{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# TP Évaluation - Statistiques Fortnite\n",
    "\n",
    "**Durée : 1h30**\n",
    "\n",
    "**Nom :** \n",
    "\n",
    "**Prénom :**\n",
    "\n",
    "---\n",
    "\n",
    "Dans ce TP, vous allez analyser des statistiques de joueurs Fortnite.\n",
    "\n",
    "**Compétences évaluées :**\n",
    "- Dictionnaires imbriqués\n",
    "- Algorithmes de calcul statistique\n",
    "- Filtrage et tri de données"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Données initiales\n",
    "\n",
    "**Exécutez cette cellule avant de commencer.**"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Statistiques des joueurs\n",
    "joueurs = {\n",
    "    \"NinjaMaster\": {\n",
    "        \"niveau\": 250,\n",
    "        \"vbucks\": 3500,\n",
    "        \"stats\": {\n",
    "            \"solo\": {\"parties\": 450, \"victoires\": 89, \"kills\": 2340},\n",
    "            \"duo\": {\"parties\": 320, \"victoires\": 65, \"kills\": 1890},\n",
    "            \"squad\": {\"parties\": 280, \"victoires\": 72, \"kills\": 1650}\n",
    "        },\n",
    "        \"inventaire\": [\"Pioche Spectrale\", \"Planeur Dragon\", \"Skin Raven\"]\n",
    "    },\n",
    "    \"BuilderPro\": {\n",
    "        \"niveau\": 180,\n",
    "        \"vbucks\": 1200,\n",
    "        \"stats\": {\n",
    "            \"solo\": {\"parties\": 280, \"victoires\": 42, \"kills\": 1120},\n",
    "            \"duo\": {\"parties\": 450, \"victoires\": 98, \"kills\": 2450},\n",
    "            \"squad\": {\"parties\": 380, \"victoires\": 110, \"kills\": 2100}\n",
    "        },\n",
    "        \"inventaire\": [\"Pioche Arc-en-ciel\", \"Skin Drift\"]\n",
    "    },\n",
    "    \"SniperElite\": {\n",
    "        \"niveau\": 320,\n",
    "        \"vbucks\": 8900,\n",
    "        \"stats\": {\n",
    "            \"solo\": {\"parties\": 680, \"victoires\": 156, \"kills\": 4200},\n",
    "            \"duo\": {\"parties\": 220, \"victoires\": 45, \"kills\": 980},\n",
    "            \"squad\": {\"parties\": 150, \"victoires\": 28, \"kills\": 620}\n",
    "        },\n",
    "        \"inventaire\": [\"Pioche Galaxy\", \"Planeur Meteore\", \"Skin Black Knight\", \"Skin Omega\"]\n",
    "    },\n",
    "    \"CasualGamer\": {\n",
    "        \"niveau\": 85,\n",
    "        \"vbucks\": 500,\n",
    "        \"stats\": {\n",
    "            \"solo\": {\"parties\": 120, \"victoires\": 8, \"kills\": 180},\n",
    "            \"duo\": {\"parties\": 200, \"victoires\": 22, \"kills\": 420},\n",
    "            \"squad\": {\"parties\": 350, \"victoires\": 45, \"kills\": 680}\n",
    "        },\n",
    "        \"inventaire\": [\"Skin Default\", \"Pioche Standard\"]\n",
    "    },\n",
    "    \"StreamerKing\": {\n",
    "        \"niveau\": 450,\n",
    "        \"vbucks\": 25000,\n",
    "        \"stats\": {\n",
    "            \"solo\": {\"parties\": 1200, \"victoires\": 312, \"kills\": 8900},\n",
    "            \"duo\": {\"parties\": 800, \"victoires\": 245, \"kills\": 5600},\n",
    "            \"squad\": {\"parties\": 600, \"victoires\": 198, \"kills\": 4200}\n",
    "        },\n",
    "        \"inventaire\": [\"Pioche Galaxy\", \"Skin Skull Trooper\", \"Skin Ghoul Trooper\", \"Planeur Dragon\", \"Skin Renegade Raider\"]\n",
    "    }\n",
    "}\n",
    "\n",
