working on document view/edit

company/build.gradle.kts

@@ -4,5 +4,6 @@ dependencies{
     implementation(project(":core"))
     implementation("de.srsoftware:configuration.api:1.0.2")
     implementation("de.srsoftware:tools.jdbc:1.3.2")
+    implementation("de.srsoftware:tools.util:2.0.3")
 }
 

company/src/main/java/de/srsoftware/umbrella/company/CompanyModule.java

@@ -38,6 +38,16 @@ public class CompanyModule implements CompanyService {
 		return members;
 	}
 
+	@Override
+	public Collection<Company> listCompaniesOf(UmbrellaUser user) throws UmbrellaException {
+		return companyDb.listCompaniesOf(user.id());
+	}
+
+	@Override
+	public boolean membership(long companyId, long userId) throws UmbrellaException {
+		return companyDb.getMembers(companyId).contains(userId);
+	}
+
 	@Override
 	public UserService userService() {
 		return users;

company/src/main/java/de/srsoftware/umbrella/company/SqliteDb.java

@@ -6,6 +6,7 @@ import static de.srsoftware.tools.jdbc.Query.select;
 import static de.srsoftware.umbrella.company.Constants.TABLE_COMPANIES;
 import static de.srsoftware.umbrella.company.Constants.TABLE_COMPANIES_USERS;
 import static de.srsoftware.umbrella.core.Constants.*;
+import static de.srsoftware.umbrella.core.exceptions.UmbrellaException.databaseException;
 
 import de.srsoftware.umbrella.company.api.CompanyDb;
 import de.srsoftware.umbrella.core.exceptions.UmbrellaException;
@@ -32,7 +33,20 @@ public class SqliteDb implements CompanyDb {
 			rs.close();
 			return ids;
 		} catch (SQLException e) {
-			throw new UmbrellaException("Failed to load members of company {0}",companyId);
+			throw databaseException("Failed to load members of company {0}",companyId);
+		}
+	}
+
+	@Override
+	public Collection<Company> listCompaniesOf(long userId) throws UmbrellaException {
+		try {
+			var rs = select("*").from(TABLE_COMPANIES).leftJoin(ID,TABLE_COMPANIES_USERS,COMPANY_ID).where(USER_ID,equal(userId)).exec(db);
+			var companies = new HashSet<Company>();
+			while (rs.next()) companies.add(Company.of(rs));
+			rs.close();
+			return companies;
+		} catch (SQLException e) {
+			throw databaseException("Failed to load companies for user {0}",userId);
 		}
 	}
 
@@ -46,7 +60,7 @@ public class SqliteDb implements CompanyDb {
 			if (company == null) throw new UmbrellaException("Could not load company {0}",companyId);
 			return company;
 		} catch (SQLException e){
-			throw new UmbrellaException("Could not load company {0}",companyId);
+			throw databaseException("Could not load company {0}",companyId);
 		}
 	}
 }

company/src/main/java/de/srsoftware/umbrella/company/api/CompanyDb.java

@@ -8,5 +8,7 @@ import java.util.Collection;
 public interface CompanyDb {
 	Collection<Long> getMembers(long companyId) throws UmbrellaException;
 
+	Collection<Company> listCompaniesOf(long id) throws UmbrellaException;
+
 	Company load(long companyId) throws UmbrellaException;
 }