengeRoutes()).toHaveLength(0);
  tools.expect(stateManager.getPrimaryChallengeRoute()).toBeNull();
});

tap.test('AcmeStateManager should track port allocations', async (tools) => {
  const stateManager = new AcmeStateManager();
  
  const challengeRoute1: IRouteConfig = {
    name: 'acme-challenge-1',
    priority: 1000,
    match: {
      ports: 80,
      path: '/.well-known/acme-challenge/*'
    },
    action: {
      type: 'static'
    }
  };
  
  const challengeRoute2: IRouteConfig = {
    name: 'acme-challenge-2',
    priority: 900,
    match: {
      ports: [80, 8080],
      path: '/.well-known/acme-challenge/*'
    },
    action: {
      type: 'static'
    }
  };
  
  // Add first route
  stateManager.addChallengeRoute(challengeRoute1);
  tools.expect(stateManager.isPortAllocatedForAcme(80)).toBeTrue();
  tools.expect(stateManager.isPortAllocatedForAcme(8080)).toBeFalse();
  tools.expect(stateManager.getAcmePorts()).toEqual([80]);
  
  // Add second route
  stateManager.addChallengeRoute(challengeRoute2);
  tools.expect(stateManager.isPortAllocatedForAcme(80)).toBeTrue();
  tools.expect(stateManager.isPortAllocatedForAcme(8080)).toBeTrue();
  tools.expect(stateManager.getAcmePorts()).toContain(80);
  tools.expect(stateManager.getAcmePorts()).toContain(8080);
  
  // Remove first route - port 80 should still be allocated
  stateManager.removeChallengeRoute('acme-challenge-1');
  tools.expect(stateManager.isPortAllocatedForAcme(80)).toBeTrue();
  tools.expect(stateManager.isPortAllocatedForAcme(8080)).toBeTrue();
  
  // Remove second route - all ports should be deallocated
  stateManager.removeChallengeRoute('acme-challenge-2');
  tools.expect(stateManager.isPortAllocatedForAcme(80)).toBeFalse();
  tools.expect(stateManager.isPortAllocatedForAcme(8080)).toBeFalse();
  tools.expect(stateManager.getAcmePorts()).toHaveLength(0);
});

tap.test('AcmeStateManager should select primary route by priority', async (tools) => {
  const stateManager = new AcmeStateManager();
  
  const lowPriorityRoute: IRouteConfig = {
    name: 'low-priority',
    priority: 100,
    match: {
      ports: 80
    },
    action: {
      type: 'static'
    }
  };
  
  const highPriorityRoute: IRouteConfig = {
    name: 'high-priority',
    priority: 2000,
    match: {
      ports: 80
    },
    action: {
      type: 'static'
    }
  };
  
  const defaultPriorityRoute: IRouteConfig = {
    name: 'default-priority',
    // No priority specified - should default to 0
    match: {
      ports: 80
    },
    action: {
      type: 'static'
    }
  };
  
  // Add low priority first
  stateManager.addChallengeRoute(lowPriorityRoute);
  tools.expect(stateManager.getPrimaryChallengeRoute()?.name).toEqual('low-priority');
  
  // Add high priority - should become primary
  stateManager.addChallengeRoute(highPriorityRoute);
  tools.expect(stateManager.getPrimaryChallengeRoute()?.name).toEqual('high-priority');
  
  // Add default priority - primary should remain high priority
  stateManager.addChallengeRoute(defaultPriorityRoute);
  tools.expect(stateManager.getPrimaryChallengeRoute()?.name).toEqual('high-priority');
  
  // Remove high priority - primary should fall back to low priority
  stateManager.removeChallengeRoute('high-priority');
  tools.expect(stateManager.getPrimaryChallengeRoute()?.name).toEqual('low-priority');
});

tap.test('AcmeStateManager should handle clear operation', async (tools) => {
  const stateManager = new AcmeStateManager();
  
  const challengeRoute1: IRouteConfig = {
    name: 'route-1',
    match: {
      ports: [80, 443]
    },
    action: {
      type: 'static'
    }
  };
  
  const challengeRoute2: IRouteConfig = {
    name: 'route-2',
    match: {
      ports: 8080
    },
    action: {
      type: 'static'
    }
  };
  
  // Add routes
  stateManager.addChallengeRoute(challengeRoute1);
  stateManager.addChallengeRoute(challengeRoute2);
  
  // Verify state before clear
  tools.expect(stateManager.isChallengeRouteActive()).toBeTrue();
  tools.expect(stateManager.getActiveChallengeRoutes()).toHaveLength(2);
  tools.expect(stateManager.getAcmePorts()).toHaveLength(3);
  
  // Clear all state
  stateManager.clear();
  
  // Verify state after clear
  tools.expect(stateManager.isChallengeRouteActive()).toBeFalse();
  tools.expect(stateManager.getActiveChallengeRoutes()).toHaveLength(0);
  tools.expect(stateManager.getAcmePorts()).toHaveLength(0);
  tools.expect(stateManager.getPrimaryChallengeRoute()).toBeNull();
});

export default tap;