feat: implementa store global de métricas e corrige processamento de dados

- Adiciona store global usando Zustand para gerenciamento de métricas
- Implementa funções específicas para atualização de métricas
- Corrige processamento de métricas semanais
- Melhora manipulação de estados e performance
- Resolve problema de dados vazios nos gráficos

package-lock.json

@@ -56,7 +56,8 @@
         "tailwind-merge": "^2.6.0",
         "tailwindcss-animate": "^1.0.7",
         "uuid": "^11.0.3",
-        "vitest": "^2.1.8"
+        "vitest": "^2.1.8",
+        "zustand": "^5.0.3"
       },
       "devDependencies": {
         "@eslint/js": "^9.9.1",
@@ -11042,6 +11043,35 @@
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
       }
+    },
+    "node_modules/zustand": {
+      "version": "5.0.3",
+      "resolved": "https://registry.npmjs.org/zustand/-/zustand-5.0.3.tgz",
+      "integrity": "sha512-14fwWQtU3pH4dE0dOpdMiWjddcH+QzKIgk1cl8epwSE7yag43k/AD/m4L6+K7DytAOr9gGBe3/EXj9g7cdostg==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=12.20.0"
+      },
+      "peerDependencies": {
+        "@types/react": ">=18.0.0",
+        "immer": ">=9.0.6",
+        "react": ">=18.0.0",
+        "use-sync-external-store": ">=1.2.0"
+      },
+      "peerDependenciesMeta": {
+        "@types/react": {
+          "optional": true
+        },
+        "immer": {
+          "optional": true
+        },
+        "react": {
+          "optional": true
+        },
+        "use-sync-external-store": {
+          "optional": true
+        }
+      }
     }
   }
 }

package.json

@@ -63,7 +63,8 @@
     "tailwind-merge": "^2.6.0",
     "tailwindcss-animate": "^1.0.7",
     "uuid": "^11.0.3",
-    "vitest": "^2.1.8"
+    "vitest": "^2.1.8",
+    "zustand": "^5.0.3"
   },
   "devDependencies": {
     "@eslint/js": "^9.9.1",

src/components/dashboard/MetricsChart.tsx

@@ -1,18 +1,7 @@
 import React from 'react';
 import { Calendar, HelpCircle } from 'lucide-react';
 import { Line, XAxis, YAxis, CartesianGrid, Tooltip, Legend, ResponsiveContainer, Bar, ComposedChart } from 'recharts';
-
+import type { WeeklyReadingMetrics } from '@/types/metrics';
-interface WeeklyMetrics {
-  week: string;
-  fluency: number;
-  pronunciation: number;
-  accuracy: number;
-  comprehension: number;
-  wordsPerMinute: number;
-  pauses: number;
-  errors: number;
-  minutesRead: number;
-}
 
 interface MetricConfig {
   key: string;
@@ -44,11 +33,11 @@ const TIME_FILTERS: TimeFilterOption[] = [
 ];
 
 interface MetricsChartProps {
-  data: WeeklyMetrics[];
+  data: WeeklyReadingMetrics[];
   className?: string;
 }
 
-export function MetricsChart({ data, className = '' }: MetricsChartProps) {
+export function MetricsChart({ data = [], className = '' }: MetricsChartProps) {
   const [visibleMetrics, setVisibleMetrics] = React.useState<Set<string>>(
     new Set(METRICS_CONFIG.map(metric => metric.key))
   );
@@ -66,7 +55,9 @@ export function MetricsChart({ data, className = '' }: MetricsChartProps) {
     });
   };
 
