Improve typescript & javascript backends

Author: ganatan

backend-javascript/.env.development

@@ -9,7 +9,7 @@ PORT=3000
 CORS_ORIGIN=http://localhost:3000
 
 # === BASE DE DONNEES ===
-DB_CLIENT=mock # pg | mysql | mock | mongo
+DB_CLIENT=mysql # pg | mysql | mock | mongo
 
 # === AUTHENTIFICATION MOCK ===
 FAKE_USER_NAME=editor_user

backend-javascript/eslint.config.js

@@ -6,6 +6,7 @@ export default defineConfig([
   {
     ignores: [
       'dist/**',
+      'sql/**',
       'eslint.config.js',
       'webpack.config.js',
     ],

backend-javascript/sql/database-scripts/create-database.js

@@ -0,0 +1,22 @@
+'use strict';
+
+const DatabaseService = require('../../src/features/setup/database-service');
+
+async function main() {
+  const databaseName = 'backend_angular';
+
+  try {
+    console.log(`Starting database creation for: ${databaseName}`);
+    const databaseService = new DatabaseService();
+    await databaseService.createDatabase(databaseName);
+    console.log(`Database ${databaseName} created successfully`);
+  } catch (error) {
+    console.error(`Error creating database: ${error.message}`);
+    throw error;
+  }
+}
+
+main().catch((error) => {
+  console.error('Unhandled error:', error.message);
+  throw error;
+});

backend-javascript/sql/database-scripts/create-domains.js

@@ -0,0 +1,25 @@
+'use strict';
+
+const DomainService = require('../../src/features/setup/domain-service');
+
+async function main() {
+  try {
+    console.log('Starting domains creation');
+    const domainService = new DomainService();
+    const domainsCreated = await domainService.createDomains();
+
+    if (domainsCreated && domainsCreated.length > 0) {
+      console.log('Domains created successfully:', domainsCreated.map(domain => domain.name).join(', '));
+    } else {
+      console.log('No domains were created');
+    }
+  } catch (error) {
+    console.error(`Error creating domains: ${error.message}`);
+    throw error;
+  }
+}
+
+main().catch((error) => {
+  console.error('Unhandled error:', error.message);
+  throw error;
+});

backend-javascript/sql/database-sql/mongodb/create-collections.js

@@ -0,0 +1,7 @@
+db.createCollection("continent");
+
+db.createCollection("country");
+
+db.createCollection("city");
+
+db.createCollection("person");

backend-javascript/sql/database-sql/mongodb/insert-data.js

@@ -0,0 +1,21 @@
+
+db.continent.insertMany([
+  {
+    "code": "NA",
+    "name": "North America-mongodb",
+    "wikipediaLink": "North_America",
+    "area": 24709000,
+    "population": 587615000,
+    "countriesNumber": 23
+  },
+  {
+    "code": "EU",
+    "name": "Europe-mongodb",
+    "wikipediaLink": "Europe",
+    "area": 10180000,
+    "population": 742648000,
+    "countriesNumber": 45
+  }
+]);
+
+

