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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Data;
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using System.Linq;
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using System.Text;
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using System.Windows.Forms;
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using System.Threading.Tasks;
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using POSV.Entity;
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using POSV.Utils;
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namespace POSV.Component
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{
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[ToolboxItem(true)]
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public partial class LayoutParameter : AbstractParameter
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{
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/// <summary>
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/// 修改前的数据
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/// </summary>
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private Dictionary<string, string> _oldValue = new Dictionary<string, string>();
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/// <summary>
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/// 修改后的数据
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/// </summary>
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private Dictionary<string, string> _newValue = new Dictionary<string, string>();
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/// <summary>
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/// 是否初始化
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/// </summary>
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private bool _inited = false;
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public LayoutParameter()
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{
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InitializeComponent();
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}
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protected override void OnLoad(EventArgs e)
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{
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base.OnLoad(e);
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if (this.DesignMode) return;
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this.BackColor = Color.Transparent;
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this.InitUi();
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}
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/// <summary>
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/// 初始化界面
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/// </summary>
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private void InitUi()
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{
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//界面加载开始
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this._inited = false;
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Task.Factory.StartNew(() => {
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Dictionary<string, string> data = null;
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//获取品类分组下的全部参数
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using (var db = Global.Instance.OpenDataBase)
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{
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data = db.Dictionary<string, string>(string.Format(SqlConstant.ConfigQueryByGroupToDictionary, ConfigConstant.LAYOUT_GROUP));
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}
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//将新增加或者变更的参数重新更新到数据库
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var defaultValue = ConfigConstant.LayoutGroupDefaultValue();
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//数据库有配置参数
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if (data != null)
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{
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var diff = defaultValue.Where(kvp => !data.ContainsKey(kvp.Key)).ToDictionary(kvp => kvp.Key, kvp => kvp.Value);
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if (diff != null && diff.Keys.Count > 0)
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{
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var list = new List<Config>();
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foreach (var v in diff)
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{
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var config = new Config();
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config.Id = IdWorkerUtils.Instance.NextId();
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config.Group = ConfigConstant.LAYOUT_GROUP;
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config.TenantId = Global.Instance.Authc.TenantId;
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config.Keys = v.Key;
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config.Values = v.Value;
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list.Add(config);
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}
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//如果数据表中没有配置group相关的信息,更新差异
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this.SaveChanged(list);
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//将差异合并到data,避免再次访问数据库
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data = data.Concat(diff).ToDictionary(x => x.Key, x => x.Value);
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}
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}
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else
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{
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//加载系统默认参数
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data = defaultValue;
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var list = new List<Config>();
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foreach (var v in defaultValue)
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{
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var config = new Config();
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config.Id = IdWorkerUtils.Instance.NextId();
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config.Group = ConfigConstant.LAYOUT_GROUP;
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config.TenantId = Global.Instance.Authc.TenantId;
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config.Keys = v.Key;
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config.Values = v.Value;
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list.Add(config);
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}
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//如果数据表中没有配置group相关的信息,保存
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this.SaveChanged(list);
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}
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return data;
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}).ContinueWith(task =>
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{
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if (task.IsFaulted)
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{
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LOGGER.Error(task.Exception.GetBaseException(), "加载界面布局参数设置异常");
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}
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else
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{
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this.Invoke(new Action(() =>
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{
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BindUi(task.Result);
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}));
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}
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});
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}
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private void BindUi(Dictionary<string, string> data)
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{
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//变更前的数据单独存储
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_oldValue.Clear();
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_oldValue = ObjectUtils.Copy<Dictionary<string, string>>(data);
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//清理历史变更数据
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_newValue.Clear();
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//启用的主题
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var enableTheme = (ThemeEnum)Enum.Parse(typeof(ThemeEnum), data[ConfigConstant.LAYOUT_THEME]);
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switch (enableTheme)
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{
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case ThemeEnum.食堂:
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this.shiTangCom.Checked = true;
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break;
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case ThemeEnum.茶饮:
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this.teaCom.Checked = true;
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break;
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case ThemeEnum.称重:
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this.weightCom.Checked = true;
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break;
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case ThemeEnum.新食堂:
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this.newShiTangCom.Checked = true;
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break;
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case ThemeEnum.快餐:
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default:
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this.kuaiCanCom.Checked = true;
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break;
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}
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//界面加载完成
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this._inited = true;
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}
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public List<Config> NewChanged()
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{
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var result = new List<Config>();
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//尚未初始化完成
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if (!this._inited) return result;
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//启用的版本
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ThemeEnum enableTheme = ThemeEnum.快餐;
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if (this.teaCom.Checked)
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{
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enableTheme = ThemeEnum.茶饮;
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}
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else if (this.weightCom.Checked)
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{
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enableTheme = ThemeEnum.称重;
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}
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else if (this.shiTangCom.Checked)
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{
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enableTheme = ThemeEnum.食堂;
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}
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else if(this.kuaiCanCom.Checked)
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{
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enableTheme = ThemeEnum.快餐;
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}
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else if (this.newShiTangCom.Checked)
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{
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enableTheme = ThemeEnum.新食堂;
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}
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//是否启用服务中心
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bool changed = !(this._oldValue.ContainsKey(ConfigConstant.LAYOUT_THEME) && this._oldValue[ConfigConstant.LAYOUT_THEME].Equals(enableTheme.ToString()));
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if (changed)
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{
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this._newValue[ConfigConstant.LAYOUT_THEME] = enableTheme.ToString();
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}
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//转换为Config对象,便于存储
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foreach (var v in this._newValue)
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{
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var config = new Config();
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config.Id = IdWorkerUtils.Instance.NextId();
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config.Group = ConfigConstant.LAYOUT_GROUP;
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config.TenantId = Global.Instance.Authc.TenantId;
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config.Keys = v.Key;
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config.Values = v.Value;
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result.Add(config);
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}
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return result;
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}
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public Tuple<bool, string> SaveChanged(List<Config> data)
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{
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bool isSuccess = true;
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string message = "参数更新成功";
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try
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{
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using (var db = Global.Instance.OpenDataBase)
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{
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using (var trans = db.GetTransaction())
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{
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foreach (var config in data)
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{
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db.Save(config);
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}
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trans.Complete();
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}
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}
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}
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catch (Exception ex)
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{
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isSuccess = false;
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message = "参数更新异常";
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LOGGER.Error(ex, message);
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}
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finally
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{
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if (isSuccess)
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{
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//新修改后的参数应用后,重置OldValue,避免用户在没有切换Tab情况下,直接修改当前Tab内容
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this._newValue.Clear();
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}
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}
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return new Tuple<bool, string>(isSuccess, message);
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}
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}
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}
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