// Part 8 of 15 of the operator console app script.
//
// View/tab switching, case selection, decisions, manual search, rerun.
//
// Load order is significant: these are classic (non-module) scripts sharing one
// global scope, and index.html must keep them in the order listed above/below.
// Splitting is a pure line-range extraction of the former single app.js.

function switchView(view, updateHash = true) {

  if (view === "case" || view === "evidence") view = "workbench";

  let knowledgeTabToApply = "";

  if (view === "corrections") {

    view = "knowledge";

    // Setting state alone left the visible panel on whatever knowledge tab was
    // last shown — the tab DOM is switched by switchKnowledgeTab, which must run
    // (applied at the end, after the view panels are toggled).

    knowledgeTabToApply = "corrections";

  }

  if (!viewNames.has(view)) return;

  state.currentView = view;

  // Stats are read on demand (a fresh cross-tab each open) rather than shipped
  // in every bootstrap payload.

  if (view === "stats") {

    void loadDecisionStats();

  }

  document.querySelectorAll(".nav-button").forEach((button) => {

    const active = button.dataset.view === view;

    button.classList.toggle("active", active);

    if (active) {

      button.setAttribute("aria-current", "page");

    } else {

      button.removeAttribute("aria-current");

    }

  });



  document.querySelectorAll("[data-view-panel]").forEach((panel) => {

    const active = panel.dataset.viewPanel === view;

    panel.classList.toggle("active", active);

    panel.hidden = !active;

  });

  if (knowledgeTabToApply) {

    switchKnowledgeTab(knowledgeTabToApply);

  }

  if (updateHash && window.location.hash.replace("#", "") !== view) {

    window.history.replaceState(null, "", `#${view}`);

  }

}



function switchKnowledgeTab(tab) {

  const nextTab = ["collect", "registered", "manual", "corrections"].includes(tab) ? tab : "collect";

  state.knowledgeTab = nextTab;

  document.querySelectorAll("[data-knowledge-tab]").forEach((button) => {

    const active = button.dataset.knowledgeTab === nextTab;

    button.classList.toggle("active", active);

    button.setAttribute("aria-selected", active ? "true" : "false");

  });

  document.querySelectorAll("[data-knowledge-panel]").forEach((panel) => {

    const active = panel.dataset.knowledgePanel === nextTab;

    panel.classList.toggle("active", active);

    panel.hidden = !active;

  });

}



function switchWorkbenchTab(tab) {

  const nextTab = ["evidence", "queries"].includes(tab) ? tab : "evidence";

  state.workbenchTab = nextTab;

  document.querySelectorAll("[data-workbench-tab]").forEach((button) => {

    const active = button.dataset.workbenchTab === nextTab;

    button.classList.toggle("active", active);

    button.setAttribute("aria-selected", active ? "true" : "false");

  });

  document.querySelectorAll("[data-workbench-panel]").forEach((panel) => {

    const panelName = panel.dataset.workbenchPanel;

    const active = panelName === nextTab;

    panel.classList.toggle("active", active);

    panel.hidden = !active;

  });

}



function selectCase(caseId) {

  state.selectedCaseId = caseId;

  suggestedQueryRunSummary = null;

  // Reset per-case inputs. The decision memo is submitted with whatever case is
  // selected at click time, so a memo typed for case A and left in the box was
  // recorded verbatim as the rejection/correction reason for case B.

  resetCaseScopedInputs();

  switchView("workbench");

  switchWorkbenchTab("evidence");
  renderAll();

}



function resetCaseScopedInputs() {

  const memo = document.getElementById("decision-memo");

  if (memo) {

    memo.value = "";

  }

  const memoError = document.getElementById("memo-error");

  if (memoError) {

    memoError.textContent = "";

  }

  const manualQuery = document.getElementById("manual-query");

  if (manualQuery) {

    manualQuery.value = "";

  }

  const manualStatus = document.getElementById("manual-query-status");

  if (manualStatus) {

    manualStatus.textContent = "";

  }

}



let isDecisionInFlight = false;

async function setDecision(decision, requiresMemo = false) {

  // In-flight guard: a double-click, or clicking two different decisions
  // quickly, would otherwise POST two conflicting decisions concurrently.
  if (isDecisionInFlight) return;

  const submission = getSelectedCase();

  const memo = document.getElementById("decision-memo").value.trim();

  const error = document.getElementById("memo-error");



  if (!submission) {

    error.textContent = "판정할 제출 이미지가 없습니다.";

    return;

  }



  if (requiresMemo && !memo) {

    error.textContent = "반려 또는 보정 결정에는 메모가 필요합니다.";

    return;

