import { describe, it, expect } from 'vitest';
import { GraphQLClient } from '../../src/utils/index.js';
import {
  monitorSyncTipsSubscriptionQuery,
  monitorSyncTipsQuery,
  monitorSyncTipsSchema,
} from '../../src/blockchain/blockchain-chaingraph-helpers.js';

const chaingraphServer = 'https://gql.chaingraph.pat.mn/v1/graphql';

describe('GraphQLClient', () => {
  const graphQLClient = new GraphQLClient(chaingraphServer);

  it("should succesfully subscribe to 'MonitorSyncTips' messages and receive a valid response from server", async () => {
    /**
     * Query in SDL:
     * 
    `subscription MonitorSyncTips ($nameFilter: String = "bchn-mainnet") {
      node (where: { name: { _like: $nameFilter } }) {
        name
        user_agent
        latest_tip: accepted_blocks(
          limit: 1,
          order_by: { block_internal_id: desc }
        ) {
          accepted_at
          block {
            hash
            height
          }
        }
      }
    }`
    */
    const response = await graphQLClient.subscribe(
      'MonitorSyncTipsSubscriptionTest',
      monitorSyncTipsSubscriptionQuery,
      true, // wait For response on subscribe
      {
        chainFilter: 'bchn-chipnet',
      },
    );

    expect(response).toBeTypeOf('object');
    expect(response).not.toBeInstanceOf(Error);
    expect(response).not.toBeNull();

    await graphQLClient.unsubscribe(['MonitorSyncTipsSubscriptionTest']);
  });

  it("should succesfully query latest 'MonitorSyncTips'", async () => {
    /**
     * Query in SDL:
     *
    `query MonitorSyncTips ( $chainFilter: String = "bchn-mainnet" ) {
      node ( where: { name: { _like: $chainFilter } } ) {
        name
        user_agent
        latest_tip: accepted_blocks(
          limit: 1,
          order_by: { block_internal_id: desc }
        ) {
          accepted_at
          block {
            hash
            height
          }
        }
      }
    }`
    */
    const response = await graphQLClient.request(
      'monitorSyncTipsQuery',
      monitorSyncTipsQuery,
      { chainFilter: 'bchn-mainnet' },
    );

    // Validate the response notification payload.
    monitorSyncTipsSchema.parse(response);

    expect(response).toBeTypeOf('object');
    expect(response).not.toBeInstanceOf(Error);
    expect(response).not.toBeNull();
  });

  it("should succesfully request 'GetJonathan100CashAccount' and receive a valid response from server", async () => {
    /**
     * Query in SDL:
     *
    `query GetJonathan100CashAccount {
      search_output_prefix(
        args: { locking_bytecode_prefix_hex: "6a0401010101084a6f6e617468616e" },
        where: {
          transaction: { block_inclusions: { block: { height: { _eq: 563720 } } } }
        }
      ) {
        transaction {
          hash
          data_carrier_outputs {
            locking_bytecode
            output_index
          }
          block_inclusions {
            block {
              hash
              height
            }
          }
        }
      }
    }`
    */
    const getJonathan100CashAccount = {
      query: {
        __name: 'GetJonathan100CashAccount',
        search_output_prefix: {
          __args: {
            args: {
              locking_bytecode_prefix_hex: '6a0401010101084a6f6e617468616e',
            },
            where: {
              transaction: {
                block_inclusions: {
                  block: {
                    height: {
                      _eq: 563720,
                    },
                  },
                },
              },
            },
          },
          transaction: {
            hash: true,
            data_carrier_outputs: {
              locking_bytecode: true,
              output_index: true,
            },
            block_inclusions: {
              block: {
                hash: true,
                height: true,
              },
            },
          },
        },
      },
    };

    const expectedResponse = {
      data: {
        search_output_prefix: [
          {
            transaction: {
              hash: '\\x590d1fdf7e04af0ee08f9194bb9e8d1971bdcbf55d29303d5bf32d4eae5e7136',
              data_carrier_outputs: [
                {
                  locking_bytecode:
                    '\\x6a0401010101084a6f6e617468616e1501ebdeb6430f3d16a9c6758d6c0d7a400c8e6bbee4',
                  output_index: '0',
                },
              ],
              block_inclusions: [
                {
                  block: {
                    hash: '\\x000000000000000002abbeff5f6fb22a0b3b5c2685c6ef4ed2d2257ed54e9dcb',
                    height: '563720',
                  },
                },
              ],
            },
          },
        ],
      },
    };

    const response = await graphQLClient.request(
      'GetJonathan100CashAccount',
      getJonathan100CashAccount,
    );

    expect(response).toEqual(expectedResponse);
  });
});