magento#7366: GraphQL: Document password change mutations. Mutation: …

…requestPasswordResetEmail.

- https://devdocs.magento.com/guides/v2.4/graphql/mutations/revoke-customer-token.html

src/_data/toc/graphql.yml

@@ -213,6 +213,10 @@ pages:
           url: /graphql/mutations/reorder-items.html
           exclude_versions: ["2.3"]
 
+        - label: requestPasswordResetEmail mutation
+          url: /graphql/mutations/request-password-reset-email.html
+          exclude_versions: ["2.3"]
+
         - label: revokeCustomerToken mutation
           url: /graphql/mutations/revoke-customer-token.html
 

src/guides/v2.4/graphql/mutations/request-password-reset-email.md

@@ -0,0 +1,63 @@
+---
+group: graphql
+title: requestPasswordResetEmail mutation
+contributor_name: Atwix
+contributor_link: https://www.atwix.com/
+---
+
+The `requestPasswordResetEmail` mutation triggers the password reset email by the provided email address. Use it