Count schools by state, region, city and other filters

src/libs/routes/school.js

@@ -13,6 +13,7 @@ const response = require(`${libs}/middlewares/response`);
 const ReqQueryFields = require(`${libs}/middlewares/reqQueryFields`);
 
 let rqf = new ReqQueryFields();
+let rqfCount = new ReqQueryFields();
 
 rqf.addField({
     name: 'filter',
@@ -72,6 +73,124 @@ rqf.addField({
     }
 });
 
+rqfCount.addField({
+    name: 'filter',
+    field: false,
+    where: true
+}).addField({
+    name: 'dims',
+    field: true,
+    where: false
+}).addValue({
+    name: 'id',
+    table: 'escola',
+    tableField: 'id',
+    where: {
+        relation: '=',
+        type: 'integer',
+        field: 'id'
+    }
+}).addValue({
+    name: 'city',
+    table: 'municipio',
+    tableField: 'nome',
+    resultField: 'city_name',
+    where: {
+        relation: '=',
+        type: 'integer',
+        field: 'municipio_id',
+        table: 'escola'
+    },
+    join: {
+        primary: 'id',
+        foreign: 'municipio_id',
+        foreignTable: 'escola'
+    }
+}).addValue({
+    name: 'state',
+    table: 'estado',
+    tableField: 'nome',
+    resultField: 'state_name',
+    where: {
+        relation: '=',
+        type: 'integer',
+        field: 'estado_id',
+        table: 'escola'
+    },
+    join: {
+        primary: 'id',
+        foreign: 'estado_id',
+        foreignTable: 'escola'
+    }
+}).addValue({
+    name: 'region',
+    table: 'regiao',
+    tableField: 'nome',
+    resultField: 'region_name',
+    where: {
+        relation: '=',
+        type: 'integer',
+        field: 'id'
+    },
+    join: {
+        primary: 'id',
+        foreign: 'regiao_id',
+        foreignTable: 'escola'
+    }
+}).addValue({
+    name: 'year',
+    table: 'escola',
+    tableField: 'ano_censo',
+    resultField: 'year',
+    where: {
+        relation: '=',
+        type: 'integer',
+        field: 'ano_censo',
+        table: 'escola'
+    }
+}).addValue({
+    name: 'adm_dependency',
+    table: 'dependencia_adm',
+    tableField: 'nome',
+    resultField: 'adm_dependency_name',
+    where: {
+        relation: '=',
+        type: 'integer',
+        field: 'id'
+    },
+    join: {
+        primary: 'id',
+        foreign: 'dependencia_adm_id',
+        foreignTable: 'escola'
+    }
+}).addValue({
+    name: 'adm_dependency_detailed',
+    table: 'dependencia_adm',
+    tableField: 'nome',
+    resultField: 'adm_dependency_detailed_name',
+    where: {
+        relation: '=',
+        type: 'integer',
+        field: 'id'
+    },
+    join: {
+        primary: 'id',
+        foreign: 'dependencia_adm_priv',
+        foreignTable: 'escola'
+    }
+// tem problemas
+}).addValue({
+    name: 'government_agreement',
+    table: 'escola',
+    tableField: 'conveniada_pp',
+    resultField: 'conveniada_poder_publico',
+    where: {
+        relation: '=',
+        type: 'integer',
+        field: 'conveniada_pp'
+    }
+});
+
 schoolApp.get('/', rqf.parse(), rqf.build(), (req, res, next) => {
     console.log(req.filter);
     if(typeof req.filter === 'undefined' || Object.keys(req.filter).length === 0) {
@@ -90,4 +209,16 @@ schoolApp.get('/', rqf.parse(), rqf.build(), (req, res, next) => {
     next();
 }, query, response('school'));
 
+schoolApp.get('/count', rqfCount.parse(), rqfCount.build(), (req, res, next) => {
+
+    req.sql.from('escola')
+        .field('COUNT(escola.id)', 'total')
+        .field("'Brasil'", 'name')
+        .field('escola.ano_censo', 'year')
+        .group('escola.ano_censo')
+        .order('escola.ano_censo')
+        .where('escola.situacao_de_funcionamento = 1 AND escola.ensino_regular = 1');
+    next();
+}, query, response('school'));
+
 module.exports = schoolApp;