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package org.jetbrains.dokka.kotlinAsJava.converters
import org.jetbrains.dokka.links.Callable
import org.jetbrains.dokka.links.DRI
import org.jetbrains.dokka.links.withClass
import org.jetbrains.dokka.model.*
import org.jetbrains.dokka.model.DAnnotation
import org.jetbrains.dokka.model.DEnum
import org.jetbrains.dokka.model.DFunction
import org.jetbrains.dokka.model.properties.PropertyContainer
import org.jetbrains.kotlin.builtins.jvm.JavaToKotlinClassMap
import org.jetbrains.kotlin.name.ClassId
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.resolve.jvm.JvmPrimitiveType
private fun <T : WithExpectActual> List<T>.groupedByLocation() =
map { it.sources to it }
.groupBy({ (location, _) ->
location.let {
it.map.entries.first().value.path.split("/").last().split(".").first() + "Kt"
} // TODO: first() does not look reasonable
}) { it.second }
internal fun DPackage.asJava(): DPackage {
@Suppress("UNCHECKED_CAST")
val syntheticClasses = ((properties + functions) as List<WithExpectActual>)
.groupedByLocation()
.map { (syntheticClassName, nodes) ->
DClass(
dri = dri.withClass(syntheticClassName),
name = syntheticClassName,
properties = nodes.filterIsInstance<DProperty>().map { it.asJava() },
constructors = emptyList(),
functions = (
nodes.filterIsInstance<DProperty>()
.map { it.javaAccessors() } +
nodes.filterIsInstance<DFunction>()
.map { it.asJava(syntheticClassName) }) as List<DFunction>, // TODO: methods are static and receiver is a param
classlikes = emptyList(),
sources = PlatformDependent.empty(),
visibility = PlatformDependent(
platformData.map {
it to JavaVisibility.Public
}.toMap()
),
companion = null,
generics = emptyList(),
supertypes = PlatformDependent.empty(),
documentation = PlatformDependent.empty(),
modifier = JavaModifier.Final,
platformData = platformData,
extra = PropertyContainer.empty()
)
}
return copy(
functions = emptyList(),
properties = emptyList(),
classlikes = classlikes.map { it.asJava() } + syntheticClasses
)
}
internal fun DProperty.asJava(isTopLevel: Boolean = false, relocateToClass: String? = null) =
copy(
dri = if (relocateToClass.isNullOrBlank()) {
dri
} else {
dri.withClass(relocateToClass)
},
modifier = if (setter == null) {
JavaModifier.Final
} else {
JavaModifier.Empty
},
visibility = visibility.copy(
map = visibility.mapValues { JavaVisibility.Private }
),
type = type.asJava(), // TODO: check
setter = null,
getter = null, // Removing getters and setters as they will be available as functions
extra = if (isTopLevel) extra.plus(extra.mergeAdditionalModifiers(setOf(ExtraModifiers.STATIC))) else extra
)
internal fun DProperty.javaAccessors(isTopLevel: Boolean = false, relocateToClass: String? = null): List<DFunction> =
listOfNotNull(
getter?.copy(
dri = if (relocateToClass.isNullOrBlank()) {
dri
} else {
dri.withClass(relocateToClass)
},
name = "get" + name.capitalize(),
modifier = if (setter == null) {
JavaModifier.Final
} else {
JavaModifier.Empty
},
visibility = visibility.copy(
map = visibility.mapValues { JavaVisibility.Public }
),
type = type.asJava(), // TODO: check
extra = if (isTopLevel) getter!!.extra.plus(getter!!.extra.mergeAdditionalModifiers(setOf(ExtraModifiers.STATIC))) else getter!!.extra
),
setter?.copy(
dri = if (relocateToClass.isNullOrBlank()) {
dri
} else {
dri.withClass(relocateToClass)
},
name = "set" + name.capitalize(),
modifier = if (setter == null) {
JavaModifier.Final
} else {
JavaModifier.Empty
},
visibility = visibility.copy(
map = visibility.mapValues { JavaVisibility.Public }
),
type = type.asJava(), // TODO: check
extra = if (isTopLevel) setter!!.extra.plus(setter!!.extra.mergeAdditionalModifiers(setOf(ExtraModifiers.STATIC))) else setter!!.extra
)
)
internal fun DFunction.asJava(containingClassName: String): DFunction {
val newName = when {
isConstructor -> containingClassName
else -> name
}
return copy(
// dri = dri.copy(callable = dri.callable?.asJava()),
name = newName,
type = type.asJava(),
modifier = if(modifier is KotlinModifier.Final && isConstructor) JavaModifier.Empty else modifier,
parameters = listOfNotNull(receiver?.asJava()) + parameters.map { it.asJava() },
receiver = null
) // TODO static if toplevel
}
internal fun DClasslike.asJava(): DClasslike = when (this) {
is DClass -> asJava()
is DEnum -> asJava()
is DAnnotation -> asJava()
