const (
	UnitSeconds            string = "Seconds"
	UnitMicroseconds       string = "Microseconds"
	UnitMilliseconds       string = "Milliseconds"
	UnitBytes              string = "Bytes"
	UnitKilobytes          string = "Kilobytes"
	UnitMegabytes          string = "Megabytes"
	UnitGigabytes          string = "Gigabytes"
	UnitTerabytes          string = "Terabytes"
	UnitBits               string = "Bits"
	UnitKilobits           string = "Kilobits"
	UnitMegabits           string = "Megabits"
	UnitGigabits           string = "Gigabits"
	UnitTerabits           string = "Terabits"
	UnitPercent            string = "Percent"
	UnitCount              string = "Count"
	UnitBytesPerSecond     string = "Bytes/Second"
	UnitKilobytesPerSecond string = "Kilobytes/Second"
	UnitMegabytesPerSecond string = "Megabytes/Second"
	UnitGigabytesPerSecond string = "Gigabytes/Second"
	UnitTerabytesPerSecond string = "Terabytes/Second"
	UnitBitsPerSecond      string = "Bits/Second"
	UnitKilobitsPerSecond  string = "Kilobits/Second"
	UnitMegabitsPerSecond  string = "Megabits/Second"
	UnitGigabitsPerSecond  string = "Gigabits/Second"
	UnitTerabitsPerSecond  string = "Terabits/Second"
	UnitCountPerSecond     string = "Count/Second"
	UnitNone               string = "None"
)

const (
	StatisticDatapointAverage     string = "Average"
	StatisticDatapointSum         string = "Sum"
	StatisticDatapointSampleCount string = "SampleCount"
	StatisticDatapointMaximum     string = "Maximum"
	StatisticDatapointMinimum     string = "Minimum"
)

const (
	ComparisonOperatorLessThanThreshold             string = "LessThanThreshold"
	ComparisonOperatorLessThanOrEqualToThreshold    string = "LessThanOrEqualToThreshold"
	ComparisonOperatorGreaterThanThreshold          string = "GreaterThanThreshold"
	ComparisonOperatorGreaterThanOrEqualToThreshold string = "GreaterThanOrEqualToThreshold"
)

const (
	MetricNameCPUUtilization = "CPUUtilization"
)

type AlarmAction struct {
	ARN string
}

type CloudWatch struct {
	Service aws.AWSService
}

type Datapoint struct {
	Average     float64
	Maximum     float64
	Minimum     float64
	SampleCount float64
	Sum         float64
	Timestamp   time.Time
	Unit        string
}

type Dimension struct {
	Name  string
	Value string
}

type GetMetricStatisticsRequest struct {
	Dimensions []Dimension
	EndTime    time.Time
	StartTime  time.Time
	MetricName string
	Unit       string
	Period     int
	Statistics []string
	Namespace  string
}

type GetMetricStatisticsResponse struct {
	GetMetricStatisticsResult GetMetricStatisticsResult
	ResponseMetadata          aws.ResponseMetadata
}

type GetMetricStatisticsResult struct {
	Datapoints []Datapoint `xml:"Datapoints>member"`
	NextToken  string      `xml:"NextToken"`
}

type ListMetricsRequest struct {
	Dimensions []Dimension
	MetricName string
	Namespace  string
	NextToken  string
}

type ListMetricsResponse struct {
	ListMetricsResult ListMetricsResult
	ResponseMetadata  aws.ResponseMetadata
}

type ListMetricsResult struct {
	Metrics   []Metric `xml:"Metrics>member"`
	NextToken string
}

type Metric struct {
	Dimensions []Dimension `xml:"Dimensions>member"`
	MetricName string
	Namespace  string
}

type MetricAlarm struct {
	AlarmActions            []AlarmAction
	AlarmDescription        string
	AlarmName               string
	ComparisonOperator      string
	Dimensions              []Dimension
	EvaluationPeriods       int
	InsufficientDataActions []AlarmAction
	MetricName              string
	Namespace               string
	OKActions               []AlarmAction
	Period                  int
	Statistic               string
	Threshold               float64
	Unit                    string
}

type MetricDatum struct {
	Dimensions      []Dimension
	MetricName      string
	StatisticValues *StatisticSet
	Timestamp       time.Time
	Unit            string
	Value           float64
}

type StatisticSet struct {
	Maximum     float64
	Minimum     float64
	SampleCount float64
	Sum         float64
}