backend-javascript/sql/database-sql/mysql/features/continent-get-items.json

@@ -0,0 +1,88 @@
+{
+  "paginationTotals": {
+    "count": 7,
+    "area": 150278011,
+    "population": 6344901941,
+    "countriesNumber": 682,
+    "density": "42.22109"
+  },
+  "allTotals": {
+    "count": 7,
+    "area": 150278011,
+    "population": 6344901941,
+    "countriesNumber": 682,
+    "density": "42.22109"
+  },
+  "continents": [
+    {
+      "id": 1016,
+      "code": "AF44",
+      "name": "Africa-pgbxcvbxc",
+      "wikipediaLink": "Africa1111",
+      "area": 30370011,
+      "population": 451,
+      "countriesNumber": 541,
+      "density": 0.00001
+    },
+    {
+      "id": 1017,
+      "code": "AN",
+      "name": "Antarctica-pg",
+      "wikipediaLink": "Antarctica",
+      "area": 14000000,
+      "population": 4490,
+      "countriesNumber": 0,
+      "density": 0.00032
+    },
+    {
+      "id": 1018,
+      "code": "AS",
+      "name": "Asia-pgdfghdfgh",
+      "wikipediaLink": "Asia",
+      "area": 44579000,
+      "population": 4545133000,
+      "countriesNumber": 47,
+      "density": 101.95682
+    },
+    {
+      "id": 1019,
+      "code": "OC",
+      "name": "Australia-pg",
+      "wikipediaLink": "Australia_(continent)",
+      "area": 8600000,
+      "population": 41261000,
+      "countriesNumber": 14,
+      "density": 4.79779
+    },
+    {
+      "id": 1020,
+      "code": "EU",
+      "name": "Europe-pg",
+      "wikipediaLink": "Europe",
+      "area": 10180000,
+      "population": 742648000,
+      "countriesNumber": 45,
+      "density": 72.95167
+    },
+    {
+      "id": 1021,
+      "code": "NA",
+      "name": "North America-pg",
+      "wikipediaLink": "North_America",
+      "area": 24709000,
+      "population": 587615000,
+      "countriesNumber": 23,
+      "density": 23.78142
+    },
+    {
+      "id": 1022,
+      "code": "SA",
+      "name": "South America-pg",
+      "wikipediaLink": "South_America",
+      "area": 17840000,
+      "population": 428240000,
+      "countriesNumber": 12,
+      "density": 24.00448
+    }
+  ]
+}

backend-javascript/sql/database-sql/mysql/features/continent-get-items.sql

@@ -0,0 +1,147 @@
+WITH filtered_data AS (
+  SELECT
+    id,
+    code,
+    name,
+    wikipedia_link AS wikipedia_link,
+    CAST(area AS SIGNED) AS area,
+    CAST(population AS DECIMAL(15, 2)) AS population,
+    CAST(countries_number AS SIGNED) AS countries_number,
+    ROUND(
+      CAST(population AS DECIMAL(15, 2)) / NULLIF(CAST(area AS DECIMAL(15, 2)), 0),
+      5
+    ) AS density
+  FROM
+    continent
+  WHERE
+    LOWER(name) LIKE '%a%' 
+  ORDER BY
+    name ASC
+),
+pagination AS (
+  SELECT
+    id,
+    code,
+    name,
+    wikipedia_link AS wikipediaLink,
+    CAST(area AS SIGNED) AS area,
+    CAST(population AS DECIMAL(15, 2)) AS population,
+    CAST(countries_number AS SIGNED) AS countriesNumber,
+    ROUND(
+      CAST(population AS DECIMAL(15, 2)) / NULLIF(CAST(area AS DECIMAL(15, 2)), 0),
+      5
+    ) AS density
+  FROM
+    filtered_data
+  LIMIT
+    5 OFFSET 0
+),
+totals AS (
+  SELECT
+    CAST(SUM(area) AS SIGNED) AS total_area_all,
+    CAST(SUM(population) AS DECIMAL(15, 2)) AS total_population_all,
+    CAST(SUM(countries_number) AS SIGNED) AS total_countries_number_all,
+    COUNT(id) AS count_all,
+    ROUND(
+      CAST(SUM(population) AS DECIMAL(15, 2)) / NULLIF(CAST(SUM(area) AS DECIMAL(15, 2)), 0),
+      5
+    ) AS average_density_all
+  FROM
+    filtered_data
+),
+totals_pagination AS (
+  SELECT
+    CAST(SUM(area) AS SIGNED) AS total_area,
+    CAST(SUM(population) AS DECIMAL(15, 2)) AS total_population,
+    CAST(SUM(countriesNumber) AS SIGNED) AS total_countries_number,
+    COUNT(id) AS count,
+    ROUND(
+      CAST(SUM(population) AS DECIMAL(15, 2)) / NULLIF(CAST(SUM(area) AS DECIMAL(15, 2)), 0),
+      5
+    ) AS average_density
+  FROM
+    pagination
+)
+SELECT
+  (
+    SELECT
+      count_all
+    FROM
+      totals
+  ) AS count,
+  (
+    SELECT
+      total_area_all
+    FROM
+      totals
+  ) AS area,
+  (
+    SELECT
+      total_population_all
+    FROM
+      totals
+  ) AS population,
+  (
+    SELECT
+      total_countries_number_all
+    FROM
+      totals
+  ) AS countriesNumber,
+  (
+    SELECT
+      count
+    FROM
+      totals_pagination
+  ) AS countPagination,
+  (
+    SELECT
+      total_area
+    FROM
+      totals_pagination
+  ) AS areaPagination,
+  (
+    SELECT
+      total_population
+    FROM
+      totals_pagination
+  ) AS populationPagination,
+  (
+    SELECT
+      total_countries_number
+    FROM
+      totals_pagination
+  ) AS countriesNumberPagination,
+  (
+    SELECT
+      average_density_all
+    FROM
+      totals
+  ) AS density,
+  (
+    SELECT
+      average_density
+    FROM
+      totals_pagination
+  ) AS densityPagination,
+  JSON_ARRAYAGG(
+    JSON_OBJECT(
+      'id',
+      pagination.id,
+      'code',
+      pagination.code,
+      'name',
+      pagination.name,
+      'wikipediaLink',
+      pagination.wikipediaLink,
+      'area',
+      pagination.area,
+      'population',
+      pagination.population,
+      'countriesNumber',
+      pagination.countriesNumber,
+      'density',
+      pagination.density
+    )
+  ) AS continents
+FROM
+  pagination;

