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Make JSON utilities available within data-flare ecosystem
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151 changes: 147 additions & 4 deletions
151
src/main/scala/com/github/timgent/dataflare/json/CustomEncodings.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,14 +1,157 @@ | ||
| package com.github.timgent.dataflare.json | ||
|
|
||
| import com.github.timgent.dataflare.checks.DatasourceDescription | ||
| import com.github.timgent.dataflare.checks.CheckDescription.{ | ||
| DualMetricCheckDescription, | ||
| SimpleCheckDescription, | ||
| SingleMetricCheckDescription | ||
| } | ||
| import com.github.timgent.dataflare.checks.DatasourceDescription.{DualDsDescription, OtherDsDescription, SingleDsDescription} | ||
| import com.github.timgent.dataflare.checks._ | ||
| import com.github.timgent.dataflare.checkssuite.{CheckSuiteStatus, ChecksSuiteResult} | ||
| import com.github.timgent.dataflare.metrics.SimpleMetricDescriptor | ||
| import com.github.timgent.dataflare.repository.CommonEncoders.{metricDescriptorDecoder, metricDescriptorEncoder} | ||
| import io.circe.Decoder.Result | ||
| import io.circe.generic.semiauto.deriveEncoder | ||
| import io.circe.syntax.EncoderOps | ||
| import io.circe.{Decoder, Encoder, HCursor, Json} | ||
| import cats.syntax.either._ | ||
|
|
||
| import java.time.Instant | ||
|
|
||
| private[dataflare] object CustomEncodings { | ||
| implicit val singleDsDescriptionEncoder: Encoder[SingleDsDescription] = new Encoder[SingleDsDescription] { | ||
| override def apply(a: SingleDsDescription): Json = ??? | ||
| implicit val qcTypeEncoder: Encoder[QcType] = new Encoder[QcType] { | ||
| override def apply(a: QcType): Json = Json.fromString(a.toString) | ||
| } | ||
| implicit val checkStatusEncoder: Encoder[CheckStatus] = new Encoder[CheckStatus] { | ||
| override def apply(a: CheckStatus): Json = Json.fromString(a.toString) | ||
| } | ||
| implicit val datasourceDescriptionEncoder: Encoder[DatasourceDescription] = new Encoder[DatasourceDescription] { | ||
| override def apply(a: DatasourceDescription): Json = { | ||
| val fields = a match { | ||
| case SingleDsDescription(datasource) => | ||
| Seq( | ||
| "type" -> Json.fromString("SingleDs"), | ||
| "datasource" -> Json.fromString(datasource) | ||
| ) | ||
| case DatasourceDescription.DualDsDescription(datasourceA, datasourceB) => | ||
| Seq( | ||
| "type" -> Json.fromString("DualDs"), | ||
| "datasourceA" -> Json.fromString(datasourceA), | ||
| "datasourceB" -> Json.fromString(datasourceB) | ||
| ) | ||
| case DatasourceDescription.OtherDsDescription(datasource) => | ||
| Seq( | ||
| "type" -> Json.fromString("OtherDs"), | ||
| "datasource" -> Json.fromString(datasource) | ||
| ) | ||
| } | ||
| Json.obj(fields: _*) | ||
| } | ||
| } | ||
| implicit val datasourceDescriptionDecoder: Decoder[DatasourceDescription] = new Decoder[DatasourceDescription] { | ||
| override def apply(c: HCursor): Result[DatasourceDescription] = | ||
| for { | ||
| datasourceType <- c.downField("type").as[String] | ||
| datasourceDescription <- datasourceType match { | ||
| case "SingleDs" => | ||
| for { | ||
| datasource <- c.downField("datasource").as[String] | ||
| } yield SingleDsDescription(datasource) | ||
| case "DualDs" => | ||
| for { | ||
| datasourceA <- c.downField("datasourceA").as[String] | ||
| datasourceB <- c.downField("datasourceB").as[String] | ||
| } yield DualDsDescription(datasourceA, datasourceB) | ||
| case "OtherDs" => | ||
| for { | ||
| datasource <- c.downField("datasource").as[String] | ||
| } yield OtherDsDescription(datasource) | ||
| } | ||
| } yield datasourceDescription | ||
| } | ||
| implicit val checkDescriptionEncoder: Encoder[CheckDescription] = new Encoder[CheckDescription] { | ||
| override def apply(a: CheckDescription): Json = { | ||
| val fields = a match { | ||
| case CheckDescription.SimpleCheckDescription(desc) => | ||
| Seq( | ||
