From 2f4fbeaae8506d3fe8ee12987b96fadd4afad2d8 Mon Sep 17 00:00:00 2001
From: digua <i@digua.me>
Date: Fri, 28 Nov 2025 18:15:38 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E6=94=AF=E6=8C=81=E7=BB=9F=E8=AE=A1?=
 =?UTF-8?q?=E9=BE=99=E7=8E=8B=E5=92=8C=E6=BD=9C=E6=B0=B4=E6=8E=92=E5=90=8D?=
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---
 electron/main/database/analysis.ts      | 139 ++++++++++++++++++++++++
 electron/main/database/index.ts         |   2 +
 electron/main/ipcMain.ts                |  30 +++++
 electron/preload/index.d.ts             |   4 +
 electron/preload/index.ts               |  22 ++++
 src/components/AnalysisDashboard.vue    |   8 +-
 src/components/analysis/MembersTab.vue  |  49 ++++++++-
 src/components/analysis/TimelineTab.vue | 125 ++++++++++++++++++++-
 src/types/chat.ts                       |  37 +++++++
 9 files changed, 411 insertions(+), 5 deletions(-)

diff --git a/electron/main/database/analysis.ts b/electron/main/database/analysis.ts
index bcc3057..d622b0c 100644
--- a/electron/main/database/analysis.ts
+++ b/electron/main/database/analysis.ts
@@ -21,6 +21,10 @@ import type {
   TimeRankItem,
   ConsecutiveNightRecord,
   NightOwlChampion,
+  DragonKingAnalysis,
+  DragonKingRankItem,
+  DivingAnalysis,
+  DivingRankItem,
 } from '../../../src/types/chat'
 import { openDatabase } from './core'
 
@@ -1012,3 +1016,138 @@ export function getNightOwlAnalysis(sessionId: string, filter?: TimeFilter): Nig
     db.close()
   }
 }
+
+/**
+ * 获取龙王排名
+ * 每天发言最多的人+1，统计所有天数
+ */
+export function getDragonKingAnalysis(sessionId: string, filter?: TimeFilter): DragonKingAnalysis {
+  const db = openDatabase(sessionId)
+  const emptyResult: DragonKingAnalysis = {
+    rank: [],
+    totalDays: 0,
+  }
+
+  if (!db) return emptyResult
+
+  try {
+    const { clause, params } = buildTimeFilter(filter)
+    const clauseWithSystem = buildSystemMessageFilter(clause)
+
+    // 查询每天每个人的发言数，找出每天的龙王
+    const dailyTopSpeakers = db
+      .prepare(
+        `
+        WITH daily_counts AS (
+          SELECT
+            strftime('%Y-%m-%d', msg.ts, 'unixepoch', 'localtime') as date,
+            msg.sender_id,
+            m.platform_id,
+            m.name,
+            COUNT(*) as msg_count
+          FROM message msg
+          JOIN member m ON msg.sender_id = m.id
+          ${clauseWithSystem}
+          GROUP BY date, msg.sender_id
+        ),
+        daily_max AS (
+          SELECT date, MAX(msg_count) as max_count
+          FROM daily_counts
+          GROUP BY date
+        )
+        SELECT dc.sender_id, dc.platform_id, dc.name, COUNT(*) as dragon_days
+        FROM daily_counts dc
+        JOIN daily_max dm ON dc.date = dm.date AND dc.msg_count = dm.max_count
+        GROUP BY dc.sender_id
+        ORDER BY dragon_days DESC
+      `
+      )
+      .all(...params) as Array<{
+      sender_id: number
+      platform_id: string
+      name: string
+      dragon_days: number
+    }>
+
+    // 获取总天数
+    const totalDaysRow = db
+      .prepare(
+        `
+        SELECT COUNT(DISTINCT strftime('%Y-%m-%d', msg.ts, 'unixepoch', 'localtime')) as total
+        FROM message msg
+        JOIN member m ON msg.sender_id = m.id
+        ${clauseWithSystem}
+      `
+      )
+      .get(...params) as { total: number }
+
+    const totalDays = totalDaysRow.total
+
+    const rank: DragonKingRankItem[] = dailyTopSpeakers.map((item) => ({
+      memberId: item.sender_id,
+      platformId: item.platform_id,
+      name: item.name,
+      count: item.dragon_days,
+      percentage: totalDays > 0 ? Math.round((item.dragon_days / totalDays) * 10000) / 100 : 0,
+    }))
+
+    return { rank, totalDays }
+  } finally {
+    db.close()
+  }
+}
+
+/**
+ * 获取潜水排名
+ * 所有人的最后一次发言记录，按时间倒序（最久没发言的在前面）
+ */
+export function getDivingAnalysis(sessionId: string, filter?: TimeFilter): DivingAnalysis {
+  const db = openDatabase(sessionId)
+  const emptyResult: DivingAnalysis = {
+    rank: [],
+  }
+
+  if (!db) return emptyResult
+
+  try {
+    const { clause, params } = buildTimeFilter(filter)
+    const clauseWithSystem = buildSystemMessageFilter(clause)
+
+    // 查询每个成员的最后发言时间
+    const lastMessages = db
+      .prepare(
+        `
+        SELECT
+          m.id as member_id,
+          m.platform_id,
+          m.name,
+          MAX(msg.ts) as last_ts
+        FROM member m
+        JOIN message msg ON m.id = msg.sender_id
+        ${clauseWithSystem.replace('msg.', 'msg.')}
+        GROUP BY m.id
+        ORDER BY last_ts ASC
+      `
+      )
+      .all(...params) as Array<{
+      member_id: number
+      platform_id: string
+      name: string
+      last_ts: number
+    }>
+
+    const now = Math.floor(Date.now() / 1000)
+
+    const rank: DivingRankItem[] = lastMessages.map((item) => ({
+      memberId: item.member_id,
+      platformId: item.platform_id,
+      name: item.name,
+      lastMessageTs: item.last_ts,
+      daysSinceLastMessage: Math.floor((now - item.last_ts) / 86400),
+    }))
+
+    return { rank }
+  } finally {
+    db.close()
+  }
+}
diff --git a/electron/main/database/index.ts b/electron/main/database/index.ts
index 120a3a0..530c69d 100644
--- a/electron/main/database/index.ts
+++ b/electron/main/database/index.ts
@@ -19,6 +19,8 @@ export {
   getRepeatAnalysis,
   getCatchphraseAnalysis,
   getNightOwlAnalysis,
+  getDragonKingAnalysis,
+  getDivingAnalysis,
 } from './analysis'
 