    "# Boutique du jour\n",
    "boutique = [\n",
    "    {\"nom\": \"Skin Crystal\", \"type\": \"skin\", \"rarete\": \"rare\", \"prix\": 1200},\n",
    "    {\"nom\": \"Skin Aura\", \"type\": \"skin\", \"rarete\": \"uncommon\", \"prix\": 800},\n",
    "    {\"nom\": \"Skin Raptor\", \"type\": \"skin\", \"rarete\": \"legendary\", \"prix\": 2000},\n",
    "    {\"nom\": \"Pioche Laser\", \"type\": \"pioche\", \"rarete\": \"rare\", \"prix\": 800},\n",
    "    {\"nom\": \"Pioche Feu\", \"type\": \"pioche\", \"rarete\": \"uncommon\", \"prix\": 500},\n",
    "    {\"nom\": \"Planeur Etoile\", \"type\": \"planeur\", \"rarete\": \"epic\", \"prix\": 1200},\n",
    "    {\"nom\": \"Emote Dance\", \"type\": \"emote\", \"rarete\": \"rare\", \"prix\": 500}\n",
    "]\n",
    "\n",
    "# Historique des parties recentes\n",
    "parties_recentes = [\n",
    "    {\"joueur\": \"NinjaMaster\", \"mode\": \"solo\", \"placement\": 1, \"kills\": 8},\n",
    "    {\"joueur\": \"NinjaMaster\", \"mode\": \"solo\", \"placement\": 15, \"kills\": 3},\n",
    "    {\"joueur\": \"BuilderPro\", \"mode\": \"duo\", \"placement\": 1, \"kills\": 6},\n",
    "    {\"joueur\": \"SniperElite\", \"mode\": \"solo\", \"placement\": 1, \"kills\": 12},\n",
    "    {\"joueur\": \"SniperElite\", \"mode\": \"solo\", \"placement\": 3, \"kills\": 7},\n",
    "    {\"joueur\": \"CasualGamer\", \"mode\": \"squad\", \"placement\": 8, \"kills\": 2},\n",
    "    {\"joueur\": \"StreamerKing\", \"mode\": \"solo\", \"placement\": 1, \"kills\": 15},\n",
    "    {\"joueur\": \"StreamerKing\", \"mode\": \"duo\", \"placement\": 1, \"kills\": 9},\n",
    "    {\"joueur\": \"BuilderPro\", \"mode\": \"squad\", \"placement\": 2, \"kills\": 5}\n",
    "]"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "---\n",
    "\n",
    "## Exercice 1 - Analyse des profils (25 min)\n",
    "\n",
    "### 1.1 Affichage de profil (4 pts)\n",
    "\n",
    "Écrivez une fonction `afficher_profil(pseudo, joueurs)` qui affiche le profil d'un joueur.\n",
    "\n",
    "Exemple :\n",
    "```\n",
    "=== NinjaMaster ===\n",
    "Niveau : 250 | V-Bucks : 3500\n",
    "Inventaire : 3 items\n",
    "```"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "def afficher_profil(pseudo, joueurs):\n",
    "    if pseudo not in joueurs:\n",
    "        print(\"Joueur non trouve\")\n",
    "        return\n",
    "    \n",
    "    profil = joueurs[pseudo]\n",
    "    \n",
    "    # Votre code ici : afficher le pseudo, niveau, vbucks et nb d'items\n",
    "    pass\n",
    "\n",
    "# Test\n",
    "afficher_profil(\"NinjaMaster\", joueurs)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### 1.2 Statistiques globales (4 pts)\n",
    "\n",
    "Écrivez une fonction `stats_globales(pseudo, joueurs)` qui calcule pour un joueur :\n",
    "- `parties_totales` : somme de toutes les parties\n",
    "- `victoires_totales` : somme de toutes les victoires\n",
    "- `kills_totaux` : somme de tous les kills\n",
    "- `winrate` : pourcentage de victoires (arrondi à 2 décimales)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "def stats_globales(pseudo, joueurs):\n",
    "    profil = joueurs[pseudo]\n",
    "    stats = profil[\"stats\"]\n",
    "    \n",
    "    parties_totales = 0\n",
    "    victoires_totales = 0\n",
    "    kills_totaux = 0\n",
    "    \n",
    "    for mode, data in stats.items():\n",
