/// <summary>
/// 更新查询参数
/// </summary>
/// <param name="p_row"></param>
public void UpdateParams(Core.Row p_row)
{
if (p_row != null)
{
Params = p_row.ToDict();
Sheet = null;
}
}
/// <summary>
/// 解析文本内容
/// </summary>
void ParseValue()
{
RptText item = _item as RptText;
List <RptExpression> exps = item.Expressions;
if (exps == null || exps.Count == 0)
{
if (item.IsScriptRender)
{
// 通过外部脚本绘制单元格内容和样式
string tbl = null;
if (item.Parent is RptTblPartRow tblRow)
{
tbl = tblRow.Table.Tbl;
}
else if (item.Parent is RptMtxRow ib && ib.Parent is RptMatrix mtx)
{
// 矩阵其他位置无当前数据行概念，需要数据源可在脚本中通过 info.GetData 获取
tbl = mtx.Tbl;
}
RptData src;
if (!string.IsNullOrEmpty(tbl) && (src = Inst.Info.GetData(tbl).Result) != null)
{
Data = src.CurrentRow;
}
}
else
{
// 静态文本
Text = item.Val;
}
return;
}
StringBuilder sb = new StringBuilder();
foreach (var exp in exps)
{
string col = exp.VarName;
if (exp.Func == RptExpFunc.Param)
{
Dict dtParams = Inst.Info.Params;
if (dtParams.ContainsKey(col))
{
object val = dtParams[col];
var row = item.Root.Params[col];
if (row != null &&
row.Str("type") == "DateTime" &&
val != null)
{
// 根据格的设置格式化日期
DateTime date = (DateTime)dtParams[col];
string ct = row.Str("ct");
string format = "yyyy-MM-dd";
if (!string.IsNullOrEmpty(ct))
{
Match match = Regex.Match(ct, "Format=\"(\\S*)\"");
if (match.Success && match.Groups.Count == 2)
{
format = match.Groups[1].Value;
}
}
sb.Append(date.ToString(format));
}
else
{
sb.Append(val);
}
}
}
else if (exp.Func == RptExpFunc.Global)
{
switch (col)
{
case "页号":
// 输出过程中
sb.Append("##");
break;
case "总页数":
// 占位符，最后渲染时才知道总页数
sb.Append("$$");
break;
case "水平页号":
sb.Append(_page.X + 1);
break;
case "垂直页号":
sb.Append(_page.Y + 1);
break;
case "报表名称":
sb.Append(Inst.Info.Name);
break;
case "日期":
sb.Append(DateTime.Now.ToString("yyyy-MM-dd"));
break;
case "时间":
sb.Append(DateTime.Now.ToString("HH:mm"));
break;
case "日期时间":
sb.Append(DateTime.Now.ToString("yyyy-MM-dd HH:mm"));
break;
}
}
else if (exp.Func == RptExpFunc.Unknown)
{
sb.Append(col);
}
else
{
RptData src;
string tbl = exp.DataName;
if (string.IsNullOrEmpty(tbl) || (src = Inst.Info.GetData(tbl).Result) == null)
{
continue;
}
Data = src.CurrentRow;
switch (exp.Func)
{
case RptExpFunc.Val:
if (Data != null)
{
sb.Append(Data.Str(col));
}
break;
case RptExpFunc.Avg:
sb.Append(GetRows(src.Data).Average((row) => row.Double(col)));
break;
case RptExpFunc.Max:
sb.Append(GetRows(src.Data).Max((row) => row.Double(col)));
break;
case RptExpFunc.Min:
sb.Append(GetRows(src.Data).Min((row) => row.Double(col)));
break;
case RptExpFunc.Sum:
sb.Append(GetRows(src.Data).Sum((row) => row.Double(col)));
break;
case RptExpFunc.Count:
sb.Append(GetRows(src.Data).Count());
break;
case RptExpFunc.Index:
sb.Append(src.Current);
break;
}
}
}
Text = sb.ToString();
}
