{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE StrictData #-}
{-# LANGUAGE TypeFamilies #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# OPTIONS_GHC -fno-warn-unused-binds #-}
{-# OPTIONS_GHC -fno-warn-unused-imports #-}
{-# OPTIONS_GHC -fno-warn-unused-matches #-}

-- Derived from AWS service descriptions, licensed under Apache 2.0.

-- |
-- Module      : Amazonka.XRay.GetServiceGraph
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Retrieves a document that describes services that process incoming
-- requests, and downstream services that they call as a result. Root
-- services process incoming requests and make calls to downstream
-- services. Root services are applications that use the
-- <https://docs.aws.amazon.com/xray/index.html Amazon Web Services X-Ray SDK>.
-- Downstream services can be other applications, Amazon Web Services
-- resources, HTTP web APIs, or SQL databases.
--
-- This operation returns paginated results.
module Amazonka.XRay.GetServiceGraph
  ( -- * Creating a Request
    GetServiceGraph (..),
    newGetServiceGraph,

    -- * Request Lenses
    getServiceGraph_groupARN,
    getServiceGraph_groupName,
    getServiceGraph_nextToken,
    getServiceGraph_startTime,
    getServiceGraph_endTime,

    -- * Destructuring the Response
    GetServiceGraphResponse (..),
    newGetServiceGraphResponse,

    -- * Response Lenses
    getServiceGraphResponse_containsOldGroupVersions,
    getServiceGraphResponse_endTime,
    getServiceGraphResponse_nextToken,
    getServiceGraphResponse_services,
    getServiceGraphResponse_startTime,
    getServiceGraphResponse_httpStatus,
  )
where

import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import qualified Amazonka.Prelude as Prelude
import qualified Amazonka.Request as Request
import qualified Amazonka.Response as Response
import Amazonka.XRay.Types

-- | /See:/ 'newGetServiceGraph' smart constructor.
data GetServiceGraph = GetServiceGraph'
  { -- | The Amazon Resource Name (ARN) of a group based on which you want to
    -- generate a graph.
    groupARN :: Prelude.Maybe Prelude.Text,
    -- | The name of a group based on which you want to generate a graph.
    groupName :: Prelude.Maybe Prelude.Text,
    -- | Pagination token.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The start of the time frame for which to generate a graph.
    startTime :: Data.POSIX,
    -- | The end of the timeframe for which to generate a graph.
    endTime :: Data.POSIX
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetServiceGraph' with all optional fields omitted.
--
-- Use <https://hackage.haskell.org/package/generic-lens generic-lens> or <https://hackage.haskell.org/package/optics optics> to modify other optional fields.
--
-- The following record fields are available, with the corresponding lenses provided
-- for backwards compatibility:
--
-- 'groupARN', 'getServiceGraph_groupARN' - The Amazon Resource Name (ARN) of a group based on which you want to
-- generate a graph.
--
-- 'groupName', 'getServiceGraph_groupName' - The name of a group based on which you want to generate a graph.
--
-- 'nextToken', 'getServiceGraph_nextToken' - Pagination token.
--
-- 'startTime', 'getServiceGraph_startTime' - The start of the time frame for which to generate a graph.
--
-- 'endTime', 'getServiceGraph_endTime' - The end of the timeframe for which to generate a graph.
newGetServiceGraph ::
  -- | 'startTime'
  Prelude.UTCTime ->
  -- | 'endTime'
  Prelude.UTCTime ->
  GetServiceGraph
newGetServiceGraph pStartTime_ pEndTime_ =
  GetServiceGraph'
    { groupARN = Prelude.Nothing,
      groupName = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      startTime = Data._Time Lens.# pStartTime_,
      endTime = Data._Time Lens.# pEndTime_
    }

-- | The Amazon Resource Name (ARN) of a group based on which you want to
-- generate a graph.
getServiceGraph_groupARN :: Lens.Lens' GetServiceGraph (Prelude.Maybe Prelude.Text)
getServiceGraph_groupARN = Lens.lens (\GetServiceGraph' {groupARN} -> groupARN) (\s@GetServiceGraph' {} a -> s {groupARN = a} :: GetServiceGraph)

-- | The name of a group based on which you want to generate a graph.
getServiceGraph_groupName :: Lens.Lens' GetServiceGraph (Prelude.Maybe Prelude.Text)
getServiceGraph_groupName = Lens.lens (\GetServiceGraph' {groupName} -> groupName) (\s@GetServiceGraph' {} a -> s {groupName = a} :: GetServiceGraph)

