{% extends "base.html" %}

{% block title %}Write to this database{% endblock %}

{% block extra_head %}
{{- super() -}}
{% include "_codemirror.html" %}
<style>
.execute-write-template-menu {
    margin: 0.9rem 0 0.8rem;
    max-width: 52rem;
}
.execute-write-template-menu summary {
    cursor: pointer;
    font-weight: 600;
    margin-bottom: 0.35rem;
}
.execute-write-template-controls {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin: 0.4rem 0 0.7rem;
}
.execute-write-template-menu .execute-write-template-controls label {
    margin-right: 0.25rem;
    width: auto;
}
.execute-write-template-controls select,
.execute-write-template-controls button[type=button] {
    box-sizing: border-box;
    font-size: 0.78rem;
    height: 2rem;
    line-height: 1.1;
    padding: 0.35rem 0.55rem;
}
.execute-write-template-controls select {
    background-color: #fff;
    border: 1px solid #777;
    border-radius: 0.25rem;
    min-width: 13rem;
}
.execute-write-submit-row {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem 0.75rem;
}
.execute-write-submit-row [hidden] {
    display: none;
}
form.sql.core input[data-execute-write-submit]:disabled {
    background: #d0d7de;
    border-color: #b6c0cc;
    color: #5f6975;
    cursor: not-allowed;
    opacity: 1;
}
.execute-write-disabled-reason {
    color: #4f5b6d;
    font-size: 0.85rem;
}
</style>
{% include "_execute_write_analysis_styles.html" %}
{% include "_sql_parameter_styles.html" %}
{% endblock %}

{% block body_class %}execute-write db-{{ database|to_css_class }}{% endblock %}

{% block crumbs %}
{{ crumbs.nav(request=request, database=database) }}
{% endblock %}

{% block content %}

<h1 style="padding-left: 10px; border-left: 10px solid #{{ database_color }}">Write to this database</h1>

<p>Execute SQL to insert, update or delete rows in this database.</p>

{% if execution_message %}
    <p class="{% if execution_ok %}message-info{% else %}message-error{% endif %}">{{ execution_message }}{% for link in execution_links %} <a href="{{ link.href }}">{{ link.label }}</a>{% endfor %}</p>
{% endif %}

<form class="sql core" action="{{ urls.database(database) }}/-/execute-write" method="post" data-analyze-url="{{ urls.database(database) }}/-/execute-write/analyze">
    {% if write_template_tables %}
        <div class="execute-write-template-menu">
            <details>
                <summary>Start with a template</summary>
                <p class="execute-write-template-controls">
                    <label for="execute-write-template-table">Table</label>
                    <select id="execute-write-template-table">
                        {% for table_name, table in write_template_tables|dictsort %}
                            <option value="{{ table_name }}"{% for operation, template_sql in table.templates|dictsort %} data-template-{{ operation }}-sql="{{ template_sql }}"{% endfor %}>{{ table_name }}</option>
                        {% endfor %}
                    </select>
                    {% for operation in write_template_operations %}
                        <button type="button" data-sql-template="{{ operation.name }}">{{ operation.label }}</button>
                    {% endfor %}
                </p>
            </details>
        </div>
    {% else %}
        <p class="message-warning execute-write-template-unavailable">You don't currently have permission to insert, edit or delete from any tables.</p>
    {% endif %}

    <p class="sql-editor"><textarea id="sql-editor" name="sql"{% if sql %} style="height: {{ sql.split("\n")|length + 2 }}em"{% endif %}>{{ sql }}</textarea></p>

    {% set sql_parameters_section_id = "execute-write-parameters-section" %}
    {% set sql_parameters_allow_expand = true %}
    {% include "_sql_parameters.html" %}

    <div id="execute-write-analysis-section">
        <h2>Query operations</h2>
        {% if analysis_error %}
            <p class="message-error">{{ analysis_error }}</p>
        {% elif analysis_rows %}
            <div class="table-wrapper"><table class="execute-write-analysis">
                <thead>
                    <tr>
                        <th scope="col">Operation</th>
                        <th scope="col">Database</th>
                        <th scope="col">Table</th>
                        <th scope="col">Required permission</th>
                        <th scope="col">Allowed</th>
                    </tr>
                </thead>
                <tbody>
                    {% for row in analysis_rows %}
                        <tr>
                            <td><code>{{ row.operation }}</code></td>
                            <td><code>{{ row.database }}</code></td>
                            <td><code>{{ row.table }}</code></td>
                            <td>{% if row.required_permission %}<code>{{ row.required_permission }}</code>{% endif %}</td>
                            <td>{% if row.allowed is none %}{% elif row.allowed %}<span class="execute-write-analysis-allowed">yes</span>{% else %}<span class="execute-write-analysis-denied">no</span>{% endif %}</td>
                        </tr>
                    {% endfor %}
                </tbody>
            </table></div>
        {% else %}
            <p>Analysis will show each affected table and required permission.</p>
        {% endif %}
    </div>