is DObject -> asJava()
is DInterface -> asJava()
else -> throw IllegalArgumentException("$this shouldn't be here")
}
internal fun DClass.asJava(): DClass = copy(
constructors = constructors.map { it.asJava(name) },
functions = (functions + properties.map { it.getter } + properties.map { it.setter }).filterNotNull().map {
it.asJava(name)
},
properties = properties.map { it.asJava() },
classlikes = classlikes.map { it.asJava() },
generics = generics.map { it.asJava() },
supertypes = supertypes.copy(
map = supertypes.mapValues { it.value.map { it.possiblyAsJava() } }
),
modifier = if (modifier is KotlinModifier.Empty) JavaModifier.Final else modifier
)
private fun DTypeParameter.asJava(): DTypeParameter = copy(
dri = dri.possiblyAsJava(),
bounds = bounds.map { it.asJava() }
)
private fun Bound.asJava(): Bound = when (this) {
is TypeConstructor -> copy(
dri = dri.possiblyAsJava()
)
is Nullable -> copy(
inner = inner.asJava()
)
else -> this
}
internal fun DEnum.asJava(): DEnum = copy(
constructors = constructors.map { it.asJava(name) },
functions = (functions + properties.map { it.getter } + properties.map { it.setter }).filterNotNull().map {
it.asJava(name)
},
properties = properties.map { it.asJava() },
classlikes = classlikes.map { it.asJava() },
supertypes = supertypes.copy(
map = supertypes.mapValues { it.value.map { it.possiblyAsJava() } }
)
// , entries = entries.map { it.asJava() }
)
internal fun DObject.asJava(): DObject = copy(
functions = (functions + properties.map { it.getter } + properties.map { it.setter })
.filterNotNull()
.map { it.asJava(name.orEmpty()) },
properties = properties.map { it.asJava() } +
DProperty(
name = "INSTANCE",
modifier = JavaModifier.Final,
dri = dri.copy(callable = Callable("INSTANCE", null, emptyList())),
documentation = PlatformDependent.empty(),
sources = PlatformDependent.empty(),
visibility = PlatformDependent(
platformData.map {
it to JavaVisibility.Public
}.toMap()
),
type = TypeConstructor(dri, emptyList()),
setter = null,
getter = null,
platformData = platformData,
receiver = null,
extra = PropertyContainer.empty<DProperty>() + AdditionalModifiers(setOf(ExtraModifiers.STATIC))
),
classlikes = classlikes.map { it.asJava() },
supertypes = supertypes.copy(
map = supertypes.mapValues { it.value.map { it.possiblyAsJava() } }
)
)
internal fun DInterface.asJava(): DInterface = copy(
functions = (functions + properties.map { it.getter } + properties.map { it.setter })
.filterNotNull()
.map { it.asJava(name) },
properties = emptyList(),
classlikes = classlikes.map { it.asJava() }, // TODO: public static final class DefaultImpls with impls for methods
generics = generics.map { it.asJava() },
supertypes = supertypes.copy(
map = supertypes.mapValues { it.value.map { it.possiblyAsJava() } }
)
)
internal fun DAnnotation.asJava(): DAnnotation = copy(
properties = properties.map { it.asJava() },
constructors = emptyList(),
classlikes = classlikes.map { it.asJava() }
) // TODO investigate if annotation class can have methods and properties not from constructor
internal fun DParameter.asJava(): DParameter = copy(
type = type.asJava(),
name = if (name.isNullOrBlank()) "\$self" else name
)
internal fun String.getAsPrimitive(): JvmPrimitiveType? = org.jetbrains.kotlin.builtins.PrimitiveType.values()
.find { it.typeFqName.asString() == this }
?.let { JvmPrimitiveType.get(it) }
private fun DRI.partialFqName() = packageName?.let { "$it." } + classNames
private fun DRI.possiblyAsJava() = this.partialFqName().mapToJava()?.toDRI(this) ?: this
private fun String.mapToJava(): ClassId? =
JavaToKotlinClassMap.mapKotlinToJava(FqName(this).toUnsafe())
internal fun ClassId.toDRI(dri: DRI?): DRI = DRI(
packageName = packageFqName.asString(),
classNames = classNames(),
callable = dri?.callable,//?.asJava(), TODO: check this
extra = null,
target = null
)
private fun PropertyContainer<out Documentable>.mergeAdditionalModifiers(second: Set<ExtraModifiers>) =
this[AdditionalModifiers]?.squash(AdditionalModifiers(second)) ?: AdditionalModifiers(second)
private fun AdditionalModifiers.squash(second: AdditionalModifiers) =
AdditionalModifiers(content + second.content)
internal fun ClassId.classNames(): String =
shortClassName.identifier + (outerClassId?.classNames()?.let { ".$it" } ?: "")
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