#!/usr/bin/env python3
# -*- coding: utf-8 -*-

"""
Server-side Trips report page for .wifitrip import/export.
"""

from html import escape

from reports.template import (
    ReportContext,
    page_begin,
    page_end,
)


def _stat_card(label, value):
    return f"""
<div class="stat-card">

<div class="stat-label">
{escape(str(label))}
</div>

<div class="stat-value">
{escape(str(value))}
</div>

</div>
"""


def _message(message):
    if not message:
        return ""

    message_type = escape(
        str(message.get("type", "info"))
    )

    message_text = escape(
        str(message.get("text", ""))
    )

    return f"""
<section class="card">

<div class="info {message_type}">
{message_text}
</div>

</section>
"""


def _import_result(result):
    if not result:
        return ""

    html = """
<section class="card">

<h2>Import result</h2>

<div class="stats-grid">
"""

    html += _stat_card(
        "Sessions in file",
        result.get("sessions", 0),
    )

    html += _stat_card(
        "Imported",
        result.get("imported", 0),
    )

    html += _stat_card(
        "Duplicates",
        result.get("duplicates", 0),
    )

    html += _stat_card(
        "Failed",
        result.get("failed", 0),
    )

    html += """
</div>
"""

    failed_sessions = result.get(
        "failed_sessions",
        [],
    )

    if failed_sessions:

        html += """
<h3>Failed sessions</h3>

<div class="table-wrapper">

<table>

<thead>
<tr>
<th>Session hash</th>
<th>Error</th>
</tr>
</thead>

<tbody>
"""

        for item in failed_sessions:

            html += f"""
<tr>

<td>
<code>
{escape(str(item.get("session_hash", "")))}
</code>
</td>

<td>
{escape(str(item.get("error", "")))}
</td>

</tr>
"""

        html += """
</tbody>

</table>

</div>
"""

    html += """
</section>
"""

    return html


def _validation_result(validation):
    if not validation:
        return ""

    if not validation.get("valid"):

        return f"""
<section class="card">

<h2>Package validation</h2>

<div class="info error">
{escape(
    str(
        validation.get(
            "error",
            "Package is invalid."
        )
    )
)}
</div>

</section>
"""

    return f"""
<section class="card">

<h2>Package validation</h2>

<div class="info success">
Package is valid and contains
{escape(str(validation.get("sessions", 0)))}
session(s).
</div>

<div class="stats-grid">

{_stat_card(
    "Sessions",
    validation.get("sessions", 0)
)}

{_stat_card(
    "Access points",
    validation.get("access_points", 0)
)}

{_stat_card(
    "GPS points",
    validation.get("gps_points", 0)
)}

{_stat_card(
    "Observations",
    validation.get("observations", 0)
)}

{_stat_card(
    "Handshakes",
    validation.get("handshakes", 0)
)}

{_stat_card(
    "Handshake Cracked",
    validation.get("credentials", 0)
)}

</div>

</section>
"""


def render_trips_page(
    conn,
    context=None,
    message=None,
    import_result=None,
    validation=None,
):
    if context is None:

        context = ReportContext(
            mode="server",
            page="trips",
        )

    session_count = conn.execute(
        """
        SELECT COUNT(*) AS count
        FROM capture_sessions
        """
    ).fetchone()["count"]

    html = page_begin(
        "Trips",
        (
            "Export and import capture sessions "
            "as .wifitrip packages."
        ),
        "trips",
        context,
    )

    html += _message(
        message
    )

    html += """
<section class="card">

<h2>Export capture sessions</h2>

<p>
Export all capture sessions into one
<code>.wifitrip</code> package.
</p>

<p>
The package contains logical session data:
GPS track, access-point observations,
handshakes and credentials. Physical capture
files are not included.
</p>

<div class="stats-grid">
"""

    html += _stat_card(
        "Sessions available",
        session_count,
    )

    html += """
</div>

<form
    method="get"
    action="/reports/trips/export"
>

<button type="submit" class="button">
Export all sessions
</button>

</form>

</section>
"""

    html += """
<section class="card">

<h2>Import capture sessions</h2>

<p>
Import one <code>.wifitrip</code> package.
The complete package is validated before
any database changes are made.
</p>

<form
    method="post"
    action="/reports/trips/import"
    enctype="multipart/form-data"
>

<label for="wifitrip_file">
.wifitrip file
</label>

<div class="wifitrip-file-row">

<input
    type="file"
    id="wifitrip_file"
    name="wifitrip_file"
    accept=".wifitrip,application/zip"
    required
>

<label
    for="wifitrip_file"
    class="button"
>
    Browse
</label>

<span
    class="wifitrip-file-name"
    id="wifitrip-file-name"
>
    Файл не выбран
</span>

</div>

<div style="margin-top: 1rem;">

<button type="submit" class="button">
Import package
</button>

</div>

</form>

<script>
const wifitripFileInput = document.getElementById(
    "wifitrip_file"
);

const wifitripFileName = document.getElementById(
    "wifitrip-file-name"
);

if (wifitripFileInput && wifitripFileName) {
    wifitripFileInput.addEventListener(
        "change",
        function () {
            if (this.files.length > 0) {
                wifitripFileName.textContent =
                    this.files[0].name;
            } else {
                wifitripFileName.textContent =
                    "Файл не выбран";
            }
        }
    );
}
</script>

</section>
"""

    html += _validation_result(
        validation
    )

    html += _import_result(
        import_result
    )

    html += page_end()

    return html