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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Profile task create need data
input ProfileTaskCreationRequest {
    # need to monitor service id
    serviceId: ID!
    # endpoint name to monitored under the special service.
    endpointName: String!
    # if null means the task starts ASAP, otherwise the task begin after the startTime(based on agent side time)
    startTime: Long
    # duration of this task (minute)
    duration: Int!
    # when the segment starts to execute, how long must it take before the monitor can be enbaled
    minDurationThreshold: Int!
    # when start monitor, time interval for each dumping the stack
    dumpPeriod: Int!
    # max number of traces will monitor on the sniffer
    maxSamplingCount: Int!
}

# Profile task create result
type ProfileTaskCreationResult {
    # if null or empty means the task create success, otherwise get create error reason
    errorReason: String

    # get data id when create success
    id: String
}

# Profile task log operation type
enum ProfileTaskLogOperationType {
    # when sniffer has notified
    NOTIFIED,
    # when sniffer has execution finished to report
    EXECUTION_FINISHED
}

# Profile task execute log
type ProfileTaskLog {
    id: String!
    # execute instance
    instanceId: ID!
    instanceName: String!
    # operation type
    operationType: ProfileTaskLogOperationType!
    # operation time
    operationTime: Long!
}

# Profile
type ProfileTask {
    id: String!
    # monitor service
    serviceId: ID!
    serviceName: String!
    # endpoint name to monitored under the special service.
    endpointName: String!
    # task start time (timestamp)
    startTime: Long!
    # duration of this task (minute)
    duration: Int!
    # when the segment starts to execute, how long must it take before the monitor can be enbaled
    minDurationThreshold: Int!
    # when start monitor, time interval for each dumping the stack
    dumpPeriod: Int!
    # max number of traces will monitor on the sniffer
    maxSamplingCount: Int!

    # instance operation logs
    logs: [ProfileTaskLog!]!
}

# Profile thread stack analyze tree element
type ProfileStackElement {
    # work for tree building, id matches multiple parentId
    id: ID!
    parentId: ID!
    # stack code signature
    codeSignature: String!
    # Include the execution time of children(millisecond)
    duration: Int!
    # Exclude  the execution time of children(millisecond)
    durationChildExcluded: Int!
    # continuous dump count
    count: Int!
}

# Profile thread stack anayze tree
type ProfileStackTree {
    elements: [ProfileStackElement!]!
}

# Profile analyze result
type ProfileAnalyzation {
    # if not empty means backend has information gave to the user
    # such as: a large number of snapshots, only analyze part of the data
    tip: String
    # thread stack dump analyze trees
    trees: [ProfileStackTree!]!
}

type ProfiledSpan {
    spanId: Int!
    parentSpanId: Int!
    segmentId: ID!
    refs: [Ref!]!
    serviceCode: String!
    serviceInstanceName: ID!
    startTime: Long!
    endTime: Long!
    endpointName: String
    # There are three span types: Local, Entry and Exit
    type: String!
    # Peer network id, e.g. host+port, ip+port
    peer: String
    component: String
    isError: Boolean
    # There are 5 layers: Unknown, Database, RPCFramework, Http, MQ and Cache
    layer: String
    tags: [KeyValue!]!
    logs: [LogEntity!]!
    # Status represents profiling data that covers the duration of the span.
    profiled: Boolean!
}

type ProfiledSegment {
    spans: [ProfiledSpan!]!
}

input ProfileAnalyzeTimeRange {
    start: Long!
    end: Long!
}

type ProfiledTraceSegments {
    traceId: String!
    instanceId: ID!
    instanceName: String!
    endpointNames: [String!]!
    duration: Int!
    start: String!
    spans: [ProfiledSpan!]!
}

input SegmentProfileAnalyzeQuery {
    segmentId: String!
    timeRange: ProfileAnalyzeTimeRange!
}

extend type Mutation {
    # crate new profile task
    createProfileTask(creationRequest: ProfileTaskCreationRequest): ProfileTaskCreationResult!
}

extend type Query {
    # query all task list, order by ProfileTask#startTime descending
    getProfileTaskList(serviceId: ID, endpointName: String): [ProfileTask!]!
    # query all task logs
    getProfileTaskLogs(taskID: String): [ProfileTaskLog!]!
    # query all task profiled segment list
    getProfileTaskSegments(taskID: ID!): [ProfiledTraceSegments!]!
    # analyze multiple profiled segments, start and end time use timestamp(millisecond)
    getSegmentsProfileAnalyze(queries: [SegmentProfileAnalyzeQuery!]!): ProfileAnalyzation!
}