using Bukdu
using HTTP.Messages: setheader
using JSON
using JLD
using Dates

struct SimulationController <: ApplicationController
    conn::Conn
end

function take_options(c::SimulationController)
    req = c.conn.request
    @info :req_headers req.headers
    @info :req_method_target (req.method, req.target)
     setheader(req.response, "Access-Control-Allow-Headers" => (
        "X-Requested-With, X-HTTP-Method-Override, Content-Type, Accept"
    ))
     setheader(req.response, "Access-Control-Allow-Origin" => "*")
     setheader(req.response,"Access-Control-Allow-Methods" => "POST, GET, PUT, DELETE, OPTIONS")
     setheader(req.response,"Access-Control-Allow-Credentials" => "false")
     setheader(req.response,"Access-Control-Max-Age" => "86400")
    nothing
end

function run_simulation(inputs_string::String)
    timestamp = now()
    @info :inputs inputs_string
    #work
    output = "Hello World"
    return output
end

function get_http_handler(c::SimulationController)
    # inputs_string = String(c.conn.request.body)
    # println(c.conn.request.target)
    req = c.conn.request
    @info req.target
    @info req.method
    input_string = String(req.body)
    if req.target == "/run" && req.method == "POST"
        output = run_simulation(input_string))
    else
        output = "Not found"
    end
    setheader(req.response, "Access-Control-Allow-Origin" => "*")
    render(JSON, output)
end

routes() do
    Bukdu.options("/", SimulationController, take_options)
    Bukdu.options("/run", SimulationController, take_options)
end

Bukdu.start(8080,host="0.0.0.0")

Base.JLOptions().isinteractive==0 && wait()