 // 类型导出
diff --git a/electron/main/ipcMain.ts b/electron/main/ipcMain.ts
index 9e8780e..2d6a619 100644
--- a/electron/main/ipcMain.ts
+++ b/electron/main/ipcMain.ts
@@ -427,6 +427,36 @@ const mainIpcMain = (win: BrowserWindow) => {
       }
     }
   )
+
+  /**
+   * 获取龙王分析数据
+   */
+  ipcMain.handle(
+    'chat:getDragonKingAnalysis',
+    async (_, sessionId: string, filter?: { startTs?: number; endTs?: number }) => {
+      try {
+        return database.getDragonKingAnalysis(sessionId, filter)
+      } catch (error) {
+        console.error('获取龙王分析失败：', error)
+        return { rank: [], totalDays: 0 }
+      }
+    }
+  )
+
+  /**
+   * 获取潜水分析数据
+   */
+  ipcMain.handle(
+    'chat:getDivingAnalysis',
+    async (_, sessionId: string, filter?: { startTs?: number; endTs?: number }) => {
+      try {
+        return database.getDivingAnalysis(sessionId, filter)
+      } catch (error) {
+        console.error('获取潜水分析失败：', error)
+        return { rank: [] }
+      }
+    }
+  )
 }
 
 export default mainIpcMain
diff --git a/electron/preload/index.d.ts b/electron/preload/index.d.ts
index 40d6b6b..82a2c13 100644
--- a/electron/preload/index.d.ts
+++ b/electron/preload/index.d.ts
@@ -11,6 +11,8 @@ import type {
   RepeatAnalysis,
   CatchphraseAnalysis,
   NightOwlAnalysis,
+  DragonKingAnalysis,
+  DivingAnalysis,
 } from '../../src/types/chat'
 
 interface TimeFilter {
@@ -41,6 +43,8 @@ interface ChatApi {
   getRepeatAnalysis: (sessionId: string, filter?: TimeFilter) => Promise<RepeatAnalysis>
   getCatchphraseAnalysis: (sessionId: string, filter?: TimeFilter) => Promise<CatchphraseAnalysis>
   getNightOwlAnalysis: (sessionId: string, filter?: TimeFilter) => Promise<NightOwlAnalysis>
+  getDragonKingAnalysis: (sessionId: string, filter?: TimeFilter) => Promise<DragonKingAnalysis>
+  getDivingAnalysis: (sessionId: string, filter?: TimeFilter) => Promise<DivingAnalysis>
 }
 
