dynatrace_client

type Client interface {
	// GetLatestAgentVersion gets the latest agent version for the given OS and installer type.
	// Returns the version as received from the server on success.
	//
	// Returns an error for the following conditions:
	//  - os or installerType is empty
	//  - IO error or unexpected response
	//  - error response from the server (e.g. authentication failure)
	//  - the agent version is not set or empty
	GetLatestAgentVersion(os, installerType string) (string, error)

	// GetVersionForIp returns the agent version running on the host with the given IP address.
	// Returns the version string formatted as "Major.Minor.Revision.Timestamp" on success.
	//
	// Returns an error for the following conditions:
	//  - the IP is empty
	//  - IO error or unexpected response
	//  - error response from the server (e.g. authentication failure)
	//  - a host with the given IP cannot be found
	//  - the agent version for the host is not set
	//
	// The list of all hosts with their IP addresses is cached the first time this method is called. Use a new
	// client instance to fetch a new list from the server.
	GetAgentVersionForIP(ip string) (string, error)

	// GetCommunicationHosts returns, on success, the list of communication hosts used for available
	// communication endpoints that the Dynatrace OneAgent can use to connect to.
	//
	// Returns an error if there was also an error response from the server.
	GetCommunicationHosts() ([]CommunicationHost, error)

	// GetCommunicationHostForClient returns a CommunicationHost for the client's API URL. Or error, if failed to be parsed.
	GetCommunicationHostForClient() (CommunicationHost, error)

	// SendEvent posts events to dynatrace API
	SendEvent(eventData *EventData) error

	// GetEntityIDForIP returns the entity id for a given IP address.
	//
	// Returns an error in case the lookup failed.
	GetEntityIDForIP(ip string) (string, error)
}

type CommunicationHost struct {
	Protocol string
	Host     string
	Port     uint32
}

type EventData struct {
	EventType     string               `json:"eventType"`
	StartInMillis uint64               `json:"start"`
	Description   string               `json:"description"`
	AttachRules   EventDataAttachRules `json:"attachRules"`
	Source        string               `json:"source"`
}

type EventDataAttachRules struct {
	EntityIDs []string `json:"entityIds"`
}

type MockDynatraceClient struct {
	mock.Mock
}

type Option func(*dynatraceClient)