package main

import (
	"strconv"
	"strings"
	"time"

	"git.fuyu.moe/5GPowerQuality/api/app"
	"git.fuyu.moe/Fuyu/flog"
	"github.com/labstack/echo"
)

func main() {
	defer func() {
		v := recover()
		if v != nil {
			flog.Critical(`panic: `, v)
		}
	}()

	setLogger()

	flog.Info(`Starting`)
	catchSignals()

	app.InitDB()

	e := echo.New()
	e.HideBanner = true
	e.Use(recoverMiddleware)

	pq := e.Group(`/pq`)
	pq.GET(`/count`, count)
	pq.GET(`/list`, listAttr)
	pq.GET(`/meters`, listMeters)

	for _, v := range app.GetAttributes() {
		pq.GET(`/:meter/`+strings.ToLower(v.Name)+`/:date`, getAttr(v.Index))

		attrs = append(attrs, strings.ToLower(v.Name))
	}

	panic(e.Start(`localhost:33333`))
}

func count(c echo.Context) error {
	return c.JSON(200, app.Count())
}

var attrs []string

func listAttr(c echo.Context) error {
	return c.JSON(200, attrs)
}

func listMeters(c echo.Context) error {
	return c.JSON(200, app.GetMeters())
}

func getAttr(index int) echo.HandlerFunc {
	return func(c echo.Context) error {
		meter, err := strconv.Atoi(c.Param(`meter`))
		if err != nil {
			return c.NoContent(400)
		}

		date, err := time.Parse(time.RFC3339, c.Param(`date`))
		if err != nil {
			return c.NoContent(400)
		}

		return c.JSON(200, app.GetAttribute(index, meter, date))
	}
}