using ESRI.ArcGIS.DataSourcesGDB;
using ESRI.ArcGIS.esriSystem;
using ESRI.ArcGIS.Geodatabase;
using ESRI.ArcGIS.Geometry;
using Kingo.RuleCheck.CheckHelper;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SQLite;
using System.Linq;
using System.Reflection;
using System.Text;

namespace Kingo.RuleCheck
{
    public abstract class RuleCheckBase
    {
        public CheckHelper.MDBHelper mdbHelper { get; set; }

        public string SourcePath { get; set; }

        /// <summary>
        /// 过程数据路径
        /// </summary>
        public string ProcessDataPath { get; set; }

        /// <summary>
        /// 是否为首轮执行
        /// </summary>
        public bool FirstRun { get; set; } = true;

        /// <summary>
        /// 变更范围矢量集合
        /// </summary>
        public Dictionary<string, BGFWEntity> BGFWDic { get; set; }

        /// <summary>
        /// 人工错误（漏斗式）
        /// </summary>
        public List<RuleEntity> AllRGError { get; set; } = new List<RuleEntity>();

        /// <summary>
        /// 要执行规则
        /// </summary>
        public List<Tuple<string>> ExcuteRules { get; set; }

        /// <summary>
        /// 不执行规则
        /// </summary>
        public List<string> DisExecuteRules { get; set; }

        public IFeatureWorkspace Workspace { get; set; }

        public int Wkid { get; set; }

        public List<string> LayerNames { get; set; }

        public List<string> DataSetNames { get; set; }

        public Dictionary<string, IWorkspace> WorkspaceDic { get; set; }


        public IWorkspace sourceWorkSpace;

        protected List<RuleEntity> StartCheck(string sourePath, IWorkspace workSpace, List<string> ruleNames)
        {

            this.SourcePath = sourePath;
            this.Workspace = workSpace as IFeatureWorkspace;
            this.OpenConnection(sourePath);
            DataTable dtMetadata = mdbHelper.ExecuteDataTable("select * from WJMetadata");
            if (dtMetadata != null && dtMetadata.Rows.Count > 0)
            {
                this.Wkid = Convert.ToInt32(dtMetadata.Rows[0]["WKID"]);
            }
            ConvertBGFW();
            return Check(ruleNames);
        }

        protected List<RuleEntity> StartCheck(string sourePath, Dictionary<string, IWorkspace> workspace, List<string> ruleNames)
        {
            this.sourceWorkSpace = OpenWorkspace(sourePath);
            this.Workspace = this.sourceWorkSpace as IFeatureWorkspace;
            this.SourcePath = sourePath;
            this.WorkspaceDic = workspace;
            this.OpenConnection(sourePath);

            return Check(ruleNames);
        }

        protected List<RuleEntity> StartCheck(IWorkspace workspace, List<string> ruleNames, List<string> layerNames, List<string> dataSetNames)
        {
            this.Workspace = workspace as IFeatureWorkspace;
            this.LayerNames = layerNames;
            this.DataSetNames = dataSetNames;
            return Check(ruleNames);
        }

        public abstract List<RuleEntity> ExcuteCheck(string sourePath, IWorkspace workspace);

        public abstract List<RuleEntity> ExcuteCheck(string sourePath, Dictionary<string, IWorkspace> workspace);

        public abstract List<RuleEntity> ExcuteCheck(IWorkspace workspace, List<string> layerNames, List<string> dataSetNames);


        private void OpenConnection(string connectionString)
        {
            //this.connection = connection = new SQLiteConnection("Data Source=" + connectionString);
            //this.connection.Open();
            this.mdbHelper = new CheckHelper.MDBHelper(connectionString);
            this.mdbHelper.connOpen();
        }

