class Robot.js

class Robot {
  constructor() {
    this.coor = {
      x: 0,
      y: 0,
    };
    this.coordinateMap = {
      N: 0,
      S: 0,
      E: 0,
      W: 0,
    };
    this.crateList = [
      { id: 1, x: 1, y: 1 },
      { id: 2, x: 2, y: 2 },
    ];
  }

  getCoor() {
    return this.coor;
  }

  setCoor(coor) {
    this.coor = coor;
  }

  robotMovement(instruction) {
    const command = instruction.split(",");
    for (let i = 0; i < command.length; i++) {
      let coor = this.getCoor();
      if ("N" === command[i]) {
        if (coor.y < 5) {
          this.coordinateMap["N"] += 1;
        } else {
          throw "out of bound error X axis";
        }
      }
      if ("S" === command[i]) {
        if (coor.y > -5) {
          this.coordinateMap["S"] += 1;
        } else {
          return "out of bound error";
        }
      }
      if ("E" === command[i]) {
        if (coor.x < 5) {
          this.coordinateMap["E"] += 1;
        } else {
          return "out of bound error";
        }
      }
      if ("W" === command[i]) {
        if (coor.x > -5) {
          this.coordinateMap["W"] += 1;
        } else {
          return "out of bound error";
        }
      }
      this.currentRobotPosition();
    }
  }

  simpleRobotMovement(instruction) {
    console.log(instruction);
    const command = instruction.split(" ");
    for (let i = 0; i < command.length; i++) {
      let coor = this.getCoor();
      if ("N" === command[i]) {
        if (coor.y < 5) {
          this.coordinateMap["N"] += 1;
        } else {
          throw "out of bound error X axis";
        }
      }
      if ("S" === command[i]) {
        if (coor.y > -5) {
          this.coordinateMap["S"] += 1;
        } else {
          return "out of bound error";
        }
      }
      if ("E" === command[i]) {
        if (coor.x < 5) {
          this.coordinateMap["E"] += 1;
        } else {
          return "out of bound error";
        }
      }
      if ("W" === command[i]) {
        if (coor.x > -5) {
          this.coordinateMap["W"] += 1;
        } else {
          return "out of bound error";
        }
      }
      this.currentRobotPosition();
    }
  }

  wareHouse(value) {
    // 'N'
    // it take value of the robot
    const command = value.split(" ");
    for (let i = 0; i < command.length; i++) {
      if (command[i] === "G") {
        /// ensure that we are not carry a crate
        // need some varification logic, to check if you are at the current location of the crate
        let coor = this.getCoor();
        console.log("robot coor", coor);
        //    this.crateList = [{id:1, x:1, y:1}, {id:2, x:5, y:5} ]
        const foundItem = this.crateList?.find(
          (item) => item.x === coor.x && item.y === coor.y
        );
        console.log(foundItem);
      } else if (command[i] === "D") {
        let coor = this.getCoor();
        console.log("new robot position after picking", coor);
        this.crateList.push({ coor });
        // you cant  overide an existing value
        //    this.crateList = [{id:1, x:1, y:1}, {id:2, x:2, y:2} ]
      } else {
        this.simpleRobotMovement(command[i].toString());
      }
    }
    // it navigates succefully to the position of the crate

    // check if its already carrying a crate
    // using the G command to pick the crate and and modify the current location of the crate
  }

  currentRobotPosition() {
    const x = this.coordinateMap["E"] - this.coordinateMap["W"];
    const y = this.coordinateMap["N"] - this.coordinateMap["S"];

    const coor = {
      x,
      y,
    };
    const output = `(${coor.x}, ${coor.y})`;
    this.setCoor(coor);
    console.log("curr", output);
  }

  robotError(value) {
    console.log(value);
  }
}

const robotClass = new Robot();

//   console.log("robot",  robotClass.robotMovement(
//     "N"
//   ))
console.log(
  "robot",
  robotClass.wareHouse("N N N N N E E E E E G W W W S S S D")
);

robotClass.currentRobotPosition();
// [N, N, N, N, N, N, S, S, S, , G, W, W, W, W]