/**
 * Created by Tony on 2017/6/1.
 */

import mongoose from "mongoose";

import async from "async";
import counter from "../../../public/counter/counter";

let RptTplModel = mongoose.model('rpt_templates');
let TreeNodeModel = mongoose.model('rpt_tpl_tree');

let rptCustCfgFacade = require("../facade/rpt_cust_cfg_facade");

import JV from "../rpt_component/jpc_value_define";
import rttFacade from "../facade/rpt_tpl_tree_node_facade";
import CompilationModel from "../../users/models/compilation_model";

//统一回调函数
let callback = function(req, res, err, message, data){
    res.json({error: err, message: message, data: data});
};

let mExport = {
    getCustomerCfg(req, res) {
        let params = JSON.parse(req.body.params)
            // userId = params.userId
        ;
        let userId = req.session.sessionUser.id;
        let userIds = [];
        userIds.push(userId);
        if (userId !== "-100") {
            userIds.push("-100");
        }
        rptCustCfgFacade.getCustomizeCfg(userIds).then(function (custCfg) {
            if (custCfg) {
                //success
                let rst = null;
                if (custCfg.length > 0) {
                    for (let itemCfg of custCfg) {
                        rst = itemCfg;
                        let doc = (itemCfg._doc)?itemCfg._doc:itemCfg;
                        if (doc.userId !== "-100") {
                            break;
                        }
                    }
                }
                callback(req,res, false, "", rst);
            } else {
                //failed
                callback(req,res, true, "失败!", null);
            }
        })
    },
    getDftTemplates(req, res) {
        let filter = {"userId": "-100", "$or": [{"isDeleted": null}, {"isDeleted": false} ]};
        TreeNodeModel.find(filter, '-_id', function(err, data){
            if (err) {
                callback(req,res, true,"", null);
            } else {
                callback(req,res,false,"", data);
            }
        });
    },
    getCompilationList(req, res) {
        let compilationModel = new CompilationModel();
        let compilationList = compilationModel.getCompilationList();
        if (compilationList) {
            compilationList.then(function (rst) {
                callback(req,res,false,"", rst);
            })
        } else {
            callback(req,res, true,"no result", null);
        }
    },
    getRptTplTree: function(req, res) {
        let params = JSON.parse(req.body.params),
            compilationId = params.compilationId,
            // userId = params.userId,
            engineerId = params.engineerId;
        let userId = req.session.sessionUser.id;
        let userIds = [];
        userIds.push(userId);
        if (userId != "-100") {
            userIds.push("-100");
        }
        if (!compilationId) {
            compilationId = req.session.sessionCompilation._id;
        }
        rttFacade.findTplTree(compilationId, engineerId, userIds).then(function(result) {
            if (result) {
                callback(req,res,false,"", result);
            } else {
                callback(req,res, true,"no result", null);
            }
        });
    },
    updateTreeNodes: function(req, res) {
        let params = JSON.parse(req.body.params),
            nodes = params.nodes;
        let functions = [];
        for (let node of nodes) {
            functions.push((function(doc) {
                return function(cb) {
                    TreeNodeModel.update({ID: doc.ID}, doc, cb);
                };
            })(node));
        }
        async.parallel(functions, function(err, results) {
            callback(req,res, err, "", results);
        });
    },
    deleteRptTplNodes: function(req, res){
        let params = JSON.parse(req.body.params),
            nodeIds = params.nodeIds,
            preNodeId = params.preNodeId,
            preNodeNextId = params.preNodeNextId;
        let functions = [];
        if (preNodeId !== -1) {
            functions.push((function(nodeId, nextId) {
                return function(cb) {
                    TreeNodeModel.update({ID: nodeId}, {"NextSiblingID": nextId}, cb);
                };
            })(preNodeId, preNodeNextId));
        }
        for (let nId of nodeIds) {
            functions.push((function(nodeId) {
                return function(cb) {
                    TreeNodeModel.update({ID: nodeId}, {"isDeleted": true}, cb);
                };
            })(nId));
        }
        async.parallel(functions, function(err, results) {
            callback(req,res, err, "", results);
        });
    },
    createTreeRootNode: function(req, res){
        let params = JSON.parse(req.body.params),
            doc = params.doc;
        rttFacade.createNewTree(doc).then(function (rst) {
            if (rst) {
                //success
                callback(req,res, false, "", rst);
            } else {
                //failed
                callback(req,res, true, "创建失败！", null);
            }
        })
    },
    updateTreeRootNode: function(req, res){
        let params = JSON.parse(req.body.params),
            doc = params.doc;
        rttFacade.updateTree(doc.compilationId, doc.engineerId, doc.userId, doc).then(function (rst) {
            if (rst) {
                //success
                callback(req,res, false, "", rst);
            } else {
                //failed
                callback(req,res, true, "更新失败！", null);
            }
        })
    },
    updateTopNodeName: function (req, res) {
        let params = JSON.parse(req.body.params),
            compilationId = params.compilationId, engineerId = params.engineerId,
            // userId = params.userId,
            nodeName = params.nodeName
        ;
        let userId = req.session.sessionUser.id;
        let filter = {"compilationId": compilationId, "engineerId": engineerId, "userId": userId, "$or": [{"isDeleted": null}, {"isDeleted": false}]};
        let updateStatement = {"$set": {"name": nodeName}};
        rttFacade.updateTreeInDetail(filter, updateStatement).then(function (rst) {
            if (rst) {
                //success
                callback(req,res, false, "", rst);
            } else {
                //failed
                callback(req,res, true, "更新失败！", null);
            }
        });
    },
    updateSubLevelOneNode: function (req, res) {
        let params = JSON.parse(req.body.params),
            compilationId = params.compilationId, engineerId = params.engineerId,
            // userId = params.userId,
            subNode = params.subNode
        ;
        let userId = req.session.sessionUser.id;
        let filter = {"compilationId": compilationId, "engineerId": engineerId, "userId": userId, "items.ID": subNode.ID, "$or": [{"isDeleted": null}, {"isDeleted": false}]};
        let updateStatement = {$set: {"items.$": subNode}};
        rttFacade.updateTreeInDetail(filter, updateStatement).then(function (rst) {
            if (rst) {
                //success
                callback(req,res, false, "", rst);
            } else {
                //failed
                callback(req,res, true, "更新失败！", null);
            }
        });
    },

