package web

import ( 
    "html/template"
    "net/http"
    
    "git.snrd.de/Spaenny/steamServer"
    "github.com/go-chi/chi"
    "github.com/go-chi/chi/middleware"
)

func NewHandler(store steamServer.Store) *Handler {
    h := &Handler {
        Mux: chi.NewMux(),
        store: store,
    }

    h.Use(middleware.Logger)

    h.Get("/favicon.ico", faviconHandler)
    h.Get("/style.css", maincssHandler)
    h.Get("/css/bootstrap.css", bootstrapHandler)
    h.Get("/images/01.png", arrowHandler)

    h.Get("/", h.Home())
    h.Get("/europe", h.Europe())
    h.Get("/america", h.America())
    h.Get("/australia", h.Australia())
    h.Get("/asia", h.Asia())

    return h
}

type Handler struct {
    *chi.Mux

    store steamServer.Store
}

func faviconHandler(w http.ResponseWriter, r *http.Request) {
    http.ServeFile(w, r, "static/favicon.ico")
}

func maincssHandler(w http.ResponseWriter, r *http.Request) {
    http.ServeFile(w, r, "static/css/style.css")
}

func bootstrapHandler(w http.ResponseWriter, r *http.Request) {
    http.ServeFile(w, r, "static/css/bootstrap.css")
}

func arrowHandler(w http.ResponseWriter, r *http.Request) {
    http.ServeFile(w, r, "static/images/01.png")
}

func (h *Handler) Home() http.HandlerFunc {
    type data struct {
        Region string
        Servers []steamServer.Server
        Gamemodes []steamServer.Gamemode
        Flags []steamServer.Flag
    }

    tmpl := template.Must(template.ParseFiles("templates/layout.html", "templates/home.html"))
    return func(w http.ResponseWriter, r *http.Request) {
        ss, err := h.store.Servers()
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
            return
        }

        gg, err := h.store.Gamemodes()
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }


        ff, err := h.store.Flags()
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        tmpl.Execute(w, data {
            Region: "All Regions",
            Servers: ss,
            Gamemodes: gg,
            Flags: ff,
        })
    }
}

func (h *Handler) Europe() http.HandlerFunc {
    type data struct {
        Region string
        Servers []steamServer.Server
        Gamemodes []steamServer.Gamemode
        GamemodeCount []steamServer.GamemodeCount
        Flags []steamServer.Flag
    }

    tmpl := template.Must(template.ParseFiles("templates/layout.html", "templates/region.html"))
    return func(w http.ResponseWriter, r *http.Request) {
        reg, err := h.store.Region("Europe")
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
            return
        }

        gg, err := h.store.Gamemodes()
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        ss, err := h.store.ServersByRegion(reg.ID)
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
            return
        }

        ff, err := h.store.Flags()
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        c, err := h.store.GamemodeCount(reg.ID)
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }
        
        tmpl.Execute(w, data {
            Region: "Europe",
            Servers: ss,
            Gamemodes: gg,
            GamemodeCount: c,
            Flags: ff,
        })
    }
}

func (h *Handler) America() http.HandlerFunc {
    type data struct {
        Region string
        Servers []steamServer.Server
        Gamemodes []steamServer.Gamemode
        GamemodeCount []steamServer.GamemodeCount
        Flags []steamServer.Flag
    }

    tmpl := template.Must(template.ParseFiles("templates/layout.html", "templates/region.html"))
    return func(w http.ResponseWriter, r *http.Request) {
        reg, err := h.store.Region("North America")
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
            return
        }
        
        gg, err := h.store.Gamemodes()
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        ss, err := h.store.ServersByRegion(reg.ID)
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
            return
        }

        ff, err := h.store.Flags()
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        c, err := h.store.GamemodeCount(reg.ID)
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        tmpl.Execute(w, data {
            Region: "North America",
            Servers: ss,
            Gamemodes: gg,
            GamemodeCount: c,
            Flags: ff,
        })
    }
}

func (h *Handler) Asia() http.HandlerFunc {
    type data struct {
        Region string
        Servers []steamServer.Server
        Gamemodes []steamServer.Gamemode
        GamemodeCount []steamServer.GamemodeCount
        Flags []steamServer.Flag
    }

    tmpl := template.Must(template.ParseFiles("templates/layout.html", "templates/region.html"))
    return func(w http.ResponseWriter, r *http.Request) {
        reg, err := h.store.Region("Asia")
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
            return
        }
        
        gg, err := h.store.Gamemodes()
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        ss, err := h.store.ServersByRegion(reg.ID)
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
            return
        }

        ff, err := h.store.Flags()
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        c, err := h.store.GamemodeCount(reg.ID)
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        tmpl.Execute(w, data {
            Region: "Asia",
            Servers: ss,
            Gamemodes: gg,
            GamemodeCount: c,
            Flags: ff,
        })
    }
}

func (h *Handler) Australia() http.HandlerFunc {
    type data struct {
        Region string
        Servers []steamServer.Server
        Gamemodes []steamServer.Gamemode
        GamemodeCount []steamServer.GamemodeCount
        Flags []steamServer.Flag
    }

    tmpl := template.Must(template.ParseFiles("templates/layout.html", "templates/region.html"))
    return func(w http.ResponseWriter, r *http.Request) {
        reg, err := h.store.Region("Australia")
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
            return
        }
        
        gg, err := h.store.Gamemodes()
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        ss, err := h.store.ServersByRegion(reg.ID)
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
            return
        }

        ff, err := h.store.Flags()
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        c, err := h.store.GamemodeCount(reg.ID)
        if err != nil {
            http.Error(w, err.Error(), http.StatusInternalServerError)
        }

        tmpl.Execute(w, data {
            Region: "Australia",
            Servers: ss,
            Gamemodes: gg,
            GamemodeCount: c,
            Flags: ff,
        })
    }
}