Files
shields/services/transform-example.js

129 lines
2.9 KiB
JavaScript

'use strict'
const Joi = require('joi')
const optionalObjectOfKeyValues = Joi.object().pattern(
/./,
Joi.string().allow(null)
)
const optionalServiceData = Joi.object({
label: Joi.string(),
message: Joi.alternatives()
.try(
Joi.string()
.allow('')
.required(),
Joi.number()
)
.required(),
color: Joi.string(),
})
const schema = Joi.object({
// This should be:
// title: Joi.string().required(),
title: Joi.string(),
namedParams: optionalObjectOfKeyValues,
queryParams: optionalObjectOfKeyValues.default({}),
pattern: Joi.string(),
staticPreview: optionalServiceData,
previewUrl: Joi.string(),
keywords: Joi.array()
.items(Joi.string())
.default([]),
documentation: Joi.string(), // Valid HTML.
}).required()
function validateExample(example, index, ServiceClass) {
const result = Joi.attempt(
example,
schema,
`Example for ${ServiceClass.name} at index ${index}`
)
const { namedParams, pattern, staticPreview, previewUrl } = result
if (staticPreview) {
if (!pattern && !ServiceClass.route.pattern) {
throw new Error(
`Static preview for ${
ServiceClass.name
} at index ${index} does not declare a pattern`
)
} else if (!namedParams) {
throw new Error(
`Static preview for ${
ServiceClass.name
} at index ${index} does not declare namedParams`
)
}
if (previewUrl) {
throw new Error(
`Static preview for ${
ServiceClass.name
} at index ${index} also declares a dynamic previewUrl, which is not allowed`
)
}
} else if (!previewUrl) {
throw Error(
`Example for ${
ServiceClass.name
} at index ${index} is missing required previewUrl or staticPreview`
)
}
return result
}
function transformExample(inExample, index, ServiceClass) {
const {
// We should get rid of this transform, since the class name is never what
// we want to see.
title = ServiceClass.name,
namedParams,
queryParams,
pattern,
staticPreview,
previewUrl,
keywords,
documentation,
} = validateExample(inExample, index, ServiceClass)
let example
if (namedParams) {
example = {
pattern: ServiceClass._makeFullUrl(pattern || ServiceClass.route.pattern),
namedParams,
queryParams,
}
} else {
example = {
path: ServiceClass._makeFullUrl(previewUrl),
queryParams,
}
}
let preview
if (staticPreview) {
const badgeData = ServiceClass._makeBadgeData({}, staticPreview)
preview = {
label: badgeData.text[0],
message: `${badgeData.text[1]}`,
color: badgeData.colorscheme || badgeData.colorB,
}
} else {
preview = {
path: ServiceClass._makeFullUrl(previewUrl),
queryParams,
}
}
return { title, example, preview, keywords, documentation }
}
module.exports = {
validateExample,
transformExample,
}