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Add ordering methods to query builder in DAO classes

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Bartłomiej Przemysław Pluta
2022-08-26 10:42:03 +02:00
parent db7121338d
commit a8b2e81c4c
2 changed files with 57 additions and 2 deletions
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46
editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/build/generator/DataAccessObjectCodeGenerator.kt
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@@ -321,7 +321,18 @@ class DataAccessObjectCodeGenerator : CodeGenerator {
Modifier.PRIVATE,
Modifier.FINAL
)
.initializer("new \$T<>()", LinkedList::class.java).build()
.initializer("new \$T<>()", LinkedList::class.java)
.build()
)
.addField(
FieldSpec.builder(
ParameterizedTypeName.get(ClassName.get(List::class.java), TypeName.get(String::class.java)),
"ordering",
Modifier.PRIVATE,
Modifier.FINAL
)
.initializer("new \$T<>()", LinkedList::class.java)
.build()
)
.addMethod(
MethodSpec.methodBuilder("where")
@@ -334,6 +345,35 @@ class DataAccessObjectCodeGenerator : CodeGenerator {
.addStatement("return this")
.build()
)
.addMethod(
MethodSpec.methodBuilder("orderBy")
.addModifiers(Modifier.PUBLIC)
.addParameter(COLUMN_ENUM, "column")
.addParameter(ORDERING_ENUM, "order")
.returns(QUERY_BUILDER_CLASS)
.addStatement("this.ordering.add(String.format(\"`%s %s\", column.column, order.getOrdering()))")
.addStatement("return this")
.build()
)
.addMethod(
MethodSpec.methodBuilder("orderBy")
.addModifiers(Modifier.PUBLIC)
.addParameter(String::class.java, "function")
.addParameter(ORDERING_ENUM, "order")
.returns(QUERY_BUILDER_CLASS)
.addStatement("this.ordering.add(String.format(\"`%s %s\", function, order.getOrdering()))")
.addStatement("return this")
.build()
)
.addMethod(
MethodSpec.methodBuilder("orderBy")
.addModifiers(Modifier.PUBLIC)
.addParameter(String::class.java, "function")
.returns(QUERY_BUILDER_CLASS)
.addStatement("this.ordering.add(function)")
.addStatement("return this")
.build()
)
.addMethod(
MethodSpec.methodBuilder("find")
.addModifiers(Modifier.PUBLIC)
@@ -344,9 +384,10 @@ class DataAccessObjectCodeGenerator : CodeGenerator {
"var filter = filters.stream().map(f -> String.format(\"`%s` %s ?\", f.column.column, f.op.getOp())).collect(\$T.joining(\" AND \"))",
COLLECTORS_CLASS
)
.addStatement("var order = ordering.isEmpty() ? \"\" : \" ORDER BY \" + ordering.stream().collect(\$T.joining(\", \"))", COLLECTORS_CLASS)
.apply {
val sql = "SELECT * FROM `${table.name}` WHERE "
addStatement("var statement = db.prepareStatement(\"$sql\" + filter)")
addStatement("var statement = db.prepareStatement(\"$sql\" + filter + order)")
}
.addStatement("var i = 1")
.beginControlFlow("for (var f : filters)")
@@ -436,6 +477,7 @@ class DataAccessObjectCodeGenerator : CodeGenerator {
private val COLUMN_ENUM = ClassName.get("", "Column")
private val RELOP_ENUM = ClassName.get("com.bartlomiejpluta.base.lib.db", "Relop")
private val ORDERING_ENUM = ClassName.get("com.bartlomiejpluta.base.lib.db", "Ordering")
private val QUERY_FILTER_CLASS = ClassName.get("", "QueryFilter")
private val QUERY_BUILDER_CLASS = ClassName.get("", "QueryBuilder")
private val COLLECTORS_CLASS = ClassName.get("java.util.stream", "Collectors")