    "        # Votre code ici : cumuler parties, victoires et kills\n",
    "        pass\n",
    "    \n",
    "    # Calculer le winrate\n",
    "    # Votre code ici\n",
    "    winrate = 0\n",
    "    \n",
    "    return {\n",
    "        \"parties_totales\": parties_totales,\n",
    "        \"victoires_totales\": victoires_totales,\n",
    "        \"kills_totaux\": kills_totaux,\n",
    "        \"winrate\": winrate\n",
    "    }\n",
    "\n",
    "# Test\n",
    "stats = stats_globales(\"SniperElite\", joueurs)\n",
    "print(\"Stats de SniperElite :\")\n",
    "print(\"  Parties :\", stats[\"parties_totales\"])\n",
    "print(\"  Victoires :\", stats[\"victoires_totales\"])\n",
    "print(\"  Kills :\", stats[\"kills_totaux\"])\n",
    "print(\"  Winrate :\", stats[\"winrate\"], \"%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### 1.3 Mode préféré (4 pts)\n",
    "\n",
    "Écrivez une fonction `mode_prefere(pseudo, joueurs)` qui renvoie le mode de jeu (solo, duo, squad) où le joueur a joué le plus de parties."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "def mode_prefere(pseudo, joueurs):\n",
    "    profil = joueurs[pseudo]\n",
    "    stats = profil[\"stats\"]\n",
    "    \n",
    "    meilleur_mode = None\n",
    "    max_parties = 0\n",
    "    \n",
    "    for mode, data in stats.items():\n",
    "        # Votre code ici\n",
    "        pass\n",
    "    \n",
    "    return meilleur_mode\n",
    "\n",
    "# Test\n",
    "for pseudo in joueurs:\n",
    "    print(pseudo, \"prefere le mode\", mode_prefere(pseudo, joueurs))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "---\n",
    "\n",
    "## Exercice 2 - Classements et boutique (35 min)\n",
    "\n",
    "### 2.1 Classement par critère (6 pts)\n",
    "\n",
    "Écrivez une fonction `classement(joueurs, critere)` qui renvoie la liste des pseudos triés selon le critère.\n",
    "\n",
    "Critères possibles : `\"niveau\"`, `\"victoires\"`, `\"kills\"`, `\"winrate\"`\n",
    "\n",
    "*Aide : créez d'abord une liste de tuples (pseudo, valeur), triez-la, puis extrayez les pseudos.*"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "def classement(joueurs, critere):\n",
    "    # Creer une liste de tuples (pseudo, valeur)\n",
    "    liste = []\n",
    "    \n",
    "    for pseudo in joueurs:\n",
    "        if critere == \"niveau\":\n",
    "            valeur = joueurs[pseudo][\"niveau\"]\n",
    "        elif critere == \"victoires\":\n",
    "            stats = stats_globales(pseudo, joueurs)\n",
    "            valeur = stats[\"victoires_totales\"]\n",
    "        elif critere == \"kills\":\n",
    "            stats = stats_globales(pseudo, joueurs)\n",
    "            valeur = stats[\"kills_totaux\"]\n",
    "        elif critere == \"winrate\":\n",
    "            stats = stats_globales(pseudo, joueurs)\n",
    "            valeur = stats[\"winrate\"]\n",
    "        else:\n",
    "            valeur = 0\n",
    "        \n",
    "        liste.append((pseudo, valeur))\n",
    "    \n",
    "    # Trier par valeur decroissante\n",
    "    # Votre code ici\n",
    "    pass\n",
    "    \n",
    "    # Extraire les pseudos\n",
    "    resultat = []\n",
    "    for item in liste:\n",
    "        # Votre code ici\n",
    "        pass\n",
    "    \n",
    "    return resultat\n",