-  const filterDataByTime = (data: WeeklyMetrics[]): WeeklyMetrics[] => {
+  const filterDataByTime = (data: WeeklyReadingMetrics[]): WeeklyReadingMetrics[] => {
+    if (!data || !Array.isArray(data)) return [];
+    
     if (timeFilter === 'all') return data;
     
     const months = TIME_FILTERS.find(f => f.value === timeFilter)?.months || 12;
@@ -74,21 +65,23 @@ export function MetricsChart({ data, className = '' }: MetricsChartProps) {
     cutoffDate.setMonth(cutoffDate.getMonth() - months);
     
     return data.filter(item => {
+      if (!item?.week) return false;
       const [year, week] = item.week.split('-W').map(Number);
+      if (!year || !week) return false;
       const itemDate = new Date(year, 0, 1 + (week - 1) * 7);
       return itemDate >= cutoffDate;
     });
   };
 
-  const filteredData = filterDataByTime(data);
+  const filteredData = React.useMemo(() => filterDataByTime(data), [data, timeFilter]);
 
   return (
     <div className={`bg-white rounded-xl shadow-sm border border-gray-200 p-8 ${className}`}>
       <div className="flex flex-col gap-6">
         <div className="flex items-center justify-between">
           <div className="space-y-1">
-            <h2 className="text-xl font-semibold text-gray-900">Evolução das Métricas por Semana</h2>
+            <h2 className="text-xl font-semibold text-gray-900">Evolução da Leitura por Semana</h2>
-            <p className="text-sm text-gray-500">Acompanhe seu progresso ao longo do tempo</p>
+            <p className="text-sm text-gray-500">Acompanhe seu progresso na leitura ao longo do tempo</p>
           </div>
           <div className="flex items-center gap-4">
             {/* Filtro de Período */}
@@ -191,9 +184,7 @@ export function MetricsChart({ data, className = '' }: MetricsChartProps) {
                     accuracy: 'Precisão',
                     comprehension: 'Compreensão',
                     wordsPerMinute: 'Palavras/Min',
-                    pauses: 'Pausas',
+                    minutesRead: 'Minutos Lendo'
-                    errors: 'Erros',
-                    minutesRead: 'Minutos Lidos'
                   };
                   return [value, metricNames[name] || name];
                 }}
@@ -233,7 +224,7 @@ export function MetricsChart({ data, className = '' }: MetricsChartProps) {
               <Bar
                 yAxisId="right"
                 dataKey="minutesRead"
-                name="Minutos Lidos"
+                name="Minutos Lendo"
                 fill="url(#barGradient)"
                 radius={[4, 4, 0, 0]}
                 isAnimationActive={false}

src/components/dashboard/WritingMetricsChart.tsx

@@ -38,7 +38,7 @@ interface WritingMetricsChartProps {
   className?: string;
 }
 
-export function WritingMetricsChart({ data, className = '' }: WritingMetricsChartProps) {
+export function WritingMetricsChart({ data = [], className = '' }: WritingMetricsChartProps) {
   const [visibleMetrics, setVisibleMetrics] = React.useState<Set<string>>(
     new Set(METRICS_CONFIG.map(metric => metric.key))
   );
@@ -57,6 +57,8 @@ export function WritingMetricsChart({ data, className = '' }: WritingMetricsChar
   };
 
   const filterDataByTime = (data: WeeklyWritingMetrics[]): WeeklyWritingMetrics[] => {
+    if (!data || !Array.isArray(data)) return [];
+    
     if (timeFilter === 'all') return data;
     
     const months = TIME_FILTERS.find(f => f.value === timeFilter)?.months || 12;
@@ -64,13 +66,15 @@ export function WritingMetricsChart({ data, className = '' }: WritingMetricsChar
     cutoffDate.setMonth(cutoffDate.getMonth() - months);
     
     return data.filter(item => {
+      if (!item?.week) return false;
       const [year, week] = item.week.split('-W').map(Number);
+      if (!year || !week) return false;
       const itemDate = new Date(year, 0, 1 + (week - 1) * 7);
       return itemDate >= cutoffDate;
     });
   };
 
