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!58 feat: support sqlite json index and change for jsonfield method

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Merge pull request !58 from Jane/master
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阿妮亚 2024-05-21 03:37:08 +00:00 committed by Gitee
commit 792f2639f7
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1 changed files with 20 additions and 9 deletions
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29
Src/Asp.NetCore2/SqlSugar/Realization/Sqlite/SqlBuilder/SqliteExpressionContext.cs
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@ -4,8 +4,9 @@ namespace SqlSugar
{
public class SqliteExpressionContext : ExpressionContext, ILambdaExpressions
{
public override ExpressionContextCase Case { get; set; } = new ExpressionContextCase() {
IsDateString= true,
public override ExpressionContextCase Case { get; set; } = new ExpressionContextCase()
{
IsDateString = true,
};
public SqlSugarProvider Context { get; set; }
public SqliteExpressionContext()
@ -24,17 +25,27 @@ namespace SqlSugar
}
public override string Equals(MethodCallExpressionModel model)
{
var result= base.Equals(model);
if (model.Args.Count == 3&& result.Trim().Last()==')')
var result = base.Equals(model);
if (model.Args.Count == 3 && result.Trim().Last() == ')')
{
result = (" "+result.Trim().TrimEnd(')') + " COLLATE NOCASE ) ");
result = (" " + result.Trim().TrimEnd(')') + " COLLATE NOCASE ) ");
}
return result;
}
public override string JsonIndex(MethodCallExpressionModel model)
{
var parameter = model.Args[0];
var parameter1 = model.Args[1];
return $"json_extract({parameter.MemberName}, '$[{parameter1.MemberValue}]')";
}
public override string JsonField(MethodCallExpressionModel model)
{
model.Parameters.RemoveAll(item=>item.ParameterName== model.Args[1].MemberName+"");
return " json_extract("+ model.Args[0].MemberName + ",'$." + model.Args[1].MemberValue + "') ";
var hasPrefix = model.Args[1].MemberValue is string v ? v[0] == '$' : false;
model.Parameters.RemoveAll(item => item.ParameterName == model.Args[1].MemberName + "");
return string.Format("json_extract({0},'{1}{2}')",
model.Args[0].MemberName,
hasPrefix ? string.Empty : string.Intern("$."),
model.Args[1].MemberValue);
}
public override string GetStringJoinSelector(string result, string separator)
{
@ -262,7 +273,7 @@ namespace SqlSugar
public override string MergeString(params string[] strings)
{
return string.Join("||", strings).Replace("+","");
return string.Join("||", strings).Replace("+", "");
}
public override string IsNull(MethodCallExpressionModel model)
@ -308,7 +319,7 @@ namespace SqlSugar
var parameterNameA = mode.Args[0].MemberName;
var parameterNameB = mode.Args[1].MemberName;
var parameterNameC = mode.Args[2].MemberName;
var value = new string[mode.Args[1].MemberValue.ObjToInt()].Select(it=> parameterNameC);
var value = new string[mode.Args[1].MemberValue.ObjToInt()].Select(it => parameterNameC);
return $"substr({string.Join("||", value)} || {parameterNameA}, {parameterNameB}*-1) ";
}