Examples with Form com.walmartlabs.concord.forms.Form used on opensource projects

Example 1 with Form

use of com.walmartlabs.concord.forms.Form in project concord by walmartlabs.

the class FormCallCommand method execute.

@Override
protected void execute(Runtime runtime, State state, ThreadId threadId) {
    String eventRef = UUID.randomUUID().toString();
    Context ctx = runtime.getService(Context.class);
    ExpressionEvaluator expressionEvaluator = runtime.getService(ExpressionEvaluator.class);
    EvalContext evalContext = EvalContextFactory.global(ctx);
    FormCall call = getStep();
    String formName = expressionEvaluator.eval(evalContext, call.getName(), String.class);
    ProcessDefinition processDefinition = runtime.getService(ProcessDefinition.class);
    ProcessConfiguration processConfiguration = runtime.getService(ProcessConfiguration.class);
    List<FormField> fields = assertFormFields(expressionEvaluator, evalContext, processConfiguration, processDefinition, formName, call);
    Form form = Form.builder().name(formName).eventName(eventRef).options(buildFormOptions(expressionEvaluator, evalContext, call)).fields(buildFormFields(expressionEvaluator, evalContext, fields, Objects.requireNonNull(call.getOptions()).values())).build();
    FormService formService = runtime.getService(FormService.class);
    formService.save(form);
    state.peekFrame(threadId).pop();
    state.setEventRef(threadId, eventRef);
    state.setStatus(threadId, ThreadStatus.SUSPENDED);
}

Example 2 with Form

use of com.walmartlabs.concord.forms.Form in project concord by walmartlabs.

the class FormResourceV2 method get.

/**
 * Return the current state of a form instance.
 */
@SuppressWarnings({ "unchecked", "rawtypes" })
public FormInstanceEntry get(UUID processInstanceId, String formName) {
    PartialProcessKey processKey = PartialProcessKey.from(processInstanceId);
    Form form = formService.get(processKey, formName);
    if (form == null) {
        throw new ConcordApplicationException("Form " + formName + " not found. Process ID: " + processKey, Status.NOT_FOUND);
    }
    List<FormInstanceEntry.Field> fields = new ArrayList<>();
    for (FormField f : form.fields()) {
        String fieldName = f.name();
        FormInstanceEntry.Cardinality c = map(f.cardinality());
        String type = f.type();
        Serializable value = f.defaultValue();
        Serializable allowedValue = f.allowedValue();
        Map options = f.options();
        fields.add(new FormInstanceEntry.Field(fieldName, f.label(), type, c, value, allowedValue, options));
    }
    String name = form.name();
    boolean yield = form.options().yield();
    String resourcePath = FORMS_RESOURCES_PATH + "/" + name;
    boolean isCustomForm = formService.exists(processKey, resourcePath);
    return new FormInstanceEntry(processInstanceId.toString(), name, fields, isCustomForm, yield);
}

Example 3 with Form

use of com.walmartlabs.concord.forms.Form in project concord by walmartlabs.

the class CustomFormServiceV2 method continueSession.

private Response continueSession(UriInfo uriInfo, HttpHeaders headers, ProcessKey processKey, String formName, Map<String, Object> data) {
    // TODO locking
    Form form = assertForm(processKey, formName);
    boolean yield = form.options().yield();
    Path dst = cfg.getBaseDir().resolve(processKey.toString()).resolve(formName);
    Path formDir = dst.resolve(FORM_DIR_NAME);
    try {
        Map<String, Object> m = new HashMap<>();
        try {
            m = FormUtils.convert(new ExternalFileFormValidatorLocaleV2(processKey, formName, stateManager), form, data);
            FormSubmitResult r = formService.submit(processKey, formName, m);
            if (r.isValid()) {
                if (yield) {
                    // this was the last "interactive" form. The process will continue in "background"
                    // and users should get a success page.
                    writeData(formDir, success(form, m, processKey.getInstanceId()));
                } else {
                    while (true) {
                        ProcessStatus s = queueDao.getStatus(processKey);
                        if (s == ProcessStatus.SUSPENDED) {
                            String nextFormId = formService.nextFormId(processKey);
                            if (nextFormId == null) {
                                writeData(formDir, success(form, m, processKey.getInstanceId()));
                                break;
                            } else {
                                FormSessionResponse nextSession = startSession(processKey, nextFormId);
                                return redirectTo(nextSession.getUri());
                            }
                        } else if (s == ProcessStatus.FAILED || s == ProcessStatus.CANCELLED || s == ProcessStatus.TIMED_OUT) {
                            writeData(formDir, processFailed(form, m, processKey.getInstanceId()));
                            break;
                        } else if (s == ProcessStatus.FINISHED) {
                            writeData(formDir, success(form, m, processKey.getInstanceId()));
                            break;
                        }
                        try {
                            // TODO exp back off?
                            Thread.sleep(STATUS_REFRESH_DELAY);
                        } catch (InterruptedException e) {
                            Thread.currentThread().interrupt();
                        }
                    }
                }
            } else {
                writeData(formDir, prepareData(form, m, r.getErrors(), processKey.getInstanceId()));
            }
        } catch (FormUtils.ValidationException e) {
            ValidationError err = ValidationError.of(e.getField().name(), e.getMessage());
            FormData d = prepareData(form, m, Collections.singletonList(err), processKey.getInstanceId());
            writeData(formDir, d);
        }
    } catch (Exception e) {
        throw new ConcordApplicationException("Error while submitting a form", e);
    }
    return redirectToForm(uriInfo, headers, processKey, formName);
}

