package main

import (
	"os"
	"time"

	"github.com/hashicorp/logutils"
	"github.com/prometheus/client_golang/prometheus"
)

type configStructure struct {
	// time configuration
	TimeFormat  string `json:"time_format"`
	TimeZone    *time.Location
	TimeZoneUTC *time.Location

	// logging
	LogLevel int                   `json:"log_level"`
	Log      *logutils.LevelFilter `json:"log_level_fileter"`

	// webserver
	WebSrvPort         int    `json:"webserver_port"`
	WebSrvIP           string `json:"webserver_ip"`
	WebSrvReadTimeout  int    `json:"webserver_read_timeout"`
	WebSrvWriteTimeout int    `json:"webserver_write_timeout"`
	WebSrvIdleTimeout  int    `json:"webserver_idle_timeout"`

	// prometheus
	Prometheus configPrometheus
}

type configPrometheus struct {
	NumGroupCreated prometheus.Gauge
	NumGroupChanged prometheus.Gauge
	NumGroupDeleted prometheus.Gauge
}

type alertmanagerStruct struct {
	Version           string                     `json:"version"`
	GroupKey          string                     `json:"groupKey"`
	TruncatedAlerts   int                        `json:"truncatedAlerts"`
	Status            string                     `json:"status"`
	Receiver          string                     `json:"receiver"`
	GroupLabels       string                     `json:"groupLabels"`
	ComminLabels      string                     `json:"commonLabels"`
	CommonAnnotations string                     `json:"commonAnnotations"`
	ExternalURL       string                     `json:"externalURL"`
	Alerts            []alertmanagerAlertsStruct `json:"alerts"`
}

type alertmanagerAlertsStruct struct {
	Status       string `json:"status"`
	Labels       string `json:"labels"`
	Annotations  string `json:"annotations"`
	StartsAt     string `json:"startsAt"`
	EndsAt       string `json:"endsAt"`
	GeneratorURL string `json:"generatorURL"`
	Fingerprint  string `json:"fingerprint"`
}

var config = configStructure{
	TimeFormat: "2006-01-02 15:04:05",
	Log: &logutils.LevelFilter{
		Levels: []logutils.LogLevel{"TRACE", "DEBUG", "INFO", "WARNING", "ERROR"},
		Writer: os.Stderr,
	},
	WebSrvReadTimeout:  2,
	WebSrvWriteTimeout: 10,
	WebSrvIdleTimeout:  2,
}