    "\n",
    "# Tests\n",
    "print(\"Par niveau :\", classement(joueurs, \"niveau\"))\n",
    "print(\"Par victoires :\", classement(joueurs, \"victoires\"))\n",
    "print(\"Par winrate :\", classement(joueurs, \"winrate\"))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### 2.2 Articles achetables (5 pts)\n",
    "\n",
    "Écrivez une fonction `articles_achetables(pseudo, joueurs, boutique)` qui renvoie la liste des articles que le joueur peut acheter avec ses V-Bucks.\n",
    "\n",
    "Exclure les articles déjà possédés dans l'inventaire."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "def articles_achetables(pseudo, joueurs, boutique):\n",
    "    profil = joueurs[pseudo]\n",
    "    vbucks = profil[\"vbucks\"]\n",
    "    inventaire = profil[\"inventaire\"]\n",
    "    \n",
    "    achetables = []\n",
    "    \n",
    "    for article in boutique:\n",
    "        # Verifier le prix et si pas deja possede\n",
    "        # Votre code ici\n",
    "        pass\n",
    "    \n",
    "    return achetables\n",
    "\n",
    "# Test\n",
    "print(\"Articles achetables pour BuilderPro :\")\n",
    "for art in articles_achetables(\"BuilderPro\", joueurs, boutique):\n",
    "    print(\" \", art[\"nom\"], \"-\", art[\"prix\"], \"V-Bucks\")"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### 2.3 Comparaison de joueurs (6 pts)\n",
    "\n",
    "Écrivez une fonction `comparer_joueurs(pseudo1, pseudo2, joueurs)` qui compare deux joueurs.\n",
    "\n",
    "Renvoie un dictionnaire indiquant pour chaque critère (niveau, victoires, kills, winrate) quel joueur est meilleur."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "def comparer_joueurs(pseudo1, pseudo2, joueurs):\n",
    "    stats1 = stats_globales(pseudo1, joueurs)\n",
    "    stats2 = stats_globales(pseudo2, joueurs)\n",
    "    \n",
    "    comparaison = {}\n",
    "    \n",
    "    # Comparer le niveau\n",
    "    # Votre code ici\n",
    "    pass\n",
    "    \n",
    "    # Comparer les victoires\n",
    "    # Votre code ici\n",
    "    pass\n",
    "    \n",
    "    # Comparer les kills\n",
    "    # Votre code ici\n",
    "    pass\n",
    "    \n",
    "    # Comparer le winrate\n",
    "    # Votre code ici\n",
    "    pass\n",
    "    \n",
    "    return comparaison\n",
    "\n",
    "# Test\n",
    "comp = comparer_joueurs(\"NinjaMaster\", \"SniperElite\", joueurs)\n",
    "print(\"Comparaison NinjaMaster vs SniperElite :\")\n",
    "for critere, gagnant in comp.items():\n",
    "    print(\" \", critere, \":\", gagnant)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### 2.4 Joueur le plus riche (5 pts)\n",
    "\n",
    "Écrivez une fonction `plus_riche(joueurs)` qui renvoie le pseudo du joueur ayant le plus de V-Bucks."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "def plus_riche(joueurs):\n",
    "    meilleur = None\n",
    "    max_vbucks = 0\n",
    "    \n",
    "    for pseudo, profil in joueurs.items():\n",
    "        # Votre code ici\n",
    "        pass\n",
    "    \n",
    "    return meilleur\n",
    "\n",
    "# Test\n",
    "riche = plus_riche(joueurs)\n",
    "print(\"Joueur le plus riche :\", riche)\n",
    "if riche:\n",
    "    print(\"V-Bucks :\", joueurs[riche][\"vbucks\"])"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "---\n",
    "\n",
    "## Exercice 3 - Bonus (20 min)\n",
