public override void Interpret(MappingResolveContext context)
{
if (context == null || context.Table == null)
{
return;
}
Regex regex = new Regex(@"<Mapping_Columns>(?<template>((?!<separator>).|\n)*)<separator>(?<separator>((?!</separator>).|\n)*)</separator>[^<]*</Mapping_Columns>", RegexOptions.IgnoreCase | RegexOptions.Compiled);
Match match = regex.Match(context.Output);
//单个字段代码的生成模板
string columnTemplate = match.Groups["template"].Value;
//分隔符
string separator = match.Groups["separator"].Value;
StringBuilder replaceChars = new StringBuilder();
foreach (var column in context.Table.Columns)
{
string columnCode = ResolvColumn(columnTemplate, column);
if (replaceChars.Length > 0)
{
replaceChars.Append(separator);
}
replaceChars.Append(columnCode);
}
//输出替换
context.Output = regex.Replace(context.Output, replaceChars.ToString());
}
public override void Interpret(MappingResolveContext context)
{
if (context == null || context.Table == null)
{
return;
}
Regex regex = new Regex(@"\{Module_Name\}", RegexOptions.IgnoreCase | RegexOptions.Compiled);
string text = context.Output;
context.Output = regex.Replace(text, context.Table.Module);
}
public override void Interpret(MappingResolveContext context)
{
if (context == null || context.Table == null)
{
return;
}
Regex regex = new Regex(@"<If_PrimaryKeys_None>(?<keysnone>((?!<ElseIf_PrimaryKeys_One>).|\n)*)<ElseIf_PrimaryKeys_One>(?<keysone>((?!<ElseIf_PrimaryKeys_More>).|\n)*)<ElseIf_PrimaryKeys_More>(?<keysmore>((?!</EndIf>).|\n)*)</EndIf>", RegexOptions.IgnoreCase | RegexOptions.Compiled);
string text = context.Output;
Match match = regex.Match(text);
//主键集合
var primaryKeys = context.Table.Columns.Where(p => p.IsPrimaryKey == true).ToList();
//主键数量
int keysCount = primaryKeys.Count();
//主键生成的模板，根据主键数量不同，有不同的模板
string template = "";
if (keysCount == 0)
{
template = match.Groups["keysnone"].Value;
}
else if (keysCount == 1)
{
template = match.Groups["keysone"].Value;
}
else if (keysCount > 1)
{
template = match.Groups["keysmore"].Value;
}
//定义一个主键解析上下文
KeysResolveStrategyContext resolveContext = new KeysResolveStrategyContext(keysCount);
string replaceChars = resolveContext.Execute(template, primaryKeys);
//输出主键的生成代码字符串内容
context.Output = regex.Replace(text, replaceChars);
}
public override void Interpret(MappingResolveContext context)
{
if (context == null || context.Table == null)
{
return;
}
Regex regex = new Regex(@"\{Schema_Name\}", RegexOptions.IgnoreCase | RegexOptions.Compiled);
string text = context.Output;
string schema = context.Table.Schema;
if (string.IsNullOrWhiteSpace(schema))
{
schema = "dbo";
}
context.Output = regex.Replace(text, schema);
}