add support for all crud and list in the service files

src/views/service-creator.ts

@@ -0,0 +1,46 @@
+import {EndpointDef} from "../systemGenService";
+import {lowercaseFirstLetter} from "./helpers";
+import {buildMapperFunctionName} from "./mapper-creator";
+
+
+function createServiceFunc(view: EndpointDef) {
+    // TODO: add support for doing things other than talking to the mapper e.g. API calls and cache checks
+    return buildServiceFunction(view);
+}
+
+function buildServiceFunction(view: EndpointDef): string {
+    let func: string = '';
+    let isListOrSearch: boolean = view.type === 'list' || view.type === 'search';
+    let funcName: string = buildServiceFunctionName(view);
+    // there should never be an 'undefined' item in funcParams but the compiler complained that it was possible
+    // TODO: funcParams should be sorted by 'required' so the optional params can come last and be left off when calling
+    let funcParams: (string | undefined)[] = (view.columns?.filter(column => column.param).map(column => column.param) || []).concat(view.filters?.filter(filter => filter.param).map(filter => filter.param) || []);
+    let columnParams: string[] = view.columns?.filter(column => column.param).map(column => { return '\n      ' + column.param + ': ' + column.param; });
+    let filterParams: string[] = view.filters?.filter(filter => filter.param).map(filter => { return '\n      ' + filter.param + ': ' + filter.param; }) || [];
+
+    if (isListOrSearch) {
+        funcParams.push('offset');
+        funcParams.push('limit');
+    }
+
+    func = `
+  public ${funcName}(${funcParams.join(', ')}) {
+    let params = {${columnParams}${columnParams.length ? ',' : ''}${filterParams}
+    };
+    return this.${mapperInstance(view)}.${buildMapperFunctionName(view)}(params${isListOrSearch ? ', offset, limit' : ''});
+  }
+`;
+    return func;
+}
+
+function buildServiceFunctionName(view: EndpointDef): string {
+    return buildMapperFunctionName(view); // the functions should have the same name... I'm pretty sure...
+}
+
+function mapperInstance(view: EndpointDef): string {
+    return `${lowercaseFirstLetter(view.component)}Mapper`;
+}
+
+export {
+    createServiceFunc
+}