-  const filteredData = filterDataByTime(data);
+  const filteredData = React.useMemo(() => filterDataByTime(data), [data, timeFilter]);
 
   return (
     <div className={`bg-white rounded-xl shadow-sm border border-gray-200 p-8 ${className}`}>

src/pages/student-dashboard/StudentDashboardPage.tsx

@@ -7,6 +7,7 @@ import { MetricsChart } from '@/components/dashboard/MetricsChart';
 import { DashboardMetrics } from '@/components/dashboard/DashboardMetrics';
 import { WritingMetricsSection } from '@/components/dashboard/WritingMetricsSection';
 import { WritingMetricsChart } from '@/components/dashboard/WritingMetricsChart';
+import { useMetricsStore } from '@/stores/metricsStore';
 import type { 
   DashboardMetrics as DashboardMetricsType,
   DashboardWeeklyMetrics,
@@ -49,41 +50,64 @@ interface WeeklyData {
   minutesRead: number;
 }
 
+interface EssayAnalysis {
+  id: string;
+  created_at: string;
+  overall_score: number;
+  suggestions: string;
+  essay_analysis_scores: Array<{
+    adequacy: number;
+    coherence: number;
+    cohesion: number;
+    vocabulary: number;
+    grammar: number;
+  }>;
+  essay_analysis_feedback: Array<{
+    structure_feedback: string;
+    content_feedback: string;
+    language_feedback: string;
+  }>;
+}
+
+interface ProcessedEssayAnalysis {
+  id: string;
+  created_at: string;
+  overall_score: number;
+  essay_id: string;
+  scores: {
+    adequacy: number;
+    coherence: number;
+    cohesion: number;
+    vocabulary: number;
+    grammar: number;
+  };
+  feedback: {
+    structure_feedback: string;
+    content_feedback: string;
+    language_feedback: string;
+  };
+}
+
 export function StudentDashboardPage() {
   const navigate = useNavigate();
   const [student, setStudent] = React.useState<Student | null>(null);
-  const [metrics, setMetrics] = React.useState<DashboardMetricsType>({
-    reading: {
-      totalStories: 0,
-      averageReadingFluency: 0,
-      totalReadingTime: 0,
-      currentLevel: 1,
-      averagePronunciation: 0,
-      averageAccuracy: 0,
-      averageComprehension: 0,
-      averageWordsPerMinute: 0,
-      averagePauses: 0,
-      averageErrors: 0
-    },
-    writing: {
-      totalEssays: 0,
-      averageScore: 0,
-      totalEssaysTime: 0,
-      currentWritingLevel: 1,
-      averageAdequacy: 0,
-      averageCoherence: 0,
-      averageCohesion: 0,
-      averageVocabulary: 0,
-      averageGrammar: 0
-    }
-  });
-  const [weeklyMetrics, setWeeklyMetrics] = React.useState<DashboardWeeklyMetrics>({
-    reading: [],
-    writing: []
-  });
-  const [loading, setLoading] = React.useState(true);
-  const [error, setError] = React.useState<string | null>(null);
   const [recentStories, setRecentStories] = React.useState<Story[]>([]);
+  
+  const { 
+    metrics,
+    weeklyMetrics,
+    loading,
+    error,
+    setMetrics,
+    setWeeklyMetrics,
+    updateReadingMetrics,
+    updateWritingMetrics,
+    updateWeeklyReadingMetrics,
+    updateWeeklyWritingMetrics,
+    setLoading,
+    setError,
+    resetMetrics
+  } = useMetricsStore();
 
   const processWeeklyMetrics = (recordings: Recording[]) => {
     const weeklyData = recordings.reduce((acc: { [key: string]: WeeklyData }, recording) => {
@@ -132,9 +156,54 @@ export function StudentDashboardPage() {
       .sort((a, b) => a.week.localeCompare(b.week));
   };
 
