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// MIT License

// Copyright (c) 2017 Birkir A. Barkarson

// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

package loggers

// Standard is the interface used by Go's standard library's log package.
type Standard interface {
	Fatal(args ...interface{})
	Fatalf(format string, args ...interface{})
	Fatalln(args ...interface{})

	Panic(args ...interface{})
	Panicf(format string, args ...interface{})
	Panicln(args ...interface{})

	Print(args ...interface{})
	Printf(format string, args ...interface{})
	Println(args ...interface{})
}

// Advanced is an interface with commonly used log level methods.
type Advanced interface {
	Standard

	Debug(args ...interface{})
	Debugf(format string, args ...interface{})
	Debugln(args ...interface{})

	Error(args ...interface{})
	Errorf(format string, args ...interface{})
	Errorln(args ...interface{})

	Info(args ...interface{})
	Infof(format string, args ...interface{})
	Infoln(args ...interface{})

	Warn(args ...interface{})
	Warnf(format string, args ...interface{})
	Warnln(args ...interface{})
}

// Contextual is an interface that allows context addition to a log statement before
// calling the final print (message/level) method.
type Contextual interface {
	Advanced

	WithField(key string, value interface{}) Advanced
	WithFields(fields ...interface{}) Advanced
}