    <p class="execute-write-submit-row"{% if save_query_base_url %} data-save-query-base-url="{{ save_query_base_url }}"{% endif %}>
        <input type="submit" value="Execute" data-execute-write-submit aria-describedby="execute-write-disabled-reason"{% if execute_disabled %} disabled{% endif %}>
        <span id="execute-write-disabled-reason" class="execute-write-disabled-reason" data-execute-write-disabled-reason aria-live="polite"{% if not execute_disabled_reason %} hidden{% endif %}>{{ execute_disabled_reason or "" }}</span>
        {% if save_query_url %}<a href="{{ save_query_url }}" class="save-query" data-save-query-link>Save this query</a>{% endif %}
    </p>
</form>

<script>
const executeWriteSqlInput = document.querySelector("textarea#sql-editor");
if (executeWriteSqlInput && !executeWriteSqlInput.value) {
  executeWriteSqlInput.value = "\n\n\n";
}
</script>

{% include "_codemirror_foot.html" %}
{% include "_sql_parameter_scripts.html" %}
{% include "_execute_write_analysis_scripts.html" %}

<script>
window.addEventListener("DOMContentLoaded", () => {
  const form = document.querySelector("form.sql.core");
  const analysisSection = document.querySelector("#execute-write-analysis-section");
  const submitButton = form
    ? form.querySelector("[data-execute-write-submit]")
    : null;
  const submitDisabledReason = form
    ? form.querySelector("[data-execute-write-disabled-reason]")
    : null;
  const submitRow = form
    ? form.querySelector(".execute-write-submit-row")
    : null;
  let saveQueryLink = form
    ? form.querySelector("[data-save-query-link]")
    : null;

  function updateSubmitState(data) {
    if (submitButton) {
      submitButton.disabled = data.execute_disabled;
    }
    if (!submitDisabledReason) {
      return;
    }
    const reason = data.execute_disabled_reason || "";
    submitDisabledReason.textContent = reason;
    submitDisabledReason.hidden = !reason;
  }

  function updateSaveQueryLink(data) {
    if (!submitRow || !submitRow.dataset.saveQueryBaseUrl) {
      return;
    }
    const sql = window.editor
      ? window.editor.state.doc.toString()
      : executeWriteSqlInput.value;
    if (!sql.trim() || !data.ok || data.execute_disabled) {
      if (saveQueryLink) {
        saveQueryLink.remove();
        saveQueryLink = null;
      }
      return;
    }
    if (!saveQueryLink) {
      saveQueryLink = document.createElement("a");
      saveQueryLink.className = "save-query";
      saveQueryLink.setAttribute("data-save-query-link", "");
      saveQueryLink.textContent = "Save this query";
      submitRow.appendChild(saveQueryLink);
    }
    const url = new URL(
      submitRow.dataset.saveQueryBaseUrl,
      window.location.href
    );
    url.searchParams.set("sql", sql);
    saveQueryLink.href = url.pathname + url.search + url.hash;
  }

  window.datasetteSqlParameters.setupSqlParameterRefresh({
    form,
    url: form.dataset.analyzeUrl,
    allowExpand: true,
    onData(data) {
      window.datasetteSqlAnalysis.renderAnalysis(analysisSection, data);
      updateSubmitState(data);
      updateSaveQueryLink(data);
    },
    onError(error) {
      window.datasetteSqlAnalysis.renderAnalysis(analysisSection, {
        analysis_error: error.message,
        analysis_rows: [],
      });
      updateSubmitState({
        execute_disabled: true,
        execute_disabled_reason: error.message,
      });
      updateSaveQueryLink({ ok: false, execute_disabled: true });
    },
  });
});
</script>

{% if write_template_tables %}
<script>
window.addEventListener("DOMContentLoaded", () => {
  const tableSelect = document.querySelector("#execute-write-template-table");
  const templateButtons = document.querySelectorAll("[data-sql-template]");

  function dataKey(operation) {
    return `template${operation.charAt(0).toUpperCase()}${operation.slice(1)}Sql`;
  }

  function selectedOption() {
    return tableSelect ? tableSelect.options[tableSelect.selectedIndex] : null;
  }

  function templateSql(operation) {
    const option = selectedOption();
    return option ? option.dataset[dataKey(operation)] || "" : "";
  }

  function updateTemplateButtons() {
    templateButtons.forEach((button) => {
      button.hidden = !templateSql(button.dataset.sqlTemplate);
    });
  }

  templateButtons.forEach((button) => {
    button.addEventListener("click", () => {
      const sql = templateSql(button.dataset.sqlTemplate);
      if (!sql) {
        return;
      }
      const url = new URL(window.location.href);
      url.searchParams.set("sql", sql);
      window.location.href = url.toString();
    });
  });
  if (tableSelect) {
    tableSelect.addEventListener("change", updateTemplateButtons);
  }
  updateTemplateButtons();
});
</script>
{% endif %}

{% endblock %}