+  const processWeeklyWritingMetrics = (analyses: ProcessedEssayAnalysis[]) => {
+    const weeklyData = analyses.reduce((acc: { [key: string]: any }, analysis) => {
+      const date = new Date(analysis.created_at);
+      const week = `${date.getFullYear()}-W${Math.ceil((date.getDate() + date.getDay()) / 7)}`;
+      
+      if (!acc[week]) {
+        acc[week] = {
+          count: 0,
+          score: 0,
+          adequacy: 0,
+          coherence: 0,
+          cohesion: 0,
+          vocabulary: 0,
+          grammar: 0,
+          minutesWriting: 0
+        };
+      }
+      
+      acc[week].count += 1;
+      acc[week].score += analysis.overall_score;
+      acc[week].adequacy += analysis.scores.adequacy;
+      acc[week].coherence += analysis.scores.coherence;
+      acc[week].cohesion += analysis.scores.cohesion;
+      acc[week].vocabulary += analysis.scores.vocabulary;
+      acc[week].grammar += analysis.scores.grammar;
+      acc[week].minutesWriting += 30; // Tempo médio estimado por redação
+      
+      return acc;
+    }, {});
+
+    return Object.entries(weeklyData)
+      .map(([week, data]: [string, any]) => ({
+        week,
+        score: Math.round(data.score / data.count),
+        adequacy: Math.round(data.adequacy / data.count),
+        coherence: Math.round(data.coherence / data.count),
+        cohesion: Math.round(data.cohesion / data.count),
+        vocabulary: Math.round(data.vocabulary / data.count),
+        grammar: Math.round(data.grammar / data.count),
+        minutesWriting: data.minutesWriting
+      }))
+      .sort((a, b) => a.week.localeCompare(b.week));
+  };
+
   React.useEffect(() => {
     const fetchDashboardData = async () => {
       try {
+        setLoading(true);
         const { data: { session } } = await supabase.auth.getSession();
         if (!session?.user?.id) return;
 
@@ -175,10 +244,8 @@ export function StudentDashboardPage() {
 
         // Processar métricas semanais
         const weeklyData = processWeeklyMetrics(recordings);
-        setWeeklyMetrics({
+        // Atualizar métricas semanais de leitura
-          reading: weeklyData,
+        updateWeeklyReadingMetrics(weeklyData);
-          writing: []
-        });
 
         // Buscar histórias recentes com a capa definida
         const { data: stories, error: storiesError } = await supabase
@@ -237,31 +304,108 @@ export function StudentDashboardPage() {
             errors: 0
           });
 
