from __future__ import absolute_import
import urwid
from . import common, signals, searchable
from .. import utils

def flowdetails(state, flow):
    text = []

    cc = flow.client_conn
    sc = flow.server_conn
    req = flow.request
    resp = flow.response

    if sc:
        text.append(urwid.Text([("head", "Server Connection:")]))
        parts = [
            ["Address", "%s:%s" % sc.address()],
        ]

        text.extend(
            common.format_keyvals(parts, key="key", val="text", indent=4)
        )

        c = sc.cert
        if c:
            text.append(urwid.Text([("head", "Server Certificate:")]))
            parts = [
                ["Type", "%s, %s bits"%c.keyinfo],
                ["SHA1 digest", c.digest("sha1")],
                ["Valid to", str(c.notafter)],
                ["Valid from", str(c.notbefore)],
                ["Serial", str(c.serial)],
                [
                    "Subject",
                    urwid.BoxAdapter(
                        urwid.ListBox(
                            common.format_keyvals(
                                c.subject,
                                key="highlight",
                                val="text"
                            )
                        ),
                        len(c.subject)
                    )
                ],
                [
                    "Issuer",
                    urwid.BoxAdapter(
                        urwid.ListBox(
                            common.format_keyvals(
                                c.issuer, key="highlight", val="text"
                            )
                        ),
                        len(c.issuer)
                    )
                ]
            ]

            if c.altnames:
                parts.append(
                    [
                        "Alt names",
                        ", ".join(c.altnames)
                    ]
                )
            text.extend(
                common.format_keyvals(parts, key="key", val="text", indent=4)
            )

    if cc:
        text.append(urwid.Text([("head", "Client Connection:")]))

        parts = [
            ["Address", "%s:%s" % cc.address()],
            # ["Requests", "%s"%cc.requestcount],
        ]

        text.extend(
            common.format_keyvals(parts, key="key", val="text", indent=4)
        )

    parts = []

    parts.append(["Client conn. established", utils.format_timestamp_with_milli(cc.timestamp_start) if (cc and cc.timestamp_start) else "active"])
    parts.append(["Server conn. initiated", utils.format_timestamp_with_milli(sc.timestamp_start) if sc else "active" ])
    parts.append(["Server conn. TCP handshake", utils.format_timestamp_with_milli(sc.timestamp_tcp_setup) if (sc and sc.timestamp_tcp_setup) else "active"])
    if sc.ssl_established:
        parts.append(["Server conn. SSL handshake", utils.format_timestamp_with_milli(sc.timestamp_ssl_setup) if sc.timestamp_ssl_setup else "active"])
        parts.append(["Client conn. SSL handshake", utils.format_timestamp_with_milli(cc.timestamp_ssl_setup) if (cc and cc.timestamp_ssl_setup) else "active"])
    parts.append(["First request byte", utils.format_timestamp_with_milli(req.timestamp_start)])
    parts.append(["Request complete", utils.format_timestamp_with_milli(req.timestamp_end) if req.timestamp_end else "active"])
    parts.append(["First response byte", utils.format_timestamp_with_milli(resp.timestamp_start) if resp else "active"])
    parts.append(["Response complete", utils.format_timestamp_with_milli(resp.timestamp_end) if (resp and resp.timestamp_end) else "active"])

    # sort operations by timestamp
    parts = sorted(parts, key=lambda p: p[1])

    text.append(urwid.Text([("head", "Timing:")]))
    text.extend(common.format_keyvals(parts, key="key", val="text", indent=4))
    return searchable.Searchable(state, text)