    removeTreeRootNode: function (req, res) {
        let params = JSON.parse(req.body.params),
            compilationId = params.compilationId,
            engineerId = params.engineerId,
            // userId = params.userId,
            isPhysically = params.isPhysically
            ;
        let userId = req.session.sessionUser.id;
        if (isPhysically) {
            rttFacade.removeTreePhycically(compilationId, engineerId, userId).then(function (rst) {
                if (rst) {
                    //success
                    callback(req,res, false, "", rst);
                } else {
                    //failed
                    callback(req,res, true, "删除失败！", null);
                }
            })
        } else {
            rttFacade.removeTree(compilationId, engineerId, userId).then(function (rst) {
                if (rst) {
                    //success
                    callback(req,res, false, "", rst);
                } else {
                    //failed
                    callback(req,res, true, "删除失败！", null);
                }
            })
        }
    },
    // createTplTreeNode: function(req, res){
    //     let params = JSON.parse(req.body.params),
    //         lastNodeId = params.lastNodeId,
    //         nodeData = params.rawNodeData;
    //     counter.counterDAO.getIDAfterCount(counter.moduleName.report, 1, function(err, result){
    //         nodeData.ID = result.value.sequence_value;
    //         let node = new TreeNodeModel(nodeData);
    //         node.save(function (err, result) {
    //             if (err) {
    //                 callback(req,res, "树节点错误！", "", null);
    //             } else {
    //                 if (lastNodeId > 0) {
    //                     TreeNodeModel.update({ID: lastNodeId}, {"NextSiblingID": nodeData.ID}, function(err, rst){
    //                         if (err) {
    //                             callback(req,res, "树节点错误！", "", null);
    //                         } else {
    //                             callback(req,res, false, "", result);
    //                         }
    //                     });
    //                 } else callback(req,res, false, "", result);
    //             }
    //         });
    //     });
    // },
    getNewNodeID: function(req, res) {
        let params = JSON.parse(req.body.params),
            scope = params.scope;
        counter.counterDAO.getIDAfterCount(counter.moduleName.report, scope, function(err, result){
            callback(req,res, false, "", result.sequence_value);
        });
    },
    createDftRptTpl: function(req, res) {
        let params = JSON.parse(req.body.params),
            treeNodeId = params.treeNodeId,
            rptDftTplId = params.rptDftTplId,
            rptName = params.rptName,
            grpKey = params.grpKey,
            compilationId = params.compilationId,
            engineerId = params.engineerId,
            // userId = params.userId,
            subNode = params.subNode
        ;
        let userId = req.session.sessionUser.id;
        let filter = {"ID": rptDftTplId};
        RptTplModel.findOne(filter, '-_id').exec().then(function(dftTplRst) {
            if (dftTplRst) {
                let _doc = dftTplRst["_doc"];
                _doc["ID"] = treeNodeId;
                _doc["GROUP_KEY"] = grpKey;
                _doc["ID_KEY"] = "";
                _doc[JV.NODE_MAIN_INFO][JV.NODE_MAIN_INFO_RPT_NAME] = rptName;
                let rptTpl = new RptTplModel(_doc);
                rptTpl.save(function (err, actTplRst) {
                    if (err) {
                        callback(req,res, "报表模板创建错误", "", null);
                    } else {
                        //TreeNodeModel.update();
                        let filter = {"compilationId": compilationId, "engineerId": engineerId, "userId": userId, "items.ID": subNode.ID, "$or": [{"isDeleted": null}, {"isDeleted": false}]};
                        let updateStatement = {$set: {"items.$": subNode}};
                        rttFacade.updateTreeInDetail(filter, updateStatement).then(function (rst) {
                            if (rst) {
                                //success
                                callback(req,res, false, "", actTplRst);
                            } else {
                                //failed
                                callback(req,res, true, "更新失败！", null);
                            }
                        });
                    }
                });
            } else {
                callback(req, res, 'Create report template failed!', null);
            }
        })
    },
    getRefRptTpl: function (req, res) {
        let params = JSON.parse(req.body.params),
            rptTplId = params.rptTplId;
        let filter = {"ID": rptTplId};
        RptTplModel.findOne(filter, '-_id').exec().then(function(rstTpl) {
            if (rstTpl) {
                callback(req,res, false, "", rstTpl);
            } else {
                callback(req, res, 'The report template was not found!', null);
            }
        })
    },
    updateRptTpl: function (req, res) {
        let params = JSON.parse(req.body.params),
            rptTpl = JSON.parse(params.rptTpl);
        let filter = {"ID": parseInt(rptTpl[JV.PROP_ID])};
        RptTplModel.update(filter, rptTpl, function (err, rst) {
            if (err) {
                callback(req, res, true, 'The report template was updated failed!', false);
            } else {
                callback(req, res, false, 'The report template was updated successfully!', true);
            }
        });
    }
};

export default mExport;