añadido todo lo referente a paises

src/main/java/com/imprimelibros/erp/paises/Paises.java

@@ -0,0 +1,82 @@
+package com.imprimelibros.erp.paises;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+
+@Entity
+@Table(name = "paises")
+public class Paises {
+
+    @Id
+    @Column(name = "keyword", length = 64, nullable = false)
+    private String keyword;
+
+    @Column(name = "code", length = 2, nullable = false, unique = true)
+    private String code;
+
+    @Column(name = "code3", length = 3, nullable = false, unique = true)
+    private String code3;
+
+    @Column(name = "currency", length = 3, nullable = false)
+    private String currency;
+
+    // --- Getters & Setters ---
+
+    public String getKeyword() {
+        return keyword;
+    }
+
+    public void setKeyword(String keyword) {
+        this.keyword = keyword;
+    }
+
+    public String getCode() {
+        return code;
+    }
+
+    public void setCode(String code) {
+        this.code = code;
+    }
+
+    public String getCode3() {
+        return code3;
+    }
+
+    public void setCode3(String code3) {
+        this.code3 = code3;
+    }
+
+    public String getCurrency() {
+        return currency;
+    }
+
+    public void setCurrency(String currency) {
+        this.currency = currency;
+    }
+
+    // --- toString, equals & hashCode ---
+
+    @Override
+    public String toString() {
+        return "Paises{" +
+                "keyword='" + keyword + '\'' +
+                ", code='" + code + '\'' +
+                ", code3='" + code3 + '\'' +
+                ", currency='" + currency + '\'' +
+                '}';
+    }
+
+    @Override
+    public int hashCode() {
+        return keyword != null ? keyword.hashCode() : 0;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) return true;
+        if (!(obj instanceof Paises other)) return false;
+        return keyword != null && keyword.equals(other.keyword);
+    }
+}

src/main/java/com/imprimelibros/erp/paises/PaisesController.java

@@ -0,0 +1,73 @@
+package com.imprimelibros.erp.paises;
+
+import org.springframework.context.MessageSource;
+import org.springframework.web.bind.annotation.*;
+
+import java.text.Collator;
+import java.util.*;
+import java.util.stream.Collectors;
+
+@RestController
+@RequestMapping("/api/paises")
+public class PaisesController {
+
+    private final PaisesRepository paisesRepository;
+    private final MessageSource messageSource;
+
+    public PaisesController(PaisesRepository paisesRepository, MessageSource messageSource) {
+        this.paisesRepository = paisesRepository;
+        this.messageSource = messageSource;
+    }
+
+    /**
+     * Compatible con Select2 (AJAX):
+     * - Soporta parámetros opcionales:
+     * - q / term : texto a buscar
+     * - lang : ej. "es", "en" (si se omite usa Locale actual)
+     *
+     * Respuesta:
+     * { "results": [ { "id": "espania", "text": "España" }, ... ] }
+     */
+    @GetMapping
+    public Map<String, Object> getPaises(
+            @RequestParam(value = "q", required = false) String q1,
+            @RequestParam(value = "term", required = false) String q2,
+            Locale locale) {
+
+        // Termino de búsqueda (Select2 usa 'q' o 'term' según versión/config)
+        String search = Optional.ofNullable(q1).orElse(q2);
+        if (search != null) {
+            search = search.trim();
+        }
+        final String q = (search == null || search.isEmpty())
+                ? null
+                : search.toLowerCase(locale);
+
+        List<Paises> all = paisesRepository.findAll();
+
+        // Mapear a opciones id/text con i18n y filtrar por búsqueda si llega
+        List<Map<String, String>> options = all.stream()
+                .map(cc -> {
+                    String key = cc.getKeyword();
+                    String text = messageSource.getMessage("paises." + key, null, key, locale);
+                    Map<String, String> m = new HashMap<>();
+                    m.put("id", key); // lo normal en Select2: id = valor que guardarás (keyword)
+                    m.put("text", text); // texto mostrado, i18n con fallback a keyword
+                    return m;
+                })
+                .filter(opt -> {
+                    if (q == null || q.isEmpty())
+                        return true;
+                    String text = opt.get("text").toLowerCase(locale);
+                    String id = opt.get("id").toLowerCase(locale);
+                    return text.contains(q) || id.contains(q);
+                })
+                .sorted(Comparator.comparing(m -> m.get("text"), Collator.getInstance(locale)))
+                .collect(Collectors.toList());
+
+        // Estructura Select2
+        Map<String, Object> resp = new HashMap<>();
+        resp.put("results", options);
+        return resp;
+    }
+}

src/main/java/com/imprimelibros/erp/paises/PaisesRepository.java

@@ -0,0 +1,16 @@
+package com.imprimelibros.erp.paises;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+@Repository
+public interface PaisesRepository extends JpaRepository<Paises, String> {
+
+    Optional<Paises> findByCode(String code);
+
+    Optional<Paises> findByCode3(String code3);
+
+    Optional<Paises> findByCurrency(String currency);
+}

