package api

import (
	"encoding/json"
	"fmt"
	"strings"

	"srs.epita.fr/fic-server/libfic"
)

func init() {
	rts := router.PathPrefix("/teams").Subrouter()
	router.Path("/teams.json").Methods("GET").HandlerFunc(apiHandler(
		func(map[string]string,[]byte) (interface{}, error) {
			return fic.ExportTeams() }))
	rts.Path("/").Methods("GET").HandlerFunc(apiHandler(
		func(map[string]string,[]byte) (interface{}, error) {
			return fic.GetTeams() }))
	rts.Path("/binding").Methods("GET").HandlerFunc(apiHandler(
		func(map[string]string,[]byte) (interface{}, error) {
			return bindingTeams() }))
	rts.Path("/nginx").Methods("GET").HandlerFunc(apiHandler(
		func(map[string]string,[]byte) (interface{}, error) {
			return nginxGenTeam() }))
	rts.Path("/nginx-members").Methods("GET").HandlerFunc(apiHandler(
		func(map[string]string,[]byte) (interface{}, error) {
			return nginxGenMember() }))
	rts.Path("/binding").Methods("GET").HandlerFunc(apiHandler(
		func(map[string]string,[]byte) (interface{}, error) {
			return fic.GetTries(nil, nil) }))

	rts.Path("/0/my.json").Methods("GET").HandlerFunc(apiHandler(
		func(map[string]string,[]byte) (interface{}, error) {
			return fic.MyJSONTeam(nil, true) }))
	rts.Path("/0/wait.json").Methods("GET").HandlerFunc(apiHandler(
		func(map[string]string,[]byte) (interface{}, error) {
			return fic.MyJSONTeam(nil, false) }))
	rts.Path("/0/stats.json").Methods("GET").HandlerFunc(apiHandler(
		func(map[string]string,[]byte) (interface{}, error) {
			return fic.GetTeamsStats(nil) }))
	rts.Path("/0/tries").Methods("GET").HandlerFunc(apiHandler(
		func(map[string]string,[]byte) (interface{}, error) {
			return fic.GetTries(nil, nil) }))

	rt := rts.PathPrefix("/{tid}").Subrouter()
	rt.Path("/").Methods("GET").HandlerFunc(apiHandler(teamHandler(
		func(team fic.Team, args map[string]string, body []byte) (interface{}, error) {
			return team, nil })))
	rt.Path("/").Methods("DELETE").HandlerFunc(apiHandler(teamHandler(
		func(team fic.Team, args map[string]string, body []byte) (interface{}, error) {
			return team.Delete() })))
	rt.Path("/my.json").Methods("GET").HandlerFunc(apiHandler(teamHandler(
		func(team fic.Team, args map[string]string, body []byte) (interface{}, error) {
			return fic.MyJSONTeam(&team, true) })))
	rt.Path("/wait.json").Methods("GET").HandlerFunc(apiHandler(teamHandler(
		func(team fic.Team, args map[string]string, body []byte) (interface{}, error) {
			return fic.MyJSONTeam(&team, false) })))
	rt.Path("/stats.json").Methods("GET").HandlerFunc(apiHandler(teamHandler(
		func(team fic.Team, args map[string]string, body []byte) (interface{}, error) {
			return team.GetStats() })))
	rt.Path("/tries").Methods("GET").HandlerFunc(apiHandler(teamHandler(
		func(team fic.Team, args map[string]string, body []byte) (interface{}, error) {
			return fic.GetTries(&team, nil) })))
	rt.Path("/members").Methods("GET").HandlerFunc(apiHandler(teamHandler(
		func(team fic.Team, args map[string]string, body []byte) (interface{}, error) {
			return team.GetMembers() })))
	rt.Path("/name").Methods("GET").HandlerFunc(apiHandler(teamHandler(
		func(team fic.Team, args map[string]string, body []byte) (interface{}, error) {
			return team.Name, nil })))
}

func nginxGenMember() (string, error) {
	if teams, err := fic.GetTeams(); err != nil {
		return "", err
	} else {
		ret := ""
		for _, team := range teams {
			if members, err := team.GetMembers(); err == nil {
				for _, member := range members {
					ret += fmt.Sprintf("        if ($remote_user = \"%s\") { set $team \"%s\"; }\n", member.Nickname, team.InitialName)
				}
			} else {
				return "", err
			}
		}

		return ret, nil
	}
}

func nginxGenTeam() (string, error) {
	if teams, err := fic.GetTeams(); err != nil {
		return "", err
	} else {
		ret := ""
		for _, team := range teams {
			ret += fmt.Sprintf("        if ($ssl_client_s_dn ~ \"/C=FR/ST=France/O=Epita/OU=SRS/CN=%s\") { set $team \"%s\"; }\n", team.InitialName, team.InitialName)
		}

		return ret, nil
	}
}

func bindingTeams() (string, error) {
	if teams, err := fic.GetTeams(); err != nil {
		return "", err
        } else {
	        ret := ""
	        for _, team := range teams {
		        if members, err := team.GetMembers(); err != nil {
			        return "", err
			} else {
			        var mbs []string
				for _, member := range members {
				   mbs = append(mbs, fmt.Sprintf("%s %s", member.Firstname, member.Lastname))
				}
		                ret += fmt.Sprintf("%d;%s;%s\n", team.Id, team.Name, strings.Join(mbs, ";"))
			}
		}
		return ret, nil
	}
}

type uploadedTeam struct {
	Name  string
	Color uint32
}

type uploadedMember struct {
	Firstname string
	Lastname  string
	Nickname  string
	Company   string
}

func createTeam(args map[string]string, body []byte) (interface{}, error) {
	var ut uploadedTeam
	if err := json.Unmarshal(body, &ut); err != nil {
		return nil, err
	}

	return fic.CreateTeam(ut.Name, ut.Color)
}

func addTeamMember(team fic.Team, args map[string]string, body []byte) (interface{}, error) {
	var members []uploadedMember
	if err := json.Unmarshal(body, &members); err != nil {
		return nil, err
	}

	for _, member := range members {
		team.AddMember(member.Firstname, member.Lastname, member.Nickname, member.Company)
	}

	return team.GetMembers()
}