backend-javascript/sql/database-sql/mysql/setup/create-database.sql

@@ -0,0 +1,3 @@
+DROP DATABASE IF EXISTS backend_javascript;
+
+CREATE DATABASE backend_javascript;

backend-javascript/sql/database-sql/mysql/setup/create-tables.sql

@@ -0,0 +1,56 @@
+CREATE TABLE continent (
+     id MEDIUMINT NOT NULL AUTO_INCREMENT,
+     code CHAR(10) NOT NULL,
+     name CHAR(100) NOT NULL,
+     wikipedia_link CHAR(100) DEFAULT "",
+     area INT DEFAULT 0,
+     population BIGINT DEFAULT 0,
+     countries_number INT DEFAULT 0,
+     PRIMARY KEY (id)
+);
+
+ALTER TABLE
+     continent AUTO_INCREMENT = 1000;
+
+CREATE TABLE country (
+     id MEDIUMINT NOT NULL AUTO_INCREMENT,
+     name CHAR(50) NOT NULL,
+     wikipedia_link CHAR(50) DEFAULT "",
+     continent_id INT,
+     iso_numeric CHAR(50),
+     iso_alpha2 CHAR(50),
+     iso_alpha3 CHAR(50),
+     flag CHAR(50),
+     PRIMARY KEY (id)
+);
+
+ALTER TABLE
+     country AUTO_INCREMENT = 1000;
+
+CREATE TABLE city (
+     id MEDIUMINT NOT NULL AUTO_INCREMENT,
+     name CHAR(50) NOT NULL,
+     wikipedia_link CHAR(50) DEFAULT "",
+     country_id INTEGER,
+     capital BOOLEAN DEFAULT false,
+     PRIMARY KEY (id)
+);
+
+ALTER TABLE
+     city AUTO_INCREMENT = 1000;
+
+CREATE TABLE person (
+     id MEDIUMINT NOT NULL AUTO_INCREMENT,
+     name CHAR(100) NOT NULL,
+     wikipedia_link CHAR(100) NOT NULL,
+     birth_date DATE,
+     birth_city_id INT,
+     death_date DATE,
+     death_city_id INT,
+     gender_id INT,
+     image CHAR(50),
+     PRIMARY KEY (id)
+);
+
+ALTER TABLE
+     person AUTO_INCREMENT = 1000;