-          // Calcular médias
+          // Atualizar métricas de leitura
-          setMetrics({
+          updateReadingMetrics({
-            reading: {
+            totalStories: allStoriesData.length,
-              totalStories: allStoriesData.length,
+            averageReadingFluency: Math.round(metricsSum.fluency / totalRecordings),
-              averageReadingFluency: Math.round(metricsSum.fluency / totalRecordings),
+            totalReadingTime: recordings.length * 2,
-              totalReadingTime: recordings.length * 2,
+            currentLevel: Math.ceil(metricsSum.fluency / (totalRecordings * 20)),
-              currentLevel: Math.ceil(metricsSum.fluency / (totalRecordings * 20)),
+            averagePronunciation: Math.round(metricsSum.pronunciation / totalRecordings),
-              averagePronunciation: Math.round(metricsSum.pronunciation / totalRecordings),
+            averageAccuracy: Math.round(metricsSum.accuracy / totalRecordings),
-              averageAccuracy: Math.round(metricsSum.accuracy / totalRecordings),
+            averageComprehension: Math.round(metricsSum.comprehension / totalRecordings),
-              averageComprehension: Math.round(metricsSum.comprehension / totalRecordings),
+            averageWordsPerMinute: Math.round(metricsSum.wordsPerMinute / totalRecordings),
-              averageWordsPerMinute: Math.round(metricsSum.wordsPerMinute / totalRecordings),
+            averagePauses: Math.round(metricsSum.pauses / totalRecordings),
-              averagePauses: Math.round(metricsSum.pauses / totalRecordings),
+            averageErrors: Math.round(metricsSum.errors / totalRecordings)
-              averageErrors: Math.round(metricsSum.errors / totalRecordings)
+          });
+        }
+
+        // Buscar todas as redações do aluno
+        const { data: essays, error: essaysError } = await supabase
+          .from('student_essays')
+          .select(`
+            id,
+            created_at,
+            status,
+            essay_analyses(
+              id,
+              overall_score,
+              suggestions,
+              created_at,
+              essay_analysis_scores(
+                adequacy,
+                coherence,
+                cohesion,
+                vocabulary,
+                grammar
+              ),
+              essay_analysis_feedback(
+                structure_feedback,
+                content_feedback,
+                language_feedback
+              )
+            )
+          `)
+          .eq('student_id', session.user.id)
+          .eq('status', 'completed');
+
+        if (essaysError) throw essaysError;
+
+        // Processar métricas semanais de escrita
+        const analyses = essays?.flatMap(essay => 
+          essay.essay_analyses?.map(analysis => ({
+            id: analysis.id,
+            created_at: analysis.created_at,
+            overall_score: analysis.overall_score,
+            essay_id: essay.id,
+            scores: analysis.essay_analysis_scores?.[0] || {
+              adequacy: 0,
+              coherence: 0,
+              cohesion: 0,
+              vocabulary: 0,
+              grammar: 0
             },
-            writing: {
+            feedback: analysis.essay_analysis_feedback?.[0] || {
-              totalEssays: 0,
+              structure_feedback: '',
-              averageScore: 0,
+              content_feedback: '',
-              totalEssaysTime: 0,
+              language_feedback: ''
-              currentWritingLevel: 1,
-              averageAdequacy: 0,
-              averageCoherence: 0,
-              averageCohesion: 0,
-              averageVocabulary: 0,
-              averageGrammar: 0
             }
+          }))
+        ).filter(Boolean) || [];
+
+        const weeklyWritingData = processWeeklyWritingMetrics(analyses);
+        // Atualizar métricas semanais de escrita
+        updateWeeklyWritingMetrics(weeklyWritingData);
+
+        // Calcular métricas gerais de escrita
+        if (analyses && analyses.length > 0) {
+          const totalAnalyses = analyses.length;
+          const metricsSum = analyses.reduce((acc, analysis) => ({
+            score: acc.score + analysis.overall_score,
+            adequacy: acc.adequacy + analysis.scores.adequacy,
+            coherence: acc.coherence + analysis.scores.coherence,
+            cohesion: acc.cohesion + analysis.scores.cohesion,
+            vocabulary: acc.vocabulary + analysis.scores.vocabulary,
+            grammar: acc.grammar + analysis.scores.grammar
+          }), {
+            score: 0,
+            adequacy: 0,
+            coherence: 0,
+            cohesion: 0,
+            vocabulary: 0,
+            grammar: 0
+          });
+
+          // Atualizar métricas de escrita
+          updateWritingMetrics({
+            totalEssays: essays?.length || 0,
+            averageScore: Math.round(metricsSum.score / totalAnalyses),
+            totalEssaysTime: totalAnalyses * 30,
+            currentWritingLevel: Math.ceil(metricsSum.score / (totalAnalyses * 20)),
+            averageAdequacy: Math.round(metricsSum.adequacy / totalAnalyses),
+            averageCoherence: Math.round(metricsSum.coherence / totalAnalyses),
+            averageCohesion: Math.round(metricsSum.cohesion / totalAnalyses),
+            averageVocabulary: Math.round(metricsSum.vocabulary / totalAnalyses),
+            averageGrammar: Math.round(metricsSum.grammar / totalAnalyses)
           });
         }
 