| "type" -> Json.fromString("SimpleCheckDescription"), | ||
| "desc" -> Json.fromString(desc) | ||
| ) | ||
| case CheckDescription.DualMetricCheckDescription(desc, dsMetric, dsToCompareMetric, metricComparator) => | ||
| Seq( | ||
| "type" -> Json.fromString("DualMetricCheckDescription"), | ||
| "desc" -> Json.fromString(desc), | ||
| "dsMetric" -> dsMetric.asJson, | ||
| "dsToCompareMetric" -> dsToCompareMetric.asJson, | ||
| "metricComparator" -> Json.fromString(metricComparator) | ||
| ) | ||
| case CheckDescription.SingleMetricCheckDescription(desc, dsMetric) => | ||
| Seq( | ||
| "type" -> Json.fromString("SingleMetricCheckDescription"), | ||
| "desc" -> Json.fromString(desc), | ||
| "dsMetric" -> dsMetric.asJson | ||
| ) | ||
| } | ||
| Json.obj(fields: _*) | ||
| } | ||
| } | ||
|
|
||
| implicit val checkDescriptionDecoder: Decoder[CheckDescription] = new Decoder[CheckDescription] { | ||
| override def apply(c: HCursor): Result[CheckDescription] = | ||
| for { | ||
| descriptionType <- c.downField("type").as[String] | ||
| checkDescription <- descriptionType match { | ||
| case "SimpleCheckDescription" => | ||
| for { | ||
| desc <- c.downField("desc").as[String] | ||
| } yield SimpleCheckDescription(desc) | ||
| case "DualMetricCheckDescription" => | ||
| for { | ||
| desc <- c.downField("desc").as[String] | ||
| dsMetric <- c.downField("dsMetric").as[SimpleMetricDescriptor] | ||
| dsToCompareMetric <- c.downField("dsToCompareMetric").as[SimpleMetricDescriptor] | ||
| metricComparator <- c.downField("metricComparator").as[String] | ||
| } yield DualMetricCheckDescription(desc, dsMetric, dsToCompareMetric, metricComparator) | ||
| case "SingleMetricCheckDescription" => | ||
| for { | ||
| desc <- c.downField("desc").as[String] | ||
| dsMetric <- c.downField("dsMetric").as[SimpleMetricDescriptor] | ||
| } yield SingleMetricCheckDescription(desc, dsMetric) | ||
| } | ||
| } yield checkDescription | ||
| } | ||
| implicit val checkResultEncoder: Encoder[CheckResult] = new Encoder[CheckResult] { | ||
| override def apply(a: CheckResult): Json = { | ||
| Json.obj( | ||
| "qcType" -> a.qcType.asJson, | ||
| "status" -> a.status.asJson, | ||
| "resultDescription" -> a.resultDescription.asJson, | ||
| "checkDescription" -> a.checkDescription.asJson, | ||
| "datasourceDescription" -> a.datasourceDescription.asJson | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| implicit val checkResultDecoder: Decoder[CheckResult] = new Decoder[CheckResult] { | ||
| override def apply(c: HCursor): Result[CheckResult] = { | ||
| for { | ||
| qcType <- c.downField("qcType").as[String].map(QcType.namesToValuesMap) | ||
| status <- c.downField("status").as[String].map(CheckStatus.namesToValuesMap) | ||
| resultDescription <- c.downField("resultDescription").as[String] | ||
| checkDescription <- c.downField("checkDescription").as[CheckDescription] | ||
| datasourceDescription = c.downField("datasourceDescription").as[DatasourceDescription].fold(_ => None, Some(_)) | ||
| } yield CheckResult(qcType, status, resultDescription, checkDescription, datasourceDescription, Seq.empty) | ||
| } | ||
| } | ||
| implicit val checksSuiteResultEncoder: Encoder[ChecksSuiteResult] = deriveEncoder[ChecksSuiteResult] | ||
| implicit val checksSuiteResultDecoder: Decoder[ChecksSuiteResult] = new Decoder[ChecksSuiteResult] { | ||
| override def apply(c: HCursor): Result[ChecksSuiteResult] = { | ||
| for { | ||
| overallStatus <- c.downField("overallStatus").as[String].map(CheckSuiteStatus.namesToValuesMap) | ||
| checkSuiteDescription <- c.downField("checkSuiteDescription").as[String] | ||
| checkResults <- c.downField("checkResults").as[Seq[CheckResult]] | ||
| timestamp <- c.downField("timestamp").as[Instant] | ||
| checkTags <- c.downField("checkTags").as[Map[String, String]] | ||
| } yield ChecksSuiteResult(overallStatus, checkSuiteDescription, checkResults, timestamp, checkTags) | ||
| } | ||
| } | ||
| } |
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