ds8-solution-pro/ds-wms-service/DS.WMS.Core/Flow/Method/ClientFlowInstanceService.cs

using DS.Module.Core;
using DS.Module.SqlSugar;
using DS.WMS.Core.Flow.Dtos;
using DS.WMS.Core.Flow.Entity;
using DS.WMS.Core.Flow.Interface;
using DS.WMS.Core.Sys.Entity;
using Microsoft.Extensions.DependencyInjection;

namespace DS.WMS.Core.Flow.Method;

public class ClientFlowInstanceService : FlowInstanceService, IClientFlowInstanceService
{
    readonly ISaasDbService saasService;


    public ClientFlowInstanceService(IServiceProvider serviceProvider) : base(serviceProvider)
    {
        saasService = serviceProvider.GetRequiredService<ISaasDbService>();
    }

    protected override FlowInstance BuildInstance(CreateFlowInstanceReq req)
    {
        if(string.IsNullOrEmpty(req.TemplateId.ToString()))
            return null;

        FlowTemplateTenant template = db.Queryable<FlowTemplateTenant>().First(x => x.Id == req.TemplateId);

        return template == null ? null : new FlowInstance
        {
            CustomName = template.Name,
            TemplateId = template.Id,
            BusinessId = req.BusinessId,
            PermissionId = template.PermissionId,
            ColumnView = template.ColumnView,
            Content = template.Content,
            CallbackURL = template.CallbackURL
        };
    }

    protected override string GetForkNodeMakers(FlowRuntimeService wfruntime, string forkNodeId)
    {
        string makerList = "";

        var nextNode = wfruntime.NextNode;

        var nextConditionNodeId = wfruntime.GetClientNextConditionNodeId(nextNode);
        var nextConditionNode = wfruntime.ChildNodes.First(x => x.Id == nextConditionNodeId);
        if (nextConditionNode.AssigneeType == "role")
        {
            var users = db.Queryable<SysRoleUser>().Where(x =>
                    nextConditionNode.Roles.Contains(x.RoleId.ToString()))
                .Select(x => x.UserId).Distinct().ToList();
            makerList = GenericHelper.ArrayToString(users, makerList);
        }
        else if (nextConditionNode.AssigneeType == "user")
        {
            makerList = string.Join(",", nextConditionNode.Users);
        }

        return makerList;
    }

    protected override FlowRuntimeService CreateRuntimeService(FlowInstance instance)
    {
        return new FlowRuntimeService(instance, db, saasService, user);
    }
}