 interface Api {
diff --git a/electron/preload/index.ts b/electron/preload/index.ts
index 38a303b..6a6e373 100644
--- a/electron/preload/index.ts
+++ b/electron/preload/index.ts
@@ -12,6 +12,8 @@ import type {
   RepeatAnalysis,
   CatchphraseAnalysis,
   NightOwlAnalysis,
+  DragonKingAnalysis,
+  DivingAnalysis,
 } from '../../src/types/chat'
 
 // Custom APIs for renderer
@@ -190,6 +192,26 @@ const chatApi = {
   ): Promise<NightOwlAnalysis> => {
     return ipcRenderer.invoke('chat:getNightOwlAnalysis', sessionId, filter)
   },
+
+  /**
+   * 获取龙王分析数据
+   */
+  getDragonKingAnalysis: (
+    sessionId: string,
+    filter?: { startTs?: number; endTs?: number }
+  ): Promise<DragonKingAnalysis> => {
+    return ipcRenderer.invoke('chat:getDragonKingAnalysis', sessionId, filter)
+  },
+
+  /**
+   * 获取潜水分析数据
+   */
+  getDivingAnalysis: (
+    sessionId: string,
+    filter?: { startTs?: number; endTs?: number }
+  ): Promise<DivingAnalysis> => {
+    return ipcRenderer.invoke('chat:getDivingAnalysis', sessionId, filter)
+  },
 }
 
 // Use `contextBridge` APIs to expose Electron APIs to
diff --git a/src/components/AnalysisDashboard.vue b/src/components/AnalysisDashboard.vue
index e5409c5..f2ee7bb 100644
--- a/src/components/AnalysisDashboard.vue
+++ b/src/components/AnalysisDashboard.vue
@@ -249,7 +249,13 @@ onMounted(loadData)
             :hourly-activity="hourlyActivity"
             :time-filter="timeFilter"
           />
-          <TimelineTab v-else-if="activeTab === 'timeline'" :daily-activity="dailyActivity" :time-range="timeRange" />
+          <TimelineTab
+            v-else-if="activeTab === 'timeline'"
+            :session-id="currentSessionId!"
+            :daily-activity="dailyActivity"
+            :time-range="timeRange"
+            :time-filter="timeFilter"
+          />
         </Transition>
       </div>
     </template>
diff --git a/src/components/analysis/MembersTab.vue b/src/components/analysis/MembersTab.vue
index 02f039c..c607729 100644
--- a/src/components/analysis/MembersTab.vue
+++ b/src/components/analysis/MembersTab.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import { computed, ref, watch } from 'vue'
-import type { MemberActivity, MemberNameHistory, RepeatAnalysis, CatchphraseAnalysis } from '@/types/chat'
+import type { MemberActivity, MemberNameHistory, RepeatAnalysis, CatchphraseAnalysis, DragonKingAnalysis } from '@/types/chat'
 import { RankListPro, BarChart, ListPro } from '@/components/charts'
 import type { RankItem, BarChartData } from '@/components/charts'
 
@@ -15,6 +15,35 @@ const props = defineProps<{
   timeFilter?: TimeFilter
 }>()
 
+// ==================== 龙王分析 ====================
+const dragonKingAnalysis = ref<DragonKingAnalysis | null>(null)
+const isLoadingDragonKing = ref(false)
+
+// 加载龙王分析数据
+async function loadDragonKingAnalysis() {
+  if (!props.sessionId) return
+
+  isLoadingDragonKing.value = true
+  try {
+    dragonKingAnalysis.value = await window.chatApi.getDragonKingAnalysis(props.sessionId, props.timeFilter)
+  } catch (error) {
+    console.error('加载龙王分析失败:', error)
+  } finally {
+    isLoadingDragonKing.value = false
+  }
+}
+
+// 龙王排行数据
+const dragonKingRankData = computed<RankItem[]>(() => {
+  if (!dragonKingAnalysis.value) return []
+  return dragonKingAnalysis.value.rank.map((m) => ({
+    id: m.memberId.toString(),
+    name: m.name,
+    value: m.count,
+    percentage: m.percentage,
+  }))
+})
+
 // ==================== 复读分析 ====================
 const repeatAnalysis = ref<RepeatAnalysis | null>(null)
 const isLoadingRepeat = ref(false)
@@ -178,10 +207,11 @@ watch(
   { immediate: true }
 )
 
