Refactoring Provider

src/main/java/stirling/software/SPDF/model/provider/Provider.java

@@ -0,0 +1,84 @@
+package stirling.software.SPDF.model.provider;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.stream.Collectors;
+
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@NoArgsConstructor
+public abstract class Provider {
+
+    private String issuer;
+    private String name;
+    private String clientName;
+    private String clientId;
+    private String clientSecret;
+    private Collection<String> scopes;
+    private String useAsUsername;
+
+    public Provider(
+            String issuer,
+            String name,
+            String clientName,
+            String clientId,
+            String clientSecret,
+            Collection<String> scopes,
+            String useAsUsername) {
+        this.issuer = issuer;
+        this.name = name;
+        this.clientName = clientName;
+        this.clientId = clientId;
+        this.clientSecret = clientSecret;
+        this.scopes = scopes;
+        this.useAsUsername = !useAsUsername.isBlank() ? useAsUsername : "email";
+    }
+
+    //    todo: why are we passing name here if it's not used?
+    public boolean isSettingsValid() {
+        return isValid(this.getIssuer(), "issuer")
+                && isValid(this.getClientId(), "clientId")
+                && isValid(this.getClientSecret(), "clientSecret")
+                && isValid(this.getScopes(), "scopes")
+                && isValid(this.getUseAsUsername(), "useAsUsername");
+    }
+
+    private boolean isValid(String value, String name) {
+        return value != null && !value.isBlank();
+    }
+
+    private boolean isValid(Collection<String> value, String name) {
+        return value != null && !value.isEmpty();
+    }
+
+    public void setIssuer(String issuer) {
+        this.issuer = issuer;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public void setClientName(String clientName) {
+        this.clientName = clientName;
+    }
+
+    public void setClientId(String clientId) {
+        this.clientId = clientId;
+    }
+
+    public void setClientSecret(String clientSecret) {
+        this.clientSecret = clientSecret;
+    }
+
+    public void setScopes(String scopes) {
+        this.scopes =
+                Arrays.stream(scopes.split(",")).map(String::trim).collect(Collectors.toList());
+    }
+
+    public void setUseAsUsername(String useAsUsername) {
+        this.useAsUsername = useAsUsername;
+    }
+}