/*
    Copyright (c) [2023] [squallzhao]
    fountain is licensed under APACHE LICENSE, VERSION 2.0.
    You can use this software according to the terms and conditions of the APACHE LICENSE, VERSION 2.0.
    You may obtain a copy of APACHE LICENSE, VERSION 2.0 at: https://www.apache.org/licenses/LICENSE-2.0
*/
package microservice.web.server.reqres
import microservice.web.codecs.*
import microservice.web.http11.*

public class HttpServletRequest{
    var req: Http11Req
    var object : Option<Object> = Option<Object>.None
    var cookies: Cookies = Cookies()

    public init(req: Http11Req){
        this.req = req
    }
    
    public func getBodyObject(): Object{
        if (req.body.size>0){
            if (let Some(v) <- object){
                return v
            } else{
                this.object = MessageCodecs.getCodecs().fromBody(req.body)
            }
        }
        return this.object.getOrThrow()
    }

    public func getCookie(key: String): Option<Cookie>{
        getCookies()
        return cookies.getMap().get(key)
    }

    public func getCookies(): Cookies{
        if (cookies.getSize()>0){
            return cookies
        }
        var data: String  = req.headers.get("Cookie")
        cookies.parse(data)
        return cookies
    }

    public func getBody(): String{
        return req.body
    }

    public func getAttribute(key: String): String{
        return req.headers.get(key)
    }

    public func getParameter(key: String): String{
        return req.params.get(key).getOrThrow()
    }
    
    public func getMethod(): String{
        return req.getMethod()
    }

    public func getUri(): String{
        return req.uri
    }

    public func getCharacterEncoding(): String{
        return ""
    }

    public func getContentLength(): Int32{
        return 0
    }

    public func getContentType(): String{
        return req.headers.get(HttpCommon.CONTENT_TYPE)
    }

    public func getRemoteAddr(): String{
        return ""
    }

    public func getRemoteHost(): String{
        return ""
    }

    public func getContextPath(): String{
        return req.uri
    }

    public func getQueryString(): String{
        return req.queryString
    }
    
}