-// 监听 sessionId 和 timeFilter 变化，重新加载复读分析和口头禅分析
+// 监听 sessionId 和 timeFilter 变化，重新加载分析数据
 watch(
   () => [props.sessionId, props.timeFilter],
   () => {
+    loadDragonKingAnalysis()
     loadRepeatAnalysis()
     loadCatchphraseAnalysis()
   },
@@ -215,6 +245,21 @@ function formatPeriod(startTs: number, endTs: number | null): string {
     <!-- 成员活跃度排行 -->
     <RankListPro :members="memberRankData" title="成员活跃度排行" />
 
+    <!-- 龙王排名 -->
+    <div
+      v-if="isLoadingDragonKing"
+      class="rounded-xl border border-gray-200 bg-white px-5 py-8 text-center text-sm text-gray-400 shadow-sm dark:border-gray-800 dark:bg-gray-900"
+    >
+      正在统计龙王数据...
+    </div>
+    <RankListPro
+      v-else-if="dragonKingRankData.length > 0"
+      :members="dragonKingRankData"
+      title="🐉 龙王排名"
+      :description="`每天发言最多的人+1（共 ${dragonKingAnalysis?.totalDays ?? 0} 天）`"
+      unit="天"
+    />
+
     <!-- 昵称变更记录区域 -->
     <div class="rounded-xl border border-gray-200 bg-white shadow-sm dark:border-gray-800 dark:bg-gray-900">
       <div class="border-b border-gray-200 px-5 py-4 dark:border-gray-800">
diff --git a/src/components/analysis/TimelineTab.vue b/src/components/analysis/TimelineTab.vue
index 665dd76..4e0a1a4 100644
--- a/src/components/analysis/TimelineTab.vue
+++ b/src/components/analysis/TimelineTab.vue
@@ -1,13 +1,20 @@
 <script setup lang="ts">
-import { computed } from 'vue'
-import type { DailyActivity } from '@/types/chat'
+import { computed, ref, watch } from 'vue'
+import type { DailyActivity, DivingAnalysis } from '@/types/chat'
 import dayjs from 'dayjs'
 import { LineChart } from '@/components/charts'
 import type { LineChartData } from '@/components/charts'
 
+interface TimeFilter {
+  startTs?: number
+  endTs?: number
+}
+
 const props = defineProps<{
+  sessionId: string
   dailyActivity: DailyActivity[]
   timeRange: { start: number; end: number } | null
+  timeFilter?: TimeFilter
 }>()
 
 // 检测是否跨年
@@ -53,6 +60,47 @@ const totalDays = computed(() => {
   const end = dayjs.unix(props.timeRange.end)
   return end.diff(start, 'day') + 1
 })
+
+// ==================== 潜水分析 ====================
+const divingAnalysis = ref<DivingAnalysis | null>(null)
+const isLoadingDiving = ref(false)
+
+// 加载潜水分析数据
+async function loadDivingAnalysis() {
+  if (!props.sessionId) return
+
+  isLoadingDiving.value = true
+  try {
+    divingAnalysis.value = await window.chatApi.getDivingAnalysis(props.sessionId, props.timeFilter)
+  } catch (error) {
+    console.error('加载潜水分析失败:', error)
+  } finally {
+    isLoadingDiving.value = false
+  }
+}
+
+// 格式化最后发言时间（精确到时分秒）
+function formatLastMessageTime(ts: number): string {
+  return dayjs.unix(ts).format('YYYY-MM-DD HH:mm:ss')
+}
+
+// 格式化天数显示
+function formatDaysSince(days: number): string {
+  if (days === 0) return '今天'
+  if (days === 1) return '昨天'
+  if (days < 30) return `${days} 天前`
+  if (days < 365) return `${Math.floor(days / 30)} 个月前`
+  return `${Math.floor(days / 365)} 年前`
+}
+
+// 监听 sessionId 和 timeFilter 变化
+watch(
+  () => [props.sessionId, props.timeFilter],
+  () => {
+    loadDivingAnalysis()
+  },
+  { immediate: true, deep: true }
+)
 </script>
 
