#!/usr/bin/env node
/**
 * V2：完整提炼 VOC 报告中的"复合体方向"分析所需数据
 * 基于 voc-analyze.js 的实际输出结构
 */
const fs = require('fs');
const path = require('path');
const { analyze } = require('./voc-analyze.js');

const PRODUCTS = [
    { key: 'liver', label: '江中肝纯片（OTC 保肝片剂）', file: 'jiangzhong-liver-voc.json' },
    { key: 'probiotic', label: '江中儿童乳酸菌片', file: 'jiangzhong-probiotic-voc.json' },
    { key: 'monkey', label: '江中猴姑饼干', file: 'jiangzhong-monkey-voc.json' },
];

const buffer = [];
const out = (s) => buffer.push(s);

for (const p of PRODUCTS) {
    const fp = path.join('data', p.file);
    if (!fs.existsSync(fp)) continue;
    const voc = JSON.parse(fs.readFileSync(fp, 'utf-8'));
    const A = analyze(voc);

    out('\n\n' + '='.repeat(80));
    out(`【${p.label}】`);
    out('='.repeat(80));

    // === 规模 ===
    out('\n▌规模');
    out(`  XHS: ${A.metrics.notes}笔记 / ${A.metrics.sampleComments}评论 / ${A.kols?.length || 0}作者`);
    out(`  互动: 点赞${A.metrics.totalLikes} 评论${A.metrics.totalComments} 收藏${A.metrics.totalCollected} 分享${A.metrics.totalShared}`);
    if (A.amazon && !A.amazon.empty) {
        out(`  Amazon: ${A.amazon.keywords?.length || 0}关键词 × ${A.amazon.total || 0}款产品`);
    }

    // === 小红书 Top 原声 (VOC 真实语料) ===
    if (A.topComments && A.topComments.length) {
        out('\n▌小红书 Top 高赞原声');
        A.topComments.slice(0, 15).forEach((c, i) => {
            const content = (c.content || '').replace(/\s+/g, ' ').slice(0, 140);
            out(`  ${String(i + 1).padStart(2, '0')}. [${c.like_count || 0}赞] ${content}`);
        });
    }

    // === Top Notes（爆款笔记标题 → 用户内容倾向）===
    if (A.topNotes && A.topNotes.length) {
        out('\n▌爆款笔记 Top 10 标题（揭示用户内容兴趣）');
        A.topNotes.slice(0, 10).forEach((n, i) => {
            const title = (n.title || n.display_title || '').replace(/\s+/g, ' ').slice(0, 80);
            out(`  ${String(i + 1).padStart(2, '0')}. [${n.liked_count || 0}赞] ${title}`);
        });
    }

    // === Amazon 分析层 ===
    if (A.amazon && !A.amazon.empty) {
        // 主题：英文 Amazon reviews 的 VOC 痛点/亮点/场景
        const th = A.amazon.amazonThemes;
        if (th) {
            if (th.pain && th.pain.length) {
                out('\n▌Amazon 英文评论 · 痛点主题 (海外用户差评)');
                th.pain.slice(0, 8).forEach((t, i) => {
                    out(`  ${i + 1}. ${t.tag} (提及 ${t.count} 次 · ${t.brandCoverage}品牌)`);
                });
            }
            if (th.bright && th.bright.length) {
                out('\n▌Amazon 英文评论 · 亮点主题 (海外用户好评)');
                th.bright.slice(0, 8).forEach((t, i) => {
                    out(`  ${i + 1}. ${t.tag} (提及 ${t.count} 次 · ${t.brandCoverage}品牌)`);
                });
            }
            if (th.scenarios && th.scenarios.length) {
                out('\n▌Amazon 英文评论 · 使用场景');
                th.scenarios.slice(0, 6).forEach((t, i) => {
                    out(`  ${i + 1}. ${t.tag} (${t.count} 次)`);
                });
            }
        }

        // 品类机会评估
        if (A.amazon.opportunity) {
            const op = A.amazon.opportunity;
            out('\n▌品类机会评估');
            out(`  等级: ${op.grade} (${op.totalScore}/${op.maxScore}) · 甜点价位: ${op.sweetSpot}`);
            if (op.dimensions) {
                op.dimensions.forEach((d) => out(`  · ${d.name}: ${d.level} — ${(d.note || '').replace(/<[^>]+>/g, '').slice(0, 100)}`));
            }
        }

        // 竞品档案（4 家）
        if (A.amazon.competitorDossiers) {
            out('\n▌竞品档案 (Top 4)');
            A.amazon.competitorDossiers.slice(0, 4).forEach((d, i) => {
                out(`  ${i + 1}. ${d.brand} · ${d.positioning} · ${d.share?.toFixed(1)}%份额 · 均价$${d.avgPrice?.toFixed(0)} · ★${d.avgRating?.toFixed(2)}`);
                if (d.topProduct) out(`     Top产品: ${(d.topProduct.title || '').slice(0, 80)}`);
                if (d.strengths?.length) out(`     优势: ${d.strengths.slice(0, 3).map(s => `${s.label}×${s.n}`).join(' / ')}`);
                if (d.gaps?.length) out(`     缝隙: ${d.gaps.slice(0, 3).map(g => `${g.label}×${g.n}`).join(' / ')}`);
            });
        }