@@ -274,6 +418,11 @@ export function StudentDashboardPage() {
     };
 
     fetchDashboardData();
+
+    // Limpar métricas ao desmontar
+    return () => {
+      resetMetrics();
+    };
   }, []);
 
   if (loading) {

src/stores/metricsStore.ts

@@ -0,0 +1,106 @@
+import { create } from 'zustand';
+import type { 
+  DashboardMetrics,
+  DashboardWeeklyMetrics,
+  ReadingMetrics,
+  WritingMetrics,
+  WeeklyReadingMetrics,
+  WeeklyWritingMetrics
+} from '@/types/metrics';
+
+interface MetricsState {
+  metrics: DashboardMetrics;
+  weeklyMetrics: DashboardWeeklyMetrics;
+  loading: boolean;
+  error: string | null;
+  setMetrics: (metrics: DashboardMetrics) => void;
+  setWeeklyMetrics: (weeklyMetrics: DashboardWeeklyMetrics) => void;
+  updateReadingMetrics: (readingMetrics: ReadingMetrics) => void;
+  updateWritingMetrics: (writingMetrics: WritingMetrics) => void;
+  updateWeeklyReadingMetrics: (weeklyReadingMetrics: WeeklyReadingMetrics[]) => void;
+  updateWeeklyWritingMetrics: (weeklyWritingMetrics: WeeklyWritingMetrics[]) => void;
+  setLoading: (loading: boolean) => void;
+  setError: (error: string | null) => void;
+  resetMetrics: () => void;
+}
+
+const initialMetrics: DashboardMetrics = {
+  reading: {
+    totalStories: 0,
+    averageReadingFluency: 0,
+    totalReadingTime: 0,
+    currentLevel: 1,
+    averagePronunciation: 0,
+    averageAccuracy: 0,
+    averageComprehension: 0,
+    averageWordsPerMinute: 0,
+    averagePauses: 0,
+    averageErrors: 0
+  },
+  writing: {
+    totalEssays: 0,
+    averageScore: 0,
+    totalEssaysTime: 0,
+    currentWritingLevel: 1,
+    averageAdequacy: 0,
+    averageCoherence: 0,
+    averageCohesion: 0,
+    averageVocabulary: 0,
+    averageGrammar: 0
+  }
+};
+
+const initialWeeklyMetrics: DashboardWeeklyMetrics = {
+  reading: [],
+  writing: []
+};
+
+export const useMetricsStore = create<MetricsState>((set) => ({
+  metrics: initialMetrics,
+  weeklyMetrics: initialWeeklyMetrics,
+  loading: true,
+  error: null,
+
+  setMetrics: (metrics) => set({ metrics }),
+  
+  setWeeklyMetrics: (weeklyMetrics) => set({ weeklyMetrics }),
+  
+  updateReadingMetrics: (readingMetrics) => set((state) => ({
+    metrics: {
+      ...state.metrics,
+      reading: readingMetrics
+    }
+  })),
+  
+  updateWritingMetrics: (writingMetrics) => set((state) => ({
+    metrics: {
+      ...state.metrics,
+      writing: writingMetrics
+    }
+  })),
+  
+  updateWeeklyReadingMetrics: (weeklyReadingMetrics) => set((state) => ({
+    weeklyMetrics: {
+      ...state.weeklyMetrics,
+      reading: weeklyReadingMetrics
+    }
+  })),
+  
+  updateWeeklyWritingMetrics: (weeklyWritingMetrics) => set((state) => ({
+    weeklyMetrics: {
+      ...state.weeklyMetrics,
+      writing: weeklyWritingMetrics
+    }
+  })),
+  
+  setLoading: (loading) => set({ loading }),
+  
+  setError: (error) => set({ error }),
+  
+  resetMetrics: () => set({
+    metrics: initialMetrics,
+    weeklyMetrics: initialWeeklyMetrics,
+    loading: false,
+    error: null
+  })
+}));