 <template>
@@ -103,5 +151,78 @@ const totalDays = computed(() => {
       <h3 class="mb-4 font-semibold text-gray-900 dark:text-white">每日消息趋势</h3>
       <LineChart :data="dailyChartData" :height="288" />
     </div>
+
+    <!-- 潜水排名 -->
+    <div class="rounded-xl border border-gray-200 bg-white shadow-sm dark:border-gray-800 dark:bg-gray-900">
+      <div class="border-b border-gray-200 px-5 py-4 dark:border-gray-800">
+        <h3 class="font-semibold text-gray-900 dark:text-white">🤿 潜水排名</h3>
+        <p class="mt-1 text-sm text-gray-500 dark:text-gray-400">
+          按最后发言时间排序，最久没发言的在前面
+        </p>
+      </div>
+
+      <div v-if="isLoadingDiving" class="px-5 py-8 text-center text-sm text-gray-400">
+        正在统计潜水数据...
+      </div>
+
+      <div
+        v-else-if="divingAnalysis && divingAnalysis.rank.length > 0"
+        class="divide-y divide-gray-100 dark:divide-gray-800"
+      >
+        <div
+          v-for="(member, index) in divingAnalysis.rank"
+          :key="member.memberId"
+          class="flex items-center gap-4 px-5 py-4 transition-colors hover:bg-gray-50 dark:hover:bg-gray-800/50"
+        >
+          <!-- 排名 -->
+          <div
+            class="flex h-8 w-8 shrink-0 items-center justify-center rounded-full text-sm font-bold"
+            :class="
+              index === 0
+                ? 'bg-gradient-to-r from-blue-400 to-cyan-500 text-white'
+                : index === 1
+                  ? 'bg-gradient-to-r from-blue-300 to-cyan-400 text-white'
+                  : index === 2
+                    ? 'bg-gradient-to-r from-blue-200 to-cyan-300 text-gray-700'
+                    : 'bg-gray-100 text-gray-600 dark:bg-gray-800 dark:text-gray-400'
+            "
+          >
+            {{ index + 1 }}
+          </div>
+
+          <!-- 名字 -->
+          <div class="w-32 shrink-0">
+            <p class="truncate font-medium text-gray-900 dark:text-white">
+              {{ member.name }}
+            </p>
+          </div>
+
+          <!-- 最后发言时间 -->
+          <div class="flex flex-1 items-center gap-2">
+            <span class="text-sm text-gray-600 dark:text-gray-400">
+              {{ formatLastMessageTime(member.lastMessageTs) }}
+            </span>
+          </div>
+
+          <!-- 距今天数 -->
+          <div class="shrink-0 text-right">
+            <span
+              class="text-sm font-medium"
+              :class="
+                member.daysSinceLastMessage > 30
+                  ? 'text-red-600 dark:text-red-400'
+                  : member.daysSinceLastMessage > 7
+                    ? 'text-orange-600 dark:text-orange-400'
+                    : 'text-gray-600 dark:text-gray-400'
+              "
+            >
+              {{ formatDaysSince(member.daysSinceLastMessage) }}
+            </span>
+          </div>
+        </div>
+      </div>
+
+      <div v-else class="px-5 py-8 text-center text-sm text-gray-400">暂无数据</div>
+    </div>
   </div>
 </template>
diff --git a/src/types/chat.ts b/src/types/chat.ts
index 9e03751..f19ca33 100644
--- a/src/types/chat.ts
+++ b/src/types/chat.ts
@@ -212,6 +212,43 @@ export interface NightOwlChampion {
   consecutiveDays: number // 最长连续天数
 }
 
+/**
+ * 龙王排名项（每天发言最多的人）
+ */
+export interface DragonKingRankItem {
+  memberId: number
+  platformId: string
+  name: string
+  count: number // 成为龙王的天数
+  percentage: number // 占总天数的百分比
+}
+
+/**
+ * 龙王分析结果
+ */
+export interface DragonKingAnalysis {
+  rank: DragonKingRankItem[]
+  totalDays: number // 统计的总天数
+}
+
+/**
+ * 潜水排名项（最后发言时间）
+ */
+export interface DivingRankItem {
+  memberId: number
+  platformId: string
+  name: string
+  lastMessageTs: number // 最后发言时间戳（秒）
+  daysSinceLastMessage: number // 距离最后发言的天数
+}
+
+/**
+ * 潜水分析结果
+ */
+export interface DivingAnalysis {
+  rank: DivingRankItem[]
+}
+
 /**
  * 夜猫分析完整结果
  */