ContractTokenizer.cs

using System;
using System.Threading.Tasks;
using Waher.Persistence.FullTextSearch;
using Waher.Persistence.FullTextSearch.Tokenizers;
using Waher.Runtime.Inventory;
 
namespace Waher.Service.IoTBroker.Legal.Contracts.Tokenizers
{
    public class ContractTokenizer : ITokenizer
    {
        public ContractTokenizer()
        {
        }
 
        public Grade Supports(Type Type)
        {
            if (Type == typeof(Contract))
                return Grade.Ok;
            else
                return Grade.NotAtAll;
        }
 
        public async Task Tokenize(object Value, TokenizationProcess Process)
        {
            if (Value is Contract Contract)
                await Tokenize(Contract, Process);
        }
 
        public static async Task Tokenize(Contract Contract, TokenizationProcess Process)
        {
            if (!(Contract is null) && 
                (Contract.State == ContractState.Signed ||
                Contract.State == ContractState.Proposed ||
                Contract.State == ContractState.Approved ||
                Contract.State == ContractState.BeingSigned))
            {
                await RolesTokenizer.Tokenize(Contract.Roles, Contract, Process);
                Process.DocumentIndexOffset++;
                await ParametersTokenizer.Tokenize(Contract.Parameters, Contract, Process);
                Process.DocumentIndexOffset++;
                await HumanReadableTextsTokenizer.Tokenize(Contract.ForHumans, Contract, Process);
            }
        }
    }
}