Feature/allow changing of fixed rate price (#399)

* added price field to edit metadata form

* use method for updating price

* get exchangeId for setRate function

* setRate method update

* misc fixes

Signed-off-by: mihaisc <mihai.scarlat@smartcontrol.ro>

* revert price

Signed-off-by: mihaisc <mihai.scarlat@smartcontrol.ro>

* get correct exchange id

Signed-off-by: mihaisc <mihai.scarlat@smartcontrol.ro>

* add price to MetadataEditForm interface

* fixed lint error

* disable update price on assets with dynamic price

* display price input only on fixed price

* price input changes

* fixed price input displayed when no price is set

* review fixes

* fixes

Co-authored-by: mihaisc <mihai.scarlat@smartcontrol.ro>
Co-authored-by: Norbi <katunanorbert@gmai.com>

content/pages/edit.json

@@ -20,6 +20,15 @@
         "rows": 10,
         "required": true
       },
+      {
+        "name": "price",
+        "label": "New Price",
+        "type": "number",
+        "min": "1",
+        "placeholder": "0",
+        "help": "Enter a new price.",
+        "required": true
+      },
       {
         "name": "links",
         "label": "Sample file",

src/@types/MetaData.d.ts

@@ -29,6 +29,7 @@ export interface MetadataEditForm {
   name: string
   description: string
   timeout: string
+  price?: number
   links?: string | EditableMetadataLinks[]
 }
 

src/components/organisms/AssetActions/Edit/FormEditMetadata.tsx

@@ -47,15 +47,17 @@ export default function FormEditMetadata({
   data,
   setShowEdit,
   setTimeoutStringValue,
-  values
+  values,
+  showPrice
 }: {
   data: FormFieldProps[]
   setShowEdit: (show: boolean) => void
   setTimeoutStringValue: (value: string) => void
   values: Partial<MetadataPublishForm>
+  showPrice: boolean
 }): ReactElement {
   const { accountId } = useWeb3()
-  const { ocean } = useOcean()
+  const { ocean, config } = useOcean()
   const {
     isValid,
     validateField,
@@ -79,16 +81,20 @@ export default function FormEditMetadata({
 
   return (
     <Form className={styles.form}>
-      {data.map((field: FormFieldProps) => (
+      {data.map(
+        (field: FormFieldProps) =>
+          (!showPrice && field.name === 'price') || (
             <Field
               key={field.name}
               {...field}
               component={Input}
+              prefix={field.name === 'price' && config.oceanTokenSymbol}
               onChange={(e: ChangeEvent<HTMLInputElement>) =>
                 handleFieldChange(e, field)
               }
             />
-      ))}
+          )
+      )}
 
       <footer className={styles.actions}>
         <Button

src/components/organisms/AssetActions/Edit/index.tsx

@@ -36,6 +36,7 @@ const contentQuery = graphql`
                 label
                 help
                 type
+                min
                 required
                 sortOptions
                 options
@@ -60,13 +61,25 @@ export default function Edit({
   const { debug } = useUserPreferences()
   const { accountId } = useWeb3()
   const { ocean } = useOcean()
-  const { metadata, ddo, refreshDdo } = useAsset()
+  const { metadata, ddo, refreshDdo, price } = useAsset()
   const [success, setSuccess] = useState<string>()
   const [error, setError] = useState<string>()
   const [timeoutStringValue, setTimeoutStringValue] = useState<string>()
 
   const hasFeedback = error || success
 
+  async function updateFixedPrice(newPrice: number) {
+    const setPriceResp = await ocean.fixedRateExchange.setRate(
+      price.address,
+      newPrice,
+      accountId
+    )
+    if (!setPriceResp) {
+      setError(content.form.error)
+      Logger.error(content.form.error)
+    }
+  }
+
   async function handleSubmit(
     values: Partial<MetadataEditForm>,
     resetForm: () => void
@@ -79,6 +92,10 @@ export default function Edit({
         links: typeof values.links !== 'string' ? values.links : []
       })
 
+      price.type === 'exchange' &&
+        values.price !== price.value &&
+        (await updateFixedPrice(values.price))
+
       if (!ddoEditedMetdata) {
         setError(content.form.error)
         Logger.error(content.form.error)
@@ -124,7 +141,8 @@ export default function Edit({
     <Formik
       initialValues={getInitialValues(
         metadata,
-        ddo.findServiceByType('access').attributes.main.timeout
+        ddo.findServiceByType('access').attributes.main.timeout,
+        price.value
       )}
       validationSchema={validationSchema}
       onSubmit={async (values, { resetForm }) => {
@@ -158,6 +176,7 @@ export default function Edit({
                 setShowEdit={setShowEdit}
                 setTimeoutStringValue={setTimeoutStringValue}
                 values={initialValues}
+                showPrice={price.type === 'exchange'}
               />
 
               <aside>

src/models/FormEditMetadata.ts

@@ -1,4 +1,4 @@
-import { MetadataMarket, MetadataPublishForm } from '../@types/MetaData'
+import { MetadataMarket, MetadataEditForm } from '../@types/MetaData'
 import { secondsToString } from '../utils/metadata'
 import { EditableMetadataLinks } from '@oceanprotocol/lib'
 import * as Yup from 'yup'
@@ -8,17 +8,20 @@ export const validationSchema = Yup.object().shape({
     .min(4, (param) => `Title must be at least ${param.min} characters`)
     .required('Required'),
   description: Yup.string().required('Required').min(10),
+  price: Yup.number().required('Required'),
   links: Yup.array<EditableMetadataLinks[]>().nullable(),
   timeout: Yup.string().required('Required')
 })
 
 export function getInitialValues(
   metadata: MetadataMarket,
-  timeout: number
-): Partial<MetadataPublishForm> {
+  timeout: number,
+  price: number
+): Partial<MetadataEditForm> {
   return {
     name: metadata.main.name,
     description: metadata.additionalInformation.description,
+    price: price,
     links: metadata.additionalInformation.links,
     timeout: secondsToString(timeout)
   }