Example 4 with Form

use of com.walmartlabs.concord.forms.Form in project concord by walmartlabs.

the class CustomFormServiceV2 method startSession.

private FormSessionResponse startSession(ProcessKey processKey, String formName) {
    // TODO locking
    Form form = assertForm(processKey, formName);
    Path dst = cfg.getBaseDir().resolve(processKey.toString()).resolve(formName);
    try {
        Path formDir = dst.resolve(FORM_DIR_NAME);
        if (!Files.exists(formDir)) {
            Files.createDirectories(formDir);
        }
        String resource = FormServiceV1.FORMS_RESOURCES_PATH + "/" + form.name();
        // copy original branding files into the target directory
        boolean branded = stateManager.exportDirectory(processKey, resource, copyTo(formDir));
        if (!branded) {
            // not branded, redirect to the default wizard
            String uri = String.format(NON_BRANDED_FORM_URL_TEMPLATE, processKey, formName);
            return new FormSessionResponse(uri);
        }
        // create JS file containing the form's data
        writeData(formDir, initialData(form, processKey.getInstanceId()));
        // copy shared resources (if present)
        copySharedResources(processKey, dst);
    } catch (IOException e) {
        log.warn("startSession ['{}', '{}'] -> error while preparing a custom form: {}", processKey, formName, e);
        throw new ConcordApplicationException("Error while preparing a custom form", e);
    }
    return new FormSessionResponse(formPath(processKey, formName));
}

Example 5 with Form

use of com.walmartlabs.concord.forms.Form in project concord by walmartlabs.

the class CustomFormServiceV2 method prepareData.

private FormData prepareData(boolean success, boolean processFailed, Form form, Map<String, Object> overrides, boolean skipMissingOverrides, List<ValidationError> errors, UUID processInstanceId) {
    // TODO merge with FormResource
    Map<String, FormDataDefinition> _definitions = new HashMap<>();
    // the order of precedence should be:
    // submitted value > form call value > field's default value > environment value
    Map<String, Object> _values = new HashMap<>(form.options().extraValues());
    Map<String, String> _errors = new HashMap<>();
    form.fields().stream().filter(f -> f.defaultValue() != null).forEach(f -> _values.put(f.name(), f.defaultValue()));
    List<String> fields = form.fields().stream().map(FormField::name).collect(Collectors.toList());
    for (FormField f : form.fields()) {
        Object allowedValue = f.allowedValue();
        _definitions.put(f.name(), new FormDataDefinition(f.label(), f.type(), convert(f.cardinality()), allowedValue));
        Object v = overrides != null ? overrides.get(f.name()) : null;
        if (v == null && skipMissingOverrides) {
            continue;
        }
        if (v == null) {
            continue;
        }
        _values.put(f.name(), v);
    }
    if (errors != null) {
        for (ValidationError e : errors) {
            _errors.put(e.fieldName(), e.error());
        }
    }
    String submitUrl = String.format(FORM_WIZARD_CONTINUE_URL_TEMPLATE, processInstanceId, form.name());
    return new FormData(success, processFailed, submitUrl, fields, _definitions, _values, _errors);
}