-- | Pagination token.
getServiceGraph_nextToken :: Lens.Lens' GetServiceGraph (Prelude.Maybe Prelude.Text)
getServiceGraph_nextToken = Lens.lens (\GetServiceGraph' {nextToken} -> nextToken) (\s@GetServiceGraph' {} a -> s {nextToken = a} :: GetServiceGraph)

-- | The start of the time frame for which to generate a graph.
getServiceGraph_startTime :: Lens.Lens' GetServiceGraph Prelude.UTCTime
getServiceGraph_startTime = Lens.lens (\GetServiceGraph' {startTime} -> startTime) (\s@GetServiceGraph' {} a -> s {startTime = a} :: GetServiceGraph) Prelude.. Data._Time

-- | The end of the timeframe for which to generate a graph.
getServiceGraph_endTime :: Lens.Lens' GetServiceGraph Prelude.UTCTime
getServiceGraph_endTime = Lens.lens (\GetServiceGraph' {endTime} -> endTime) (\s@GetServiceGraph' {} a -> s {endTime = a} :: GetServiceGraph) Prelude.. Data._Time

instance Core.AWSPager GetServiceGraph where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? getServiceGraphResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? getServiceGraphResponse_services
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& getServiceGraph_nextToken
          Lens..~ rs
          Lens.^? getServiceGraphResponse_nextToken
          Prelude.. Lens._Just

instance Core.AWSRequest GetServiceGraph where
  type
    AWSResponse GetServiceGraph =
      GetServiceGraphResponse
  request overrides =
    Request.postJSON (overrides defaultService)
  response =
    Response.receiveJSON
      ( \s h x ->
          GetServiceGraphResponse'
            Prelude.<$> (x Data..?> "ContainsOldGroupVersions")
            Prelude.<*> (x Data..?> "EndTime")
            Prelude.<*> (x Data..?> "NextToken")
            Prelude.<*> (x Data..?> "Services" Core..!@ Prelude.mempty)
            Prelude.<*> (x Data..?> "StartTime")
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance Prelude.Hashable GetServiceGraph where
  hashWithSalt _salt GetServiceGraph' {..} =
    _salt
      `Prelude.hashWithSalt` groupARN
      `Prelude.hashWithSalt` groupName
      `Prelude.hashWithSalt` nextToken
      `Prelude.hashWithSalt` startTime
      `Prelude.hashWithSalt` endTime

instance Prelude.NFData GetServiceGraph where
  rnf GetServiceGraph' {..} =
    Prelude.rnf groupARN
      `Prelude.seq` Prelude.rnf groupName
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf startTime
      `Prelude.seq` Prelude.rnf endTime

instance Data.ToHeaders GetServiceGraph where
  toHeaders = Prelude.const Prelude.mempty

instance Data.ToJSON GetServiceGraph where
  toJSON GetServiceGraph' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("GroupARN" Data..=) Prelude.<$> groupARN,
            ("GroupName" Data..=) Prelude.<$> groupName,
            ("NextToken" Data..=) Prelude.<$> nextToken,
            Prelude.Just ("StartTime" Data..= startTime),
            Prelude.Just ("EndTime" Data..= endTime)
          ]
      )

instance Data.ToPath GetServiceGraph where
  toPath = Prelude.const "/ServiceGraph"

instance Data.ToQuery GetServiceGraph where
  toQuery = Prelude.const Prelude.mempty

