calminer/templates/equipment.html

{% extends "base.html" %} {% block title %}Equipment · CalMiner{% endblock %} {%
block content %}
<section class="panel">
  <h2>Equipment Inventory</h2>
  {% if scenarios %}
  <div class="form-grid">
    <label for="equipment-scenario-filter">
      Scenario filter
      <select id="equipment-scenario-filter">
        <option value="">Select a scenario</option>
        {% for scenario in scenarios %}
        <option value="{{ scenario.id }}">{{ scenario.name }}</option>
        {% endfor %}
      </select>
    </label>
  </div>
  {% else %}
  <p class="empty-state">Create a scenario to view equipment inventory.</p>
  {% endif %}
  <div id="equipment-empty" class="empty-state">
    Choose a scenario to review the equipment list.
  </div>
  <div id="equipment-table-wrapper" class="table-container hidden">
    <table aria-label="Scenario equipment inventory">
      <thead>
        <tr>
          <th scope="col">Name</th>
          <th scope="col">Description</th>
        </tr>
      </thead>
      <tbody id="equipment-table-body"></tbody>
    </table>
  </div>
</section>

<section class="panel">
  <h2>Add Equipment</h2>
  {% if scenarios %}
  <form id="equipment-form" class="form-grid">
    <label for="equipment-form-scenario">
      Scenario
      <select id="equipment-form-scenario" name="scenario_id" required>
        <option value="" disabled selected>Select a scenario</option>
        {% for scenario in scenarios %}
        <option value="{{ scenario.id }}">{{ scenario.name }}</option>
        {% endfor %}
      </select>
    </label>
    <label for="equipment-form-name">
      Equipment name
      <input id="equipment-form-name" type="text" name="name" required />
    </label>
    <label for="equipment-form-description">
      Description (optional)
      <textarea
        id="equipment-form-description"
        name="description"
        rows="3"
      ></textarea>
    </label>
    <button type="submit" class="btn primary">Add Equipment</button>
  </form>
  <p id="equipment-feedback" class="feedback hidden" role="status"></p>
  {% else %}
  <p class="empty-state">Create a scenario before managing equipment.</p>
  {% endif %}
</section>

<script>
  const scenarios = {{ scenarios | tojson | safe }};
  const equipmentByScenario = {{ equipment_by_scenario | tojson | safe }};

  const filterSelect = document.getElementById("equipment-scenario-filter");
  const tableWrapper = document.getElementById("equipment-table-wrapper");
  const tableBody = document.getElementById("equipment-table-body");
  const emptyState = document.getElementById("equipment-empty");
  const form = document.getElementById("equipment-form");
  const feedbackEl = document.getElementById("equipment-feedback");

  function showFeedback(message, type = "success") {
    if (!feedbackEl) {
      return;
    }
    feedbackEl.textContent = message;
    feedbackEl.classList.remove("hidden", "success", "error");
    feedbackEl.classList.add(type);
  }

  function hideFeedback() {
    if (!feedbackEl) {
      return;
    }
    feedbackEl.classList.add("hidden");
    feedbackEl.textContent = "";
  }

  function renderEquipmentRows(scenarioId) {
    const key = String(scenarioId);
    const records = equipmentByScenario[key] || [];

    tableBody.innerHTML = "";

    if (!records.length) {
      emptyState.textContent = "No equipment recorded for this scenario yet.";
      emptyState.classList.remove("hidden");
      tableWrapper.classList.add("hidden");
      return;
    }

    emptyState.classList.add("hidden");
    tableWrapper.classList.remove("hidden");

    records.forEach((record) => {
      const row = document.createElement("tr");
      row.innerHTML = `
        <td>${record.name || "—"}</td>
        <td>${record.description || "—"}</td>
      `;
      tableBody.appendChild(row);
    });
  }

  if (filterSelect) {
    filterSelect.addEventListener("change", (event) => {
      const value = event.target.value;
      if (!value) {
        emptyState.textContent = "Choose a scenario to review the equipment list.";
        emptyState.classList.remove("hidden");
        tableWrapper.classList.add("hidden");
        tableBody.innerHTML = "";
        return;
      }
      renderEquipmentRows(value);
    });
  }

  async function submitEquipment(event) {
    event.preventDefault();
    hideFeedback();

    const formData = new FormData(form);
    const scenarioId = formData.get("scenario_id");
    const payload = {
      scenario_id: scenarioId ? Number(scenarioId) : null,
      name: formData.get("name"),
      description: formData.get("description") || null,
    };

    try {
      const response = await fetch("/api/equipment/", {
        method: "POST",
        headers: {
          "Content-Type": "application/json",
        },
        body: JSON.stringify(payload),
      });

      if (!response.ok) {
        const errorDetail = await response.json().catch(() => ({}));
        throw new Error(errorDetail.detail || "Unable to add equipment record.");
      }

      const result = await response.json();
      const mapKey = String(result.scenario_id);

      if (!Array.isArray(equipmentByScenario[mapKey])) {
        equipmentByScenario[mapKey] = [];
      }
      equipmentByScenario[mapKey].push(result);

      form.reset();
      showFeedback("Equipment saved.", "success");

      if (filterSelect && filterSelect.value === String(result.scenario_id)) {
        renderEquipmentRows(filterSelect.value);
      }
    } catch (error) {
      showFeedback(error.message || "An unexpected error occurred.", "error");
    }
  }

  if (form) {
    form.addEventListener("submit", submitEquipment);
  }

  if (filterSelect && filterSelect.value) {
    renderEquipmentRows(filterSelect.value);
  }
</script>
{% endblock %}