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Move serialization outside of cache lock
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53 changes: 53 additions & 0 deletions
53
...in/kotlin/com/apollographql/apollo3/cache/normalized/api/internal/CacheDataTransformer.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| package com.apollographql.apollo3.cache.normalized.api.internal | ||
|
|
||
| import com.apollographql.apollo3.api.CompositeAdapter | ||
| import com.apollographql.apollo3.api.CustomScalarAdapters | ||
| import com.apollographql.apollo3.api.Executable | ||
| import com.apollographql.apollo3.api.fromJson | ||
| import com.apollographql.apollo3.api.json.MapJsonReader | ||
| import com.apollographql.apollo3.cache.normalized.api.CacheKey | ||
|
|
||
| data class CacheDataTransformer<D: Executable.Data>( | ||
| private val adapter: CompositeAdapter<D>, | ||
| private val data: MutableMap<List<Any>, Map<String, Any?>>, | ||
| ) { | ||
| fun toData( | ||
| customScalarAdapters: CustomScalarAdapters, | ||
| ): D { | ||
| val reader = MapJsonReader( | ||
| root = toMap(), | ||
| ) | ||
| return adapter.fromJson(reader, customScalarAdapters) | ||
| } | ||
|
|
||
| @Suppress("UNCHECKED_CAST") | ||
| private fun toMap(): Map<String, Any?> { | ||
| return data[emptyList()].replaceCacheKeys(emptyList()) as Map<String, Any?> | ||
| } | ||
|
|
||
| private fun Any?.replaceCacheKeys(path: List<Any>): Any? { | ||
| return when (this) { | ||
| is CacheKey -> { | ||
| data[path].replaceCacheKeys(path) | ||
| } | ||
|
|
||
| is List<*> -> { | ||
| mapIndexed { index, src -> | ||
| src.replaceCacheKeys(path + index) | ||
| } | ||
| } | ||
|
|
||
| is Map<*, *> -> { | ||
| // This will traverse Map custom scalars but this is ok as it shouldn't contain any CacheKey | ||
| mapValues { | ||
| it.value.replaceCacheKeys(path + (it.key as String)) | ||
| } | ||
| } | ||
|
|
||
| else -> { | ||
| // Scalar value | ||
| this | ||
| } | ||
| } | ||
| } | ||
| } |
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