/*
Copyright 2020 KubeSphere Authors

Licensed 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.
*/

package events

import (
	"time"
)

type Client interface {
	SearchEvents(filter *Filter, from, size int64, sort string) (*Events, error)
	CountOverTime(filter *Filter, interval string) (*Histogram, error)
	StatisticsOnResources(filter *Filter) (*Statistics, error)
}

type Filter struct {
	InvolvedObjectNamespaceMap map[string]time.Time
	InvolvedObjectNames        []string
	InvolvedObjectNameFuzzy    []string
	InvolvedObjectkinds        []string
	Reasons                    []string
	ReasonFuzzy                []string
	MessageFuzzy               []string
	Type                       string
	StartTime                  time.Time
	EndTime                    time.Time
}

type Events struct {
	Total   int64         `json:"total" description:"total number of matched results"`
	Records []interface{} `json:"records" description:"actual array of results"`
}

type Histogram struct {
	Total   int64    `json:"total" description:"total number of events"`
	Buckets []Bucket `json:"buckets" description:"actual array of histogram results"`
}
type Bucket struct {
	Time  int64 `json:"time" description:"timestamp"`
	Count int64 `json:"count" description:"total number of events at intervals"`
}

type Statistics struct {
	Resources int64 `json:"resources" description:"total number of resources"`
	Events    int64 `json:"events" description:"total number of events"`
}