package aaGui;

public class PatternRecognizer {

	String Position, Rotation, leftArm, rightArm, posNode1, posNode2, posNode3,
			lastPosition = "Error", lastLeftArm = "Error",
			lastRightArm = "Error";
	String[] nodePositions = {"fadf","fdafafff","hej","LOL"};
	int maxLeft = 0, minLeft = 9999, maxRight = 0, minRight = 9999;
	long prevTimeLeft = 0, prevTimeLeft2 = 0, prevTimeRight = 0,
			prevTimeRight2 = 0, prevPositionTime = 0, prevRotationTime = 0;

	/**
	 * This method takes in values from a specific sensor-node and with the values from
	 * other nodes it calculates the position of the patient, how he/she is rotating the
	 * upper body and whether the arms are moving or not. This is then saved in an array
	 * which the GUI then collects and displays.
	 * @param node_id
	 * @param acc_x
	 * @param acc_y
	 * @param acc_z
	 * @param mag_x
	 * @param mag_y
	 * @param mag_z
	 * @param gyro_x
	 * @param gyro_y
	 * @param gyro_z
	 */
	public void patternRecognition(int node_id, double acc_x, double acc_y,
			double acc_z, double mag_x, double mag_y, double mag_z, double gyro_x, double gyro_y,
			double gyro_z) {



		switch (node_id) {
		case 1:
			if (acc_z > 8 && acc_z < 12) {
				posNode1 = "Ligger";
			} else if (acc_z > -2 && acc_z < 2) {
				posNode1 = "Står";
			}

			if (gyro_x > 75) {
				Rotation = "Vrider vänster";
			} else if (gyro_x < -75) {
				Rotation = "Vrider höger";
			} else {
				Rotation = "Stilla";
			}
			break;
		case 2:
			if (acc_x > maxLeft) {
				maxLeft = (int) acc_x;
				prevTimeLeft = System.currentTimeMillis();
			}
			if (acc_x < minLeft) {
				minLeft = (int) acc_x;
				prevTimeLeft2 = System.currentTimeMillis();
			}
			if (acc_z > 8 && acc_z < 12) {
				posNode2 = "Ligger";

			} else if (acc_z > -3 && acc_z < 3) {
				if (maxLeft - minLeft > 6) {
					posNode2 = "Går";
				} else {
					posNode2 = "Står";
				}
			}
			if (System.currentTimeMillis() - prevTimeLeft > 1000) {
				maxLeft = 0;
			}
			if (System.currentTimeMillis() - prevTimeLeft2 > 1000) {
				minLeft = 9999;
			}
			break;
		case 3:
			if (acc_x > maxRight) {
				maxRight = (int) acc_x;
				prevTimeRight = System.currentTimeMillis();
			}
			if (acc_x < minRight) {
				minRight = (int) acc_x;
				prevTimeRight2 = System.currentTimeMillis();
			}
			if (acc_z > 8 && acc_z < 12) {
				posNode3 = "Ligger";

			} else if (acc_z > -3 && acc_z < 3) {
				if (maxRight - minRight > 6) {
					posNode3 = "Går";
				} else {
					posNode3 = "Står";
				}
			}
			if (System.currentTimeMillis() - prevTimeRight > 1000) {
				maxRight = 0;
			}
			if (System.currentTimeMillis() - prevTimeRight2 > 1000) {
				minRight = 9999;
			}
			break;
		case 4:
			if (acc_x > 8 && acc_x < 12) {
				leftArm = "Ner";
			} else if (acc_z > 8 && acc_z < 12) {
				leftArm = "90 ner";
			} else if ((acc_y > 2 && acc_y < 8) && (acc_x < -5 && acc_x > -11)) {
				leftArm = "Upp";
			} else if (acc_y > 8 && acc_y < 12) {
				leftArm = "90 sida";
			}
			break;
		case 5:
			if (acc_x > 8 && acc_x < 12) {
				rightArm = "Ner";
			} else if (acc_z > 8 && acc_z < 12) {
				rightArm = "90 ner";
			} else if ((acc_y < -3 && acc_y > -9)
					&& (acc_x < -5 && acc_x > -11)) {
				rightArm = "Upp";
			} else if (acc_y < -8 && acc_y > -12) {// höger
				rightArm = "90 sida";
			}
			break;

		}

		if (posNode1.matches("Står") && posNode2.matches("Står")
				&& posNode3.matches("Står")) {
			Position = "Står";
		} else if (posNode3.matches("Ligger") && posNode2.matches("Ligger")
				&& posNode1.matches("Står")) {
			Position = "Sitter";
		} else if (posNode3.matches("Ligger") && posNode2.matches("Ligger")
				&& posNode1.matches("Ligger")) {
			Position = "Ligger";
		} else if (posNode1.matches("Står") && posNode2.matches("Går")
				&& posNode2.matches("Går")) {
			Position = "Går";
		} else {
		}

		if (!lastPosition.matches(Position) && !Position.matches("Error")) {
			if (System.currentTimeMillis() - prevPositionTime > 1000) {
				nodePositions[0] = Position;
				lastPosition = Position;
			}
		} else {
			prevPositionTime = System.currentTimeMillis();
		}
		if (!lastLeftArm.matches(leftArm) && !leftArm.matches("Error")) {
			nodePositions[1] = leftArm;
			lastLeftArm = leftArm;
		}
		if (!lastRightArm.matches(rightArm) && !rightArm.matches("Error")) {
			nodePositions[2] = rightArm;
			lastRightArm = rightArm;
		}
		if (System.currentTimeMillis() - prevRotationTime > 1000) {
			nodePositions[3] = Rotation;
			prevRotationTime = System.currentTimeMillis();
		}
		for (int i = 0; i < nodePositions.length; i++) {
			System.out.println(nodePositions[i]);
		}

	}
	/**
	 * This method is called by the GUI and returns an array containing
	 * the node-positions of the patient
	 * @return Nodepositions
	 */
	public String[] getNodePositions() {
		return nodePositions;
	}

}