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Add support for enums in Elm operations (#2982)

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This commit is contained in:
Erik Timmers
2019-05-28 17:00:04 +02:00
committed by William Cheng
parent d748312818
commit 38b1fe2d36
3 changed files with 91 additions and 37 deletions
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74
modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/ElmClientCodegen.java
View File

@@ -567,44 +567,56 @@ public class ElmClientCodegen extends DefaultCodegen implements CodegenConfig {
return "(Just " + value + ")";
}
private Optional<String> paramToStringMapper(final String paramName, final CodegenProperty property) {
if (property.isEnum) {
return Optional.of(toVarName(paramName) + "ToString");
} else if (property.isString || property.isBinary || property.isByteArray) {
return Optional.empty();
} else if (property.isBoolean) {
return Optional.of("(\\val -> if val then \"true\" else \"false\")");
} else if (property.isDateTime) {
return Optional.of("DateTime.toString");
} else if (property.isDate) {
return Optional.of("DateOnly.toString");
} else if (property.isUuid) {
return Optional.of("Uuid.toString");
} else if (ElmVersion.ELM_018.equals(elmVersion)) {
return Optional.of("toString");
} else if (property.isInteger || property.isLong) {
return Optional.of("String.fromInt");
} else if (property.isFloat || property.isDouble) {
return Optional.of("String.fromFloat");
}
throw new RuntimeException("Parameter '" + paramName + "' cannot be converted to a string. Please report the issue.");
}
private CodegenProperty paramToProperty(final CodegenParameter parameter) {
final CodegenProperty property = new CodegenProperty();
property.isEnum = parameter.isEnum;
property.isString = parameter.isString;
property.isBinary = parameter.isBinary;
property.isByteArray = parameter.isByteArray;
property.isBoolean = parameter.isBoolean;
property.isDateTime = parameter.isDateTime;
property.isDate = parameter.isDate;
property.isUuid = parameter.isUuid;
property.isInteger = parameter.isInteger;
property.isLong = parameter.isLong;
property.isFloat = parameter.isFloat;
property.isDouble = parameter.isDouble;
return property;
}
private String paramToString(final String prefix, final CodegenParameter param, final boolean useMaybe, final String maybeMapResult) {
final String paramName = (ElmVersion.ELM_018.equals(elmVersion) ? "" : prefix + ".") + param.paramName;
if (!useMaybe) {
param.required = true;
}
String mapFn = null;
if (param.isString || param.isBinary || param.isByteArray) {
mapFn = "";
} else if (param.isBoolean) {
mapFn = "(\\val -> if val then \"true\" else \"false\")";
} else if (param.isDateTime) {
mapFn = "DateTime.toString";
} else if (param.isDate) {
mapFn = "DateOnly.toString";
} else if (param.isUuid) {
mapFn = "Uuid.toString";
} else if (ElmVersion.ELM_018.equals(elmVersion)) {
mapFn = "toString";
} else if (param.isInteger || param.isLong) {
mapFn = "String.fromInt";
} else if (param.isFloat || param.isDouble) {
mapFn = "String.fromFloat";
} else if (param.isListContainer) {
// TODO duplicate ALL types from parameter to property...
if (param.items.isString || param.items.isUuid || param.items.isBinary || param.items.isByteArray) {
mapFn = "String.join \",\"";
}
}
if (mapFn == null) {
throw new RuntimeException("Parameter '" + param.paramName + "' cannot be converted to a string. Please report the issue.");
}
final String mapFn = param.isListContainer
? "(String.join \",\"" + paramToStringMapper(param.paramName, param.items).map(mapper -> " << List.map " + mapper).orElse("") + ")"
: paramToStringMapper(param.paramName, paramToProperty(param)).orElse("");
if (param.isListContainer) {
if (!param.required) {
mapFn = "(" + mapFn + ")";
}
}
String mapResult = "";
if (maybeMapResult != null) {
if ("".equals(mapFn)) {

29
modules/openapi-generator/src/main/resources/elm/api.mustache vendored
View File

@@ -1,6 +1,6 @@
{{>licenseInfo}}
module Request.{{classname}} exposing ({{#operations}}{{#operation}}{{^-first}}, {{/-first}}{{operationId}}{{/operation}}{{/operations}})
module Request.{{classname}} exposing ({{#operations}}{{#operation}}{{^-first}}, {{/-first}}{{operationId}}{{#allParams}}{{#isEnum}}, {{enumName}}(..){{/isEnum}}{{/allParams}}{{/operation}}{{/operations}})
{{>imports}}import Dict
import Http
@@ -8,6 +8,29 @@ import Json.Decode as Decode
import Url.Builder as Url
{{#operations}}
{{#operation}}
{{#allParams}}
{{#isEnum}}
type {{enumName}}
{{#allowableValues.enumVars}} {{#-first}}= {{/-first}}{{^-first}}| {{/-first}}{{name}}
{{/allowableValues.enumVars}}
{{paramName}}ToString : {{enumName}} -> String
{{paramName}}ToString value =
case value of
{{#allowableValues.enumVars}} {{name}} ->
{{{value}}}
{{/allowableValues.enumVars}}
{{/isEnum}}
{{/allParams}}
{{/operation}}
{{/operations}}
{{^enableCustomBasePaths}}basePath : String
basePath =
"{{basePath}}"
@@ -29,8 +52,8 @@ basePath =
{{#enableCustomBasePaths}} , basePath : String{{/enableCustomBasePaths}}
{{#enableHttpRequestTrackers}} , tracker : Maybe String{{/enableHttpRequestTrackers}}
{{#bodyParam}} , body : {{^required}}Maybe {{/required}}{{dataType}}{{/bodyParam}}
{{#pathParams}} , {{paramName}} : {{#isListContainer}}List {{/isListContainer}}{{dataType}}{{/pathParams}}
{{#queryParams}} , {{paramName}} : {{^required}}Maybe ({{/required}}{{#isListContainer}}List {{/isListContainer}}{{dataType}}{{^required}}){{/required}}{{/queryParams}}
{{#pathParams}} , {{paramName}} : {{#isListContainer}}List {{/isListContainer}}{{#datatypeWithEnum}}{{datatypeWithEnum}}{{/datatypeWithEnum}}{{^datatypeWithEnum}}{{dataType}}{{/datatypeWithEnum}}{{/pathParams}}
{{#queryParams}} , {{paramName}} : {{^required}}Maybe ({{/required}}{{#isListContainer}}List {{/isListContainer}}{{#datatypeWithEnum}}{{datatypeWithEnum}}{{/datatypeWithEnum}}{{^datatypeWithEnum}}{{dataType}}{{/datatypeWithEnum}}{{^required}}){{/required}}{{/queryParams}}
}
-> Cmd msg
{{operationId}} {{#headerParams.0}}headers {{/headerParams.0}}params =