{% extends "base.html" %}

{% block title %}Semantic Search - Talkpipe Vault{% endblock %}

{% block content %}
<div class="search-box">
    <form method="post" action="/search" id="search-form">
        <input type="text" name="query" id="search-input" placeholder="Search your vault. Works best with a full question..." value="{{ query }}" autofocus>
        <button type="submit" id="search-btn">Search</button>
    </form>
    {% if agent_search_available %}
    <label class="overwrite-option">
        <input type="checkbox" name="use_agent" value="1" form="search-form"
               {% if use_agent %}checked{% endif %}>
        Let an agent select the results (iterative semantic + keyword search; slower)
    </label>
    <label class="overwrite-option" title="Lets the agent take up to {{ extra_effort_iterations }} iterations to follow questions that need several lookups. Slower; helps most with models strong at tool calling. Needs the agent option above.">
        <input type="checkbox" name="use_extra_effort" value="1" form="search-form"
               {% if use_extra_effort %}checked{% endif %}{% if not use_agent %} disabled{% endif %}>
        Extra Effort (more agent iterations for multi-step questions)
    </label>
    {% elif agent_unavailable_reason %}
    <p class="search-hint agent-unavailable">Letting an agent select the results is unavailable with the current chat model &mdash; choose one that supports tool calling on the <a href="/settings">Settings</a> page. ({{ agent_unavailable_reason }})</p>
    {% endif %}
    {% if result_filter_active %}
    <label class="overwrite-option">
        <input type="checkbox" name="apply_filter" value="1" form="search-form"
               {% if apply_filter %}checked{% endif %}>
        Apply custom transform (this vault's retrieval filter)
    </label>
    {% endif %}
    {% if filter_note %}
    <p class="search-hint filter-note">{{ filter_note }}</p>
    {% endif %}
    {% if agent_trace %}
    <details class="agent-trace">
        <summary>Agent tool calls ({{ agent_trace|length }})</summary>
        <pre>{% for line in agent_trace %}{{ line }}
{% endfor %}</pre>
    </details>
    {% endif %}
    <p class="search-hint">Best for natural-language questions and conceptual matches across indexed chunks.</p>
</div>

<div id="loading-overlay" class="search-loading" style="display: none;">
    <div class="spinner"></div>
    <span>Refreshing vault connections and searching semantic matches...</span>
</div>

{% if agent_trace %}
{# An agent run: its selection is neither ranked by similarity nor a fixed count. #}
{% set results_note = "Chosen by the agent, in the order it kept them — the note above says how its run ended." %}
{% set no_results_hint = "The agent kept no chunks. The note and the agent tool calls above show what it searched and why it stopped." %}
{% set no_results_suggestions = [
    "Rephrase the question.",
    "Try a chat model with stronger tool calling (Settings).",
    "Search without the agent.",
] %}
{% else %}
{% set results_note = "Ranked by vector similarity: the closest " ~ search_result_limit ~ " chunks are always returned, so the last few can be weak matches — on a small vault, every chunk." %}
{% set no_results_hint = "Semantic search works best with a complete question or descriptive phrase." %}
{% set no_results_suggestions = [
    "Use a broader phrase.",
    "Refresh the vault if files were just indexed.",
] %}
{% endif %}
{% set score_help = "Higher scores are more similar to your query." %}
{% include "_search_results.html" %}

<script>
    requireValue('search-input', 'search-btn');
</script>

{% include "_document_modal.html" %}
{% include "_search_interactions.html" %}
{% endblock %}