  }

  if (!requireOperatorName((message) => { error.textContent = message; })) return;



  error.textContent = "";

  isDecisionInFlight = true;

  try {

    await apiJson(`/api/submissions/${encodeURIComponent(submission.id)}/decision`, {

      method: "POST",

      body: JSON.stringify({ decision, memo }),

    });

    document.getElementById("decision-memo").value = "";

    await refreshFromApi();

  } catch (errorValue) {

    error.textContent = errorValue.message;

  } finally {

    isDecisionInFlight = false;

  }

}



let isManualSearchActive = false;

async function runManualSearch(event) {

  event.preventDefault();

  if (isManualSearchActive) return;

  const submission = getSelectedCase();

  const provider = document.getElementById("manual-query-provider").value;

  const queryInput = document.getElementById("manual-query");

  const status = document.getElementById("manual-query-status");

  const query = queryInput.value.trim();



  if (!submission) {

    status.textContent = "검색을 연결할 제출 이미지가 없습니다.";

    return;

  }



  if (!query) {

    status.textContent = "쿼리를 입력하세요.";

    return;

  }



  const providerConfig = providers.find((item) => item.id === provider);

  if (!providerConfig || !providerConfig.enabled) {

    status.textContent = `${providerLabels[provider] || provider} 외부 검색 tool이 비활성입니다.`;

    return;

  }



  isManualSearchActive = true;

  try {

    const targetCaseId = submission.id;

    await apiJson("/api/search/manual", {

      method: "POST",

      body: JSON.stringify({ submission_id: targetCaseId, provider, query }),

    });

    // The operator may have moved to another case while the search ran. Naming
    // the case the evidence actually landed on prevents "added to the current
    // case" from pointing at the wrong one, and the input is only cleared when
    // it still belongs to the case we searched for.

    if (state.selectedCaseId === targetCaseId) {

      queryInput.value = "";

      status.textContent = `${providerLabels[provider]} 쿼리 결과가 현재 케이스 증거에 추가되었습니다.`;

    } else {

      status.textContent = `${providerLabels[provider]} 쿼리 결과가 케이스 ${targetCaseId}에 추가되었습니다.`;

    }

    await refreshFromApi();

  } catch (errorValue) {

    status.textContent = errorValue.message;

  } finally {

    isManualSearchActive = false;

  }

}



function normalizeManualSearchProvider(provider) {

  return window.OperatorSearch.normalizeManualSearchProvider(provider);

}



function rerunHistoricalQuery(button) {

  const queryInput = document.getElementById("manual-query");

  const providerSelect = document.getElementById("manual-query-provider");

  const provider = normalizeManualSearchProvider(button.dataset.rerunProvider);

  queryInput.value = button.dataset.rerunQuery || "";

  providerSelect.value = provider;

  void runManualSearch(new Event("submit"));

}



async function rerunEnrichment() {

  const submission = getSelectedCase();

  const button = document.getElementById("rerun-enrichment");

  if (!submission) {

    showApiError("재분석할 제출 이미지가 없습니다.");

    return;

  }

  if (button) button.disabled = true;

  try {

    await apiJson(`/api/submissions/${encodeURIComponent(submission.id)}/rerun-enrichment`, {

      method: "POST",

      body: JSON.stringify({}),

    });

    await refreshFromApi();

  } catch (errorValue) {

    showApiError(errorValue.message);

  } finally {

    if (button) button.disabled = false;

  }

}



function selectedBulkSubmissionIds() {

  const ids = Array.from(document.querySelectorAll("input[data-bulk-id]:checked")).map((input) => input.dataset.bulkId);

  return ids.length ? ids : state.selectedCaseId ? [state.selectedCaseId] : [];

}



// 선례 승계. 별도 판정 경로를 만들지 않고 메모만 채워 setDecision 에 넘긴다 —
// 반려 메모 필수 검사, 판정 시점 스냅샷, 감사 이벤트 같은 기존 보호장치를 그대로
// 타야 하기 때문이다. 승계했다는 사실은 메모로 감사에 남는다.
async function inheritPriorDecision(decision) {

  const submission = getSelectedCase();

  const summary = submission ? priorDecisionSummary(submission) : null;

  // 화면이 그 사이 바뀌었으면(다른 케이스 선택, 선례 판정 변경) 조용히 무시한다.
  if (!summary || summary.inheritable !== decision) return;

  const memoField = document.getElementById("decision-memo");

  const peers = summary.priors.map((item) => item.submissionId).join(", ");

  if (memoField && !memoField.value.trim()) {

    memoField.value = `선례 승계: 동일 이미지 ${peers} 와 같은 판정`;

  }

  await setDecision(decision, decision === "rejected");

}