package restService;

import database.user.User;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import restImplementation.UserImplementation;

import javax.validation.Valid;
import java.util.Map;

@RestController
@RequestMapping(value = "/api/rest/user")
public class UserResource {
    @RequestMapping(value = "/register", method = RequestMethod.POST,produces = "application/json")
    @ResponseStatus(HttpStatus.CREATED)
    public ResponseEntity registerUser(@Valid @RequestBody User user){
        try{
            UserImplementation userImplementation = new UserImplementation();
            Map<String,String> userHashResponse = userImplementation.registerUser(user);

            if(Boolean.parseBoolean(userHashResponse.get("response"))){

                //TEMPORARY AUTOMATIC APPROVE
                user.setUser_hash(userHashResponse.get("user_hash"));
                userImplementation.approveUser(user);
                //

                StringResponse responseS = new StringResponse("Ok",userHashResponse.get("user_hash"));
                return ResponseEntity.status(HttpStatus.OK).body(responseS);
            }else {
                StringResponse responseS = new StringResponse("User already exist");
                return ResponseEntity.status(HttpStatus.FOUND).body(responseS);
            }
        }catch (Exception e){
            StringResponse responseS = new StringResponse(e.getMessage());
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(responseS);
        }
    }

    @RequestMapping(value = "/approve", method = RequestMethod.POST, produces = "application/json")
    @ResponseStatus(HttpStatus.OK)
    public ResponseEntity<StringResponse> approveUser(@Valid @RequestBody User user){
        try{
            UserImplementation userImplementation = new UserImplementation();
            userImplementation.approveUser(user);
            StringResponse response = new StringResponse("Ok",user.getUser_hash());
            return ResponseEntity.status(HttpStatus.OK).body(response);
        }catch (Exception e){
            StringResponse response = new StringResponse("Error: "+e.getMessage());
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(response);
        }
    }

    @RequestMapping(value = "/login", method = RequestMethod.POST, produces = "application/json")
    @ResponseStatus(HttpStatus.OK)
    public ResponseEntity<StringResponse> login(@Valid @RequestBody User user){
        try{
            UserImplementation userImplementation = new UserImplementation();
            Map<String,String> response = userImplementation.userLogger(user);
            switch (response.get("response")){
                case "Not Exist" : {
                    StringResponse responseS = new StringResponse("Not Found");
                    return ResponseEntity.status(HttpStatus.NOT_FOUND).body(responseS);
                }
                case "Not Allowed" :{
                    StringResponse responseS = new StringResponse("Wrong authentication");
                    return ResponseEntity.status(HttpStatus.FORBIDDEN).body(responseS);
                }
                case "" :{
                    StringResponse responseS = new StringResponse("Error");
                    return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(responseS);
                }
                case "true":{
                    StringResponse responseS = new StringResponse("Ok",response.get("user_hash"));
                    return ResponseEntity.status(HttpStatus.OK).body(responseS);
                }
                default:{
                    StringResponse responseS = new StringResponse("Error");
                    return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(responseS);
                }
            }
        }catch (Exception e){
            StringResponse responseS = new StringResponse(e.getMessage());
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(responseS);
        }
    }

    @RequestMapping(value = "/get", method = RequestMethod.GET, params = {"user_email"}, produces = "application/json")
    @ResponseStatus(HttpStatus.OK)
    public ResponseEntity getUser(@RequestParam(value = "user_email") String user_email){
        try{
            UserImplementation userImplementation = new UserImplementation();
            Boolean response = userImplementation.getUser(user_email);
            if(response){
                return ResponseEntity.status(HttpStatus.FOUND).body("{\"response\":"+response.toString()+"}");
            }else {
                return ResponseEntity.status(HttpStatus.OK).body("{\"response\":"+response.toString()+"}");
            }
        }catch (Exception e){
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(e.getMessage());
        }
    }

    @RequestMapping(value = "/delete", method = RequestMethod.POST, produces = "application/json")
    @ResponseStatus(HttpStatus.OK)
    public ResponseEntity<StringResponse> removeUser(@Valid @RequestBody User user){
        try{
            UserImplementation userImplementation = new UserImplementation();
            userImplementation.deleteUser(user);
            StringResponse responseS = new StringResponse("Ok");
            return ResponseEntity.status(HttpStatus.OK).body(responseS);
        }catch (Exception e){
            StringResponse responseS = new StringResponse(e.getMessage());
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(responseS);
        }
    }

    @RequestMapping(value = "/update", method = RequestMethod.POST)
    @ResponseStatus(HttpStatus.OK)
    public ResponseEntity updateUser(@RequestBody User user){
        return new ResponseEntity(null, HttpStatus.SERVICE_UNAVAILABLE);
    }
}