add estatistica

OpenCand.API/Repository/EstatisticaRepository.cs

@@ -0,0 +1,87 @@
+using Dapper;
+using Microsoft.Extensions.Caching.Memory;
+using Npgsql;
+using OpenCand.API.Model;
+using OpenCand.Core.Models;
+using OpenCand.Repository;
+
+namespace OpenCand.API.Repository
+{
+    public class EstatisticaRepository : BaseRepository
+    {
+        private readonly IConfiguration configuration;
+
+        public EstatisticaRepository(IConfiguration configuration, IMemoryCache? cache = null) : base(configuration, cache)
+        {
+            this.configuration = configuration;
+        }
+
+        public async Task<List<MaioresEnriquecimento>> GetMaioresEnriquecimentos()
+        {
+            string cacheKey = GenerateCacheKey("GetMaioresEnriquecimento");
+
+            var result = await GetOrSetCacheAsync(cacheKey, async () =>
+            {
+                using (var connection = new NpgsqlConnection(ConnectionString))
+                {
+                    return (await connection.QueryAsync<MaioresEnriquecimento>(@"
+                        WITH patrimonio_anual AS (
+                            SELECT idcandidato, ano, SUM(valor) AS valor_total_ano
+                            FROM bem_candidato
+                            GROUP BY idcandidato, ano
+                        ),
+                        extremos_declaracao AS (
+                            SELECT idcandidato, MIN(ano) AS anoInicial, MAX(ano) AS anoFinal
+                            FROM patrimonio_anual
+                            GROUP BY idcandidato
+                            HAVING COUNT(DISTINCT ano) >= 2
+                        )
+                        SELECT
+                            c.nome,
+                            ed.anoInicial,
+                            pi.valor_total_ano AS patrimonioInicial,
+                            ed.anoFinal,
+                            pf.valor_total_ano AS patrimonioFinal,
+                            (pf.valor_total_ano - pi.valor_total_ano) AS enriquecimento
+                        FROM extremos_declaracao ed
+                        JOIN candidato c ON ed.idcandidato = c.idcandidato
+                        JOIN patrimonio_anual pi ON ed.idcandidato = pi.idcandidato AND ed.anoInicial = pi.ano
+                        JOIN patrimonio_anual pf ON ed.idcandidato = pf.idcandidato AND ed.anoFinal = pf.ano
+                        ORDER BY enriquecimento DESC
+                        LIMIT 25;")
+                    ).AsList();
+                }
+            });            return result ?? new List<MaioresEnriquecimento>();
+        }
+
+        public async Task<ConfigurationModel> GetConfiguration()
+        {
+            string cacheKey = GenerateCacheKey("GetConfigurationModel");
+
+            var result = await GetOrSetCacheAsync(cacheKey, async () =>
+            {
+                var result = new ConfigurationModel();
+
+                using (var connection = new NpgsqlConnection(ConnectionString))
+                {
+                    result.Partidos = (await connection.QueryAsync<string>(@"SELECT DISTINCT sigla FROM partido;")).AsList();
+                    result.SiglasUF = (await connection.QueryAsync<string>(@"SELECT DISTINCT siglauf FROM candidato_mapping;")).AsList();
+                    result.Anos = (await connection.QueryAsync<int>(@"SELECT DISTINCT ano FROM candidato_mapping;")).AsList();
+                    result.Cargos = (await connection.QueryAsync<string>(@"SELECT DISTINCT cargo FROM candidato_mapping;")).AsList();
+                }
+
+                return result;
+            });
+
+            return result ?? new ConfigurationModel();
+        }
+
+        public async Task<List<GetValueSumResponse>> GetValueSum(string query, Dictionary<string, object>? parameters = null)
+        {
+            using (var connection = new NpgsqlConnection(ConnectionString))
+            {
+                return (await connection.QueryAsync<GetValueSumResponse>(query, parameters)).AsList();
+            }
+        }
+    }
+}