using Abp.Json;

using Microsoft.EntityFrameworkCore;

using System.Collections.Generic;

using VberZero.Workflow.DesignInfo;
using VberZero.Workflow.Persistence;

namespace VberZero.Workflow;

public static class ModelBuilderExtension
{
    public static ModelBuilder ConfigWorkflow(this ModelBuilder modelBuilder)
    {
        modelBuilder
            .ConfigWorkflowDefinition()
            .ConfigWorkflowPersistence();
        return modelBuilder;
    }

    private static ModelBuilder ConfigWorkflowDefinition(this ModelBuilder modelBuilder)
    {
        var builder = modelBuilder.Entity<WorkflowDefinitionInfo>();
        builder.Property(u => u.Id).HasColumnName(nameof(WorkflowDefinitionInfo.Id)).HasMaxLength(WorkflowDefinitionConst.IdMaxLength);
        builder.Property(u => u.Version).HasColumnName(nameof(WorkflowDefinitionInfo.Version)).HasDefaultValue(1);
        builder.HasKey(u => new { u.Id, u.Version });
        builder.Property(u => u.Title).HasColumnName(nameof(WorkflowDefinitionInfo.Title)).HasMaxLength(WorkflowDefinitionConst.TitleMaxLength);
        builder.Property(u => u.Group).HasColumnName(nameof(WorkflowDefinitionInfo.Group)).HasMaxLength(WorkflowDefinitionConst.GroupMaxLength);
        builder.Property(u => u.Icon).HasColumnName(nameof(WorkflowDefinitionInfo.Icon)).HasMaxLength(WorkflowDefinitionConst.IconMaxLength);
        builder.Property(u => u.Color).HasColumnName(nameof(WorkflowDefinitionInfo.Color)).HasMaxLength(WorkflowDefinitionConst.ColorMaxLength);
        builder.Property(u => u.Inputs).HasColumnName(nameof(WorkflowDefinitionInfo.Inputs)).HasConversion(u => u.ToJsonString(false, false), u => u.FromJsonString<IEnumerable<IEnumerable<WorkflowFormData>>>());
        builder.Property(u => u.Nodes).HasColumnName(nameof(WorkflowDefinitionInfo.Nodes)).HasConversion(u => u.ToJsonString(false, false), u => u.FromJsonString<IEnumerable<WorkflowNode>>());
        builder.Property(u => u.TenantId).HasColumnName(nameof(WorkflowDefinitionInfo.TenantId));

        return modelBuilder;
    }

    private static ModelBuilder ConfigWorkflowPersistence(this ModelBuilder modelBuilder)
    {
        var builder = modelBuilder.Entity<WorkflowInfo>();
        builder.Property(u => u.WorkflowDefinitionId).HasColumnName(nameof(WorkflowInfo.WorkflowDefinitionId)).HasMaxLength(WorkflowConst.WorkflowDefinitionIdMaxLength);
        builder.Property(u => u.Version).HasColumnName(nameof(WorkflowInfo.Version));
        builder.Property(u => u.Description).HasColumnName(nameof(WorkflowInfo.Description)).HasMaxLength(WorkflowConst.DescriptionMaxLength);
        builder.Property(u => u.Reference).HasColumnName(nameof(WorkflowInfo.Reference)).HasMaxLength(WorkflowConst.ReferenceMaxLength);
        builder.Property(u => u.NextExecution).HasColumnName(nameof(WorkflowInfo.NextExecution));
        builder.Property(u => u.Data).HasColumnName(nameof(WorkflowInfo.Data)).HasMaxLength(WorkflowConst.DataMaxLength);
        builder.Property(u => u.CreateTime).HasColumnName(nameof(WorkflowInfo.CreateTime));
        builder.Property(u => u.CompleteTime).HasColumnName(nameof(WorkflowInfo.CompleteTime));
        builder.Property(u => u.Status).HasColumnName(nameof(WorkflowInfo.Status));
        builder.Property(u => u.TenantId).HasColumnName(nameof(WorkflowInfo.TenantId));
        //builder.Property(u => u.ExecutionPointers).HasColumnName(nameof(WorkflowInfo.ExecutionPointers));
        //builder.HasMany(a => a.ExecutionPointers);
        builder.HasOne(u => u.WorkflowDefinitionInfo).WithMany().HasForeignKey(u => new { u.WorkflowDefinitionId, u.Version });
        return modelBuilder;
    }
}