"""
Methods for uploading/managing files on Amazon S3.
"""
from seleniumbase.config import settings
from seleniumbase.fixtures import shared_utils

already_uploaded_files = []


class S3LoggingBucket(object):
    """
    A class for uploading log files from tests to Amazon S3.
    Those files can then be shared easily.
    """

    def __init__(
        self,
        log_bucket=settings.S3_LOG_BUCKET,
        bucket_url=settings.S3_BUCKET_URL,
        selenium_access_key=settings.S3_SELENIUM_ACCESS_KEY,
        selenium_secret_key=settings.S3_SELENIUM_SECRET_KEY,
    ):
        try:
            from boto.s3.connection import S3Connection
        except Exception:
            shared_utils.pip_install("boto", version="2.49.0")
            from boto.s3.connection import S3Connection

        self.conn = S3Connection(selenium_access_key, selenium_secret_key)
        self.bucket = self.conn.get_bucket(log_bucket)
        self.bucket_url = bucket_url

    def get_key(self, file_name):
        """Create a new Key instance with the given name."""
        try:
            from boto.s3.key import Key
        except Exception:
            shared_utils.pip_install("boto", version="2.49.0")
            from boto.s3.key import Key

        return Key(bucket=self.bucket, name=file_name)

    def get_bucket(self):
        """Return the bucket being used."""
        return self.bucket

    def upload_file(self, file_name, file_path):
        """Upload a given file from the file_path to the bucket
        with the new name/path file_name."""
        upload_key = self.get_key(file_name)
        content_type = "text/plain"
        if file_name.endswith(".html"):
            content_type = "text/html"
        elif file_name.endswith(".jpg"):
            content_type = "image/jpeg"
        elif file_name.endswith(".png"):
            content_type = "image/png"
        upload_key.set_contents_from_filename(
            file_path, headers={"Content-Type": content_type}
        )
        upload_key.url = upload_key.generate_url(expires_in=3600).split("?")[0]
        try:
            upload_key.make_public()
        except Exception:
            pass

    def upload_index_file(self, test_address, timestamp):
        """Create an index.html file with links to all the log files
        that were just uploaded."""
        global already_uploaded_files
        already_uploaded_files = list(set(already_uploaded_files))
        already_uploaded_files.sort()
        file_name = "%s/%s/index.html" % (test_address, timestamp)
        index = self.get_key(file_name)
        index_str = []
        for completed_file in already_uploaded_files:
            index_str.append(
                "<a href='" + self.bucket_url + ""
                "%s'>%s</a>" % (completed_file, completed_file)
            )
        index.set_contents_from_string(
            "<br>".join(index_str), headers={"Content-Type": "text/html"}
        )
        index.make_public()
        return "%s%s" % (self.bucket_url, file_name)

    def save_uploaded_file_names(self, files):
        """Keep a record of all file names that have been uploaded. Upload log
        files related to each test after its execution. Once done, use
        already_uploaded_files to create an index file."""
        global already_uploaded_files
        already_uploaded_files.extend(files)