src/main/resources/db/changelog/changesets/0003-create-paises.yml

@@ -0,0 +1,52 @@
+databaseChangeLog:
+  - changeSet:
+      id: 0003-create-paises
+      author: jjo
+      changes:
+        - createTable:
+            tableName: paises
+            columns:
+              - column:
+                  name: keyword
+                  type: varchar(64)
+                  constraints:
+                    nullable: false
+                    primaryKey: true
+                    primaryKeyName: pk_paises
+              - column:
+                  name: code
+                  type: char(2)
+                  constraints:
+                    nullable: false
+              - column:
+                  name: code3
+                  type: char(3)
+                  constraints:
+                    nullable: false
+              - column:
+                  name: currency
+                  type: char(3)
+                  constraints:
+                    nullable: false
+
+        - addUniqueConstraint:
+            tableName: paises
+            columnNames: code
+            constraintName: uq_paises_code
+
+        - addUniqueConstraint:
+            tableName: paises
+            columnNames: code3
+            constraintName: uq_paises_code3
+
+        - loadData:
+            tableName: paises
+            file: db/changelog/data/paises.csv
+            separator: ","
+            encoding: UTF-8
+            quotchar: '"'
+
+      rollback:
+        - dropTable:
+            tableName: paises
+            cascadeConstraints: true

src/main/resources/db/changelog/data/paises.csv

@@ -0,0 +1,40 @@
+keyword,code,code3,currency
+argentina,ar,arg,ARS
+austria,at,aut,EUR
+australia,au,aus,AUD
+bosnia_herzegovina,ba,bih,BAM
+belgica,be,bel,EUR
+bulgaria,bg,bgr,BGN
+canada,ca,can,CAD
+suiza,ch,che,CHF
+chile,cl,chl,CLP
+colombia,co,col,COP
+republica_checa,cz,cze,CZK
+alemania,de,deu,EUR
+dinamarca,dk,dnk,DKK
+estonia,ee,est,EUR
+espania,es,esp,EUR
+finlandia,fi,fin,EUR
+francia,fr,fra,EUR
+reino_unido,gb,gbr,GBP
+grecia,gr,grc,EUR
+croacia,hr,hrv,EUR
+hungria,hu,hun,HUF
+irlanda,ie,irl,EUR
+israel,il,isr,ILS
+italia,it,ita,EUR
+lituania,lt,ltu,EUR
+luxemburgo,lu,lux,EUR
+letonia,lv,lva,EUR
+mexico,mx,mex,MXN
+holanda,nl,nld,EUR
+noruega,no,nor,NOK
+peru,pe,per,PEN
+polonia,pl,pol,PLN
+portugal,pt,prt,EUR
+rumania,ro,rou,RON
+serbia,rs,srb,RSD
+suecia,se,swe,SEK
+eslovenia,si,svn,EUR
+eslovaquia,sk,svk,EUR
+eeuu,us,usa,USD

src/main/resources/db/changelog/master.yml

@@ -2,4 +2,6 @@ databaseChangeLog:
   - include:
       file: db/changelog/changesets/0001-baseline.yml
   - include:
-      file: db/changelog/changesets/0002-create-pedidos.yml
+      file: db/changelog/changesets/0002-create-pedidos.yml
+  - include:
+      file: db/changelog/changesets/0003-create-paises.yml

src/main/resources/i18n/paises_en.properties

@@ -0,0 +1,39 @@
+paises.argentina=Argentina
+paises.austria=Austria
+paises.australia=Australia
+paises.bosnia_herzegovina=Bosnia and Herzegovina
+paises.belgica=Belgium
+paises.bulgaria=Bulgaria
+paises.canada=Canada
+paises.suiza=Switzerland
+paises.chile=Chile
+paises.colombia=Colombia
+paises.republica_checa=Czech Republic
+paises.alemania=Germany
+paises.dinamarca=Denmark
+paises.estonia=Estonia
+paises.espania=Spain
+paises.finlandia=Finland
+paises.francia=France
+paises.reino_unido=United Kingdom
+paises.grecia=Greece
+paises.croacia=Croatia
+paises.hungria=Hungary
+paises.irlanda=Ireland
+paises.israel=Israel
+paises.italia=Italy
+paises.lituania=Lithuania
+paises.luxemburgo=Luxembourg
+paises.letonia=Latvia
+paises.mexico=Mexico
+paises.holanda=Netherlands
+paises.noruega=Norway
+paises.peru=Peru
+paises.polonia=Poland
+paises.portugal=Portugal
+paises.rumania=Romania
+paises.serbia=Serbia
+paises.suecia=Sweden
+paises.eslovenia=Slovenia
+paises.eslovaquia=Slovakia
+paises.eeuu=United States

src/main/resources/i18n/paises_es.properties

@@ -0,0 +1,39 @@
+paises.argentina=Argentina
+paises.austria=Austria
+paises.australia=Australia
+paises.bosnia_herzegovina=Bosnia y Herzegovina
+paises.belgica=Bélgica
+paises.bulgaria=Bulgaria
+paises.canada=Canadá
+paises.suiza=Suiza
+paises.chile=Chile
+paises.colombia=Colombia
+paises.republica_checa=República Checa
+paises.alemania=Alemania
+paises.dinamarca=Dinamarca
+paises.estonia=Estonia
+paises.espania=España
+paises.finlandia=Finlandia
+paises.francia=Francia
+paises.reino_unido=Reino Unido
+paises.grecia=Grecia
+paises.croacia=Croacia
+paises.hungria=Hungría
+paises.irlanda=Irlanda
+paises.israel=Israel
+paises.italia=Italia
+paises.lituania=Lituania
+paises.luxemburgo=Luxemburgo
+paises.letonia=Letonia
+paises.mexico=México
+paises.holanda=Países Bajos
+paises.noruega=Noruega
+paises.peru=Perú
+paises.polonia=Polonia
+paises.portugal=Portugal
+paises.rumania=Rumanía
+paises.serbia=Serbia
+paises.suecia=Suecia
+paises.eslovenia=Eslovenia
+paises.eslovaquia=Eslovaquia
+paises.eeuu=Estados Unidos