    "\n",
    "### 3.1 Performances récentes (5 pts)\n",
    "\n",
    "Écrivez une fonction `performances_recentes(pseudo, parties)` qui analyse les parties récentes d'un joueur.\n",
    "\n",
    "Renvoie : `nb_parties`, `victoires`, `kills_moyen` (arrondi à 1 décimale)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "def performances_recentes(pseudo, parties):\n",
    "    nb_parties = 0\n",
    "    victoires = 0\n",
    "    total_kills = 0\n",
    "    \n",
    "    for partie in parties:\n",
    "        if partie[\"joueur\"] == pseudo:\n",
    "            # Votre code ici\n",
    "            pass\n",
    "    \n",
    "    if nb_parties > 0:\n",
    "        kills_moyen = round(total_kills / nb_parties, 1)\n",
    "    else:\n",
    "        kills_moyen = 0\n",
    "    \n",
    "    return {\n",
    "        \"nb_parties\": nb_parties,\n",
    "        \"victoires\": victoires,\n",
    "        \"kills_moyen\": kills_moyen\n",
    "    }\n",
    "\n",
    "# Test\n",
    "for pseudo in [\"NinjaMaster\", \"SniperElite\", \"StreamerKing\"]:\n",
    "    perf = performances_recentes(pseudo, parties_recentes)\n",
    "    print(pseudo, \":\", perf[\"victoires\"], \"/\", perf[\"nb_parties\"], \"victoires, \", perf[\"kills_moyen\"], \"kills/partie\")"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### 3.2 K/D Ratio (4 pts)\n",
    "\n",
    "Écrivez une fonction `kd_ratio(pseudo, joueurs)` qui calcule le ratio kills/deaths.\n",
    "\n",
    "Deaths = parties - victoires (on meurt une fois par partie perdue)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "def kd_ratio(pseudo, joueurs):\n",
    "    stats = stats_globales(pseudo, joueurs)\n",
    "    \n",
    "    kills = stats[\"kills_totaux\"]\n",
    "    deaths = stats[\"parties_totales\"] - stats[\"victoires_totales\"]\n",
    "    \n",
    "    # Votre code ici : calculer le ratio (attention division par zero)\n",
    "    ratio = 0\n",
    "    \n",
    "    return ratio\n",
    "\n",
    "# Test\n",
    "print(\"K/D Ratio :\")\n",
    "for pseudo in joueurs:\n",
    "    print(\" \", pseudo, \":\", kd_ratio(pseudo, joueurs))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### 3.3 Items les plus possédés (5 pts)\n",
    "\n",
    "Écrivez une fonction `items_populaires(joueurs)` qui compte combien de joueurs possèdent chaque item et renvoie la liste triée par popularité décroissante.\n",
    "\n",
    "Renvoie une liste de tuples `(nom_item, nb_joueurs)`."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "def items_populaires(joueurs):\n",
    "    compteur = {}\n",
    "    \n",
    "    for pseudo, profil in joueurs.items():\n",
    "        for item in profil[\"inventaire\"]:\n",
    "            # Votre code ici : incrementer le compteur\n",
    "            pass\n",
    "    \n",
    "    # Convertir en liste de tuples et trier\n",
    "    liste = []\n",
    "    for item, nb in compteur.items():\n",
    "        liste.append((item, nb))\n",
    "    \n",
    "    # Votre code ici : trier par nb decroissant\n",
    "    pass\n",
    "    \n",
    "    return liste\n",
    "\n",
    "# Test\n",
    "print(\"Items les plus possedes :\")\n",
    "for item, nb in items_populaires(joueurs):\n",
    "    print(\" \", item, \":\", nb, \"joueur(s)\")"
   ]
  }
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