-- | /See:/ 'newGetServiceGraphResponse' smart constructor.
data GetServiceGraphResponse = GetServiceGraphResponse'
  { -- | A flag indicating whether the group\'s filter expression has been
    -- consistent, or if the returned service graph may show traces from an
    -- older version of the group\'s filter expression.
    containsOldGroupVersions :: Prelude.Maybe Prelude.Bool,
    -- | The end of the time frame for which the graph was generated.
    endTime :: Prelude.Maybe Data.POSIX,
    -- | Pagination token.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The services that have processed a traced request during the specified
    -- time frame.
    services :: Prelude.Maybe [ServiceInfo],
    -- | The start of the time frame for which the graph was generated.
    startTime :: Prelude.Maybe Data.POSIX,
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetServiceGraphResponse' with all optional fields omitted.
--
-- Use <https://hackage.haskell.org/package/generic-lens generic-lens> or <https://hackage.haskell.org/package/optics optics> to modify other optional fields.
--
-- The following record fields are available, with the corresponding lenses provided
-- for backwards compatibility:
--
-- 'containsOldGroupVersions', 'getServiceGraphResponse_containsOldGroupVersions' - A flag indicating whether the group\'s filter expression has been
-- consistent, or if the returned service graph may show traces from an
-- older version of the group\'s filter expression.
--
-- 'endTime', 'getServiceGraphResponse_endTime' - The end of the time frame for which the graph was generated.
--
-- 'nextToken', 'getServiceGraphResponse_nextToken' - Pagination token.
--
-- 'services', 'getServiceGraphResponse_services' - The services that have processed a traced request during the specified
-- time frame.
--
-- 'startTime', 'getServiceGraphResponse_startTime' - The start of the time frame for which the graph was generated.
--
-- 'httpStatus', 'getServiceGraphResponse_httpStatus' - The response's http status code.
newGetServiceGraphResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetServiceGraphResponse
newGetServiceGraphResponse pHttpStatus_ =
  GetServiceGraphResponse'
    { containsOldGroupVersions =
        Prelude.Nothing,
      endTime = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      services = Prelude.Nothing,
      startTime = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | A flag indicating whether the group\'s filter expression has been
-- consistent, or if the returned service graph may show traces from an
-- older version of the group\'s filter expression.
getServiceGraphResponse_containsOldGroupVersions :: Lens.Lens' GetServiceGraphResponse (Prelude.Maybe Prelude.Bool)
getServiceGraphResponse_containsOldGroupVersions = Lens.lens (\GetServiceGraphResponse' {containsOldGroupVersions} -> containsOldGroupVersions) (\s@GetServiceGraphResponse' {} a -> s {containsOldGroupVersions = a} :: GetServiceGraphResponse)

-- | The end of the time frame for which the graph was generated.
getServiceGraphResponse_endTime :: Lens.Lens' GetServiceGraphResponse (Prelude.Maybe Prelude.UTCTime)
getServiceGraphResponse_endTime = Lens.lens (\GetServiceGraphResponse' {endTime} -> endTime) (\s@GetServiceGraphResponse' {} a -> s {endTime = a} :: GetServiceGraphResponse) Prelude.. Lens.mapping Data._Time

-- | Pagination token.
getServiceGraphResponse_nextToken :: Lens.Lens' GetServiceGraphResponse (Prelude.Maybe Prelude.Text)
getServiceGraphResponse_nextToken = Lens.lens (\GetServiceGraphResponse' {nextToken} -> nextToken) (\s@GetServiceGraphResponse' {} a -> s {nextToken = a} :: GetServiceGraphResponse)

-- | The services that have processed a traced request during the specified
-- time frame.
getServiceGraphResponse_services :: Lens.Lens' GetServiceGraphResponse (Prelude.Maybe [ServiceInfo])
getServiceGraphResponse_services = Lens.lens (\GetServiceGraphResponse' {services} -> services) (\s@GetServiceGraphResponse' {} a -> s {services = a} :: GetServiceGraphResponse) Prelude.. Lens.mapping Lens.coerced

-- | The start of the time frame for which the graph was generated.
getServiceGraphResponse_startTime :: Lens.Lens' GetServiceGraphResponse (Prelude.Maybe Prelude.UTCTime)
getServiceGraphResponse_startTime = Lens.lens (\GetServiceGraphResponse' {startTime} -> startTime) (\s@GetServiceGraphResponse' {} a -> s {startTime = a} :: GetServiceGraphResponse) Prelude.. Lens.mapping Data._Time

-- | The response's http status code.
getServiceGraphResponse_httpStatus :: Lens.Lens' GetServiceGraphResponse Prelude.Int
getServiceGraphResponse_httpStatus = Lens.lens (\GetServiceGraphResponse' {httpStatus} -> httpStatus) (\s@GetServiceGraphResponse' {} a -> s {httpStatus = a} :: GetServiceGraphResponse)

instance Prelude.NFData GetServiceGraphResponse where
  rnf GetServiceGraphResponse' {..} =
    Prelude.rnf containsOldGroupVersions
      `Prelude.seq` Prelude.rnf endTime
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf services
      `Prelude.seq` Prelude.rnf startTime
      `Prelude.seq` Prelude.rnf httpStatus