notion.api.v1.json.GsonSerializer.kt Maven / Gradle / Ivy

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package notion.api.v1.json

import com.google.gson.FieldNamingPolicy
import com.google.gson.Gson
import com.google.gson.GsonBuilder
import notion.api.Metadata.isLibraryMaintainerMode
import notion.api.v1.json.gson.*
import notion.api.v1.model.blocks.Block
import notion.api.v1.model.blocks.BlockElementUpdate
import notion.api.v1.model.blocks.BlockType
import notion.api.v1.model.blocks.Blocks
import notion.api.v1.model.common.Cover
import notion.api.v1.model.common.Icon
import notion.api.v1.model.databases.Database
import notion.api.v1.model.databases.Databases
import notion.api.v1.model.databases.QueryResults
import notion.api.v1.model.error.Error
import notion.api.v1.model.pages.Page
import notion.api.v1.model.pages.PagePropertyItem
import notion.api.v1.model.search.SearchResult
import notion.api.v1.model.search.SearchResults
import notion.api.v1.model.users.User
import notion.api.v1.model.users.Users
import notion.api.v1.request.blocks.AppendBlockChildrenRequest
import notion.api.v1.request.databases.CreateDatabaseRequest
import notion.api.v1.request.databases.QueryDatabaseRequest
import notion.api.v1.request.databases.UpdateDatabaseRequest
import notion.api.v1.request.pages.CreatePageRequest
import notion.api.v1.request.pages.UpdatePageRequest
import notion.api.v1.request.search.SearchRequest

class GsonSerializer : NotionJsonSerializer {
  private val gson: Gson

  constructor(unknownPropertyDetection: Boolean = isLibraryMaintainerMode()) {
    val builder =
        GsonBuilder()
            .setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES)
            .registerTypeAdapter(SearchResult::class.java, SearchResultParser())
            .registerTypeAdapter(Block::class.java, BlockParser())
            .registerTypeAdapter(Icon::class.java, IconParser())
            .registerTypeAdapter(Cover::class.java, CoverParser())

    gson =
        if (unknownPropertyDetection) {
          builder.registerTypeAdapterFactory(GsonUnknownFieldDetection()).create()
        } else {
          builder.create()
        }
  }

  override fun toBlock(body: String): Block = gson.fromJson(body, Block::class.java)
  override fun toBlocks(body: String): Blocks = gson.fromJson(body, Blocks::class.java)
  override fun toDatabase(body: String): Database = gson.fromJson(body, Database::class.java)
  override fun toDatabases(body: String): Databases = gson.fromJson(body, Databases::class.java)
  override fun toError(body: String): Error = gson.fromJson(body, Error::class.java)
  override fun toPage(body: String): Page = gson.fromJson(body, Page::class.java)
  override fun toPagePropertyItem(body: String): PagePropertyItem =
      gson.fromJson(body, PagePropertyItem::class.java)

  override fun toQueryResults(body: String): QueryResults =
      gson.fromJson(body, QueryResults::class.java)

  override fun toSearchResults(body: String): SearchResults =
      gson.fromJson(body, SearchResults::class.java)

  override fun toUser(body: String): User = gson.fromJson(body, User::class.java)
  override fun toUsers(body: String): Users = gson.fromJson(body, Users::class.java)

  override fun toJsonString(request: CreateDatabaseRequest): String = gson.toJson(request)
  override fun toJsonString(request: UpdateDatabaseRequest): String = gson.toJson(request)

  override fun toJsonString(blockProperties: Map): String =
      gson.toJson(blockProperties)

  override fun toJsonString(request: AppendBlockChildrenRequest): String = gson.toJson(request)
  override fun toJsonString(request: CreatePageRequest): String = gson.toJson(request)
  override fun toJsonString(request: SearchRequest): String = gson.toJson(request)
  override fun toJsonString(request: QueryDatabaseRequest): String = gson.toJson(request)
  override fun toJsonString(request: UpdatePageRequest): String = gson.toJson(request)
}