package de.thedevstack.conversationsplus.entities;

import de.thedevstack.conversationsplus.enums.FileStatus;
import de.thedevstack.conversationsplus.utils.MimeUtils;

/**
 *
 */
public class FileParams {
    private String name;
    private String originalFilename;
    private String path;
    private String url;
    private String mimeType;
    private long size = 0;
    private int width = 0;
    private int height = 0;
    private FileStatus fileStatus;
    private byte[] aeskey;
    private byte[] iv;

    public FileParams() {
        fileStatus = FileStatus.UNDEFINED;
    }

    public FileParams(String url) {
        this();
        this.url = url;
    }

    public FileParams(String url, long size) {
        this(url);
        this.size = size;
    }

    public FileParams(String url, long size, int width, int height) {
        this(url, size);
        this.width = width;
        this.height = height;
    }

    public String getUrl() {
        return url;
    }

    public void setUrl(String url) {
        this.url = url;
    }

    public long getSize() {
        return size;
    }

    public void setSize(long size) {
        this.size = size;
    }

    public int getWidth() {
        return width;
    }

    public void setWidth(int width) {
        this.width = width;
    }

    public int getHeight() {
        return height;
    }

    public void setHeight(int height) {
        this.height = height;
    }

    public String getMimeType() {
        return mimeType;
    }

    public void setMimeType(String mimeType) {
        this.mimeType = mimeType;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getPath() {
        return path;
    }

    public void setKeyAndIv(byte[] keyIvCombo) {
        if (null != keyIvCombo) {
            if (keyIvCombo.length == 48) {
                this.aeskey = new byte[32];
                this.iv = new byte[16];
                System.arraycopy(keyIvCombo, 0, this.iv, 0, 16);
                System.arraycopy(keyIvCombo, 16, this.aeskey, 0, 32);
            } else if (keyIvCombo.length >= 32) {
                this.aeskey = new byte[32];
                System.arraycopy(keyIvCombo, 0, aeskey, 0, 32);
            } else if (keyIvCombo.length >= 16) {
                this.aeskey = new byte[16];
                System.arraycopy(keyIvCombo, 0, this.aeskey, 0, 16);
            }
        }
    }

    public void setKey(byte[] key) {
        this.aeskey = key;
    }

    public void setIv(byte[] iv) {
        this.iv = iv;
    }

    public byte[] getKey() {
        return this.aeskey;
    }

    public byte[] getIv() {
        return this.iv;
    }

    /**
     * Sets the path to the file.
     * If no file name is stored yet here - this method tries to extract the file name from the path.
     * If the file name is stored here and the path does not end with the name - the name is appended to the path.
     * @param path the path to be stored
     */
    public void setPath(String path) {
        if (null != path) {
            if (null != this.name) {
                path = (!path.endsWith(this.name)) ? path + "/" + this.name : path;
            } else {
                if (!path.endsWith("/")) {
                    this.setName(path.substring(path.lastIndexOf('/') + 1));
                }
            }
            if (null == this.mimeType) {
                int start = path.lastIndexOf('.') + 1;
                if (start < path.length()) {
                    String extension = path.substring(start);
                    this.mimeType = MimeUtils.guessMimeTypeFromExtension(extension);
                }
            }
        }

        this.path = path;
    }

    public boolean isRemoteAvailable() {
        return null != this.url || FileStatus.UPLOADED == this.fileStatus || FileStatus.DELETE_FAILED == this.fileStatus;
    }

    public void setFileStatus(FileStatus fileStatus) {
        this.fileStatus = fileStatus;
    }

    public FileStatus getFileStatus() {
        return this.fileStatus;
    }

    public void setOriginalFilename(String originalFilename) {
        this.originalFilename = originalFilename;
    }

    public String getOriginalFilename() {
        return this.originalFilename;
    }
}