        /// <summary>
        /// 变更范围矢量化
        /// </summary>
        private void ConvertBGFW()
        {
            BGFWDic = new Dictionary<string, BGFWEntity>();
            string sql = "select * from bgfw";
            DataTable dt = mdbHelper.ExecuteDataTable(sql);
            if (dt == null || dt.Rows.Count <= 0)
            {
                return;
            }
            foreach (DataRow item in dt.Rows)
            {
                string bsm = item["bsm"].ToString();
                IGeometry geometry = GeometryConvertHelper.ConvertWKTToIGeometry(item["geometry"].ToString());
                if (BGFWDic.ContainsKey(bsm))
                {
                    BGFWDic[bsm].Shape = geometry;
                }
                else
                {
                    BGFWDic.Add(bsm, new BGFWEntity() { BSM = bsm, Shape = geometry });
                }
            }
        }

        private void DisposeConnect()
        {
            if (this.mdbHelper != null)
            {
                this.mdbHelper.DisConn();
            }
        }

        private List<RuleEntity> Check(List<String> ruleNames)
        {
            List<RuleEntity> rst = new List<RuleEntity>();
            try
            {
                foreach (var item in ruleNames)
                {
                    if (ExcuteRules != null && ExcuteRules.Count > 0 && ExcuteRules.FirstOrDefault(x => x.Item1.Equals(item)) == null)
                        continue;
                    if (DisExecuteRules != null && DisExecuteRules.Contains(item))
                        continue;
                    MethodInfo method = this.GetType().GetMethod(item);
                    if (method != null)
                    {
                        object ruleEntity = method.Invoke(this, null);
                        if (ruleEntity != null)
                        {
                            if (ruleEntity is RuleEntity)
                            {
                                rst.Add(ruleEntity as RuleEntity);
                            }
                            else if (ruleEntity is List<RuleEntity>)
                            {
                                rst.AddRange(ruleEntity as List<RuleEntity>);
                            }
                        }
                    }
                    else
                    {
                    }
                }
                return rst;
            }
            catch (Exception ex)
            {
                throw ex;
            }
            finally
            {
                this.DisposeConnect();
            }
        }

        private IWorkspace OpenWorkspace(string sourcePath)
        {
            AccessWorkspaceFactoryClass factoryClass = new AccessWorkspaceFactoryClass();
            IPropertySet result = new PropertySetClass();
            result.SetProperty("DATABASE", sourcePath);
            return factoryClass.Open(result, 0);
        }

        /// <summary>
        /// 求两个图形相交部分
        /// </summary>
        /// <param name="pGeo1">图形1</param>
        /// <param name="pGeo2">图形2</param>
        /// <returns></returns>
        public IGeometry InterSect(IGeometry pGeo1, IGeometry pGeo2)
        {
            try
            {
                IGeometry result = null;
                if (pGeo1 == null || pGeo2 == null)
                    return null;
                ITopologicalOperator topo = pGeo1 as ITopologicalOperator;
                if (topo != null)
                {
                    topo.Simplify();
                    ITopologicalOperator topo2 = pGeo2 as ITopologicalOperator;
                    topo2.Simplify();
                    if (pGeo1.GeometryType == esriGeometryType.esriGeometryPoint || pGeo2.GeometryType == esriGeometryType.esriGeometryPoint)
                    {
                        result = topo.Intersect(pGeo2, esriGeometryDimension.esriGeometry0Dimension);
                    }
                    else if (pGeo1.GeometryType == esriGeometryType.esriGeometryPolyline || pGeo2.GeometryType == esriGeometryType.esriGeometryPolyline)
                    {
                        result = topo.Intersect(pGeo2, esriGeometryDimension.esriGeometry1Dimension);
                    }
                    else
                    {
                        result = topo.Intersect(pGeo2, pGeo2.Dimension);
                    }
                    if (result != null)
                    {
                        ITopologicalOperator resultTopo = result as ITopologicalOperator;
                        resultTopo.Simplify();
                    }
                    return result;
                }
                return null;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
    }

    public class BGFWEntity
    {
        public string BSM { get; set; }
        public IGeometry Shape { get; set; }
    }
}