        // 深度产品详情（已有卖点）
        if (A.amazon.detailProducts) {
            out('\n▌Amazon Top 6 深度产品 (成分卖点参考)');
            A.amazon.detailProducts.slice(0, 6).forEach((prod, i) => {
                const title = (prod.title || '').slice(0, 100);
                const price = prod.price ? (prod.price / 100).toFixed(2) : '-';
                out(`  ${i + 1}. [${prod.brand || '-'}] ${title}`);
                out(`     $${price} · ★${prod.rating || '-'} · ${prod.ratingsCount || prod.reviewCount || 0} 评`);
            });
        }

        // 关键发现
        if (A.amazon.keyFindings) {
            out('\n▌关键发现');
            A.amazon.keyFindings.slice(0, 5).forEach((f, i) => {
                out(`  ${i + 1}. ${f.title}`);
                out(`     ${(f.body || '').replace(/<[^>]+>/g, '').slice(0, 200)}`);
            });
        }

        // 战略建议
        if (A.amazon.strategy) {
            const s = A.amazon.strategy;
            out('\n▌战略建议 (短/中/长)');
            ['short', 'mid', 'long'].forEach((phase) => {
                if (s[phase]?.items) {
                    out(`  ${phase.toUpperCase()}:`);
                    s[phase].items.forEach((it) => out(`    · ${it.replace(/<[^>]+>/g, '').slice(0, 140)}`));
                }
            });
        }
    }

    // === TikTok hashtag 网络 (Amazon 内容端) ===
    if (A.tiktok && !A.tiktok.empty) {
        out('\n▌TikTok 海外内容端');
        if (A.tiktok.topHashtags) {
            out(`  Top 20 Hashtag: ${A.tiktok.topHashtags.slice(0, 20).map(h => '#' + (h.tag || h[0])).join(' ')}`);
        }
        if (A.tiktok.topComments) {
            out('  Top 8 海外用户原声:');
            A.tiktok.topComments.slice(0, 8).forEach((c, i) => {
                const text = (c.text || '').replace(/\s+/g, ' ').slice(0, 140);
                out(`    ${i + 1}. [${c.digg_count || 0}赞] ${text}`);
            });
        }
    }

    // === TikTok Ads 关键词洞察 ===
    if (A.marketIntel && !A.marketIntel.empty && A.marketIntel.ttAds?.hasData) {
        const mi = A.marketIntel.ttAds;
        out('\n▌TikTok Ads 关键词洞察 (广告主视角)');
        const keys = Object.keys(mi).filter(k => !['hasData'].includes(k));
        out(`  (可用字段: ${keys.join(', ')})`);
        if (mi.byProduct) {
            Object.entries(mi.byProduct).forEach(([prod, data]) => {
                out(`  产品: ${prod}`);
                (data.insights || []).forEach((ins) => {
                    out(`    · keyword="${ins.keyword}" | imp ${ins.impression || 0} | ctr ${ins.ctr ? (ins.ctr*100).toFixed(2)+'%' : '-'} | cvr ${ins.cvr ? (ins.cvr*100).toFixed(2)+'%' : '-'} | post ${ins.post_count || 0} (${ins.post_change ? (ins.post_change>0?'+':'')+(ins.post_change*100).toFixed(0)+'%' : '-'})`);
                });
            });
        }
    }

    // === Douyin 站级热榜基线 ===
    if (A.marketIntel && !A.marketIntel.empty && A.marketIntel.douyin) {
        const dy = A.marketIntel.douyin;
        out('\n▌Douyin 站级基线');
        if (dy.hotWords?.length) out(`  热词: ${dy.hotWords.slice(0,6).map(w => w.word || w[0]).join(' / ')}`);
        if (dy.hotChallenges?.length) out(`  热挑战: ${dy.hotChallenges.slice(0,5).map(c => c.title || c[0]).join(' / ')}`);
        if (dy.categoryFilterHit !== undefined) out(`  品类过滤命中: ${dy.categoryFilterHit} (${dy.categoryFilterHit === 0 ? '品牌蓝海' : '已有内容'})`);
    }

    // === XHS 痛点/亮点/场景 主题（来自 voc-analyze 的 extractThemes）===
    // 主报告里的 themesSection 是基于 xhs comments 做的
    // 让我直接从 voc.xiaohongshu.by_keyword[*].comments 提取
    const xhsComments = [];
    const byKw = voc.xiaohongshu?.by_keyword || {};
    Object.values(byKw).forEach((kwData) => {
        // comments 是 { noteId: [comment...] } 的对象结构
        const cmap = kwData.comments || {};
        if (Array.isArray(cmap)) {
            cmap.forEach((c) => { if (c && c.content) xhsComments.push(c.content); });
        } else {
            Object.values(cmap).forEach((arr) => {
                (arr || []).forEach((c) => { if (c && c.content) xhsComments.push(c.content); });
            });
        }
    });
    if (xhsComments.length) {
        const { extractThemes } = require('./voc-analyze.js');
        if (extractThemes) {
            const xhsThemes = extractThemes(xhsComments);
            if (xhsThemes) {
                out('\n▌小红书中文 VOC 主题');
                ['pain', 'bright', 'scenarios'].forEach((key) => {
                    const arr = xhsThemes[key];
                    if (arr && arr.length) {
                        out(`  ${key === 'pain' ? '痛点' : key === 'bright' ? '亮点' : '场景'}:`);
                        arr.slice(0, 8).forEach((t, i) => out(`    ${i + 1}. ${t.tag || t.label} (${t.count || t.freq || 0})`));
                    }
                });
            }
        }
    }
}

const outPath = 'data/voc-summary-for-product-dev.txt';
fs.writeFileSync(outPath, buffer.join('\n'), 'utf-8');
console.log(`\n✅ ${outPath} (${(fs.statSync(outPath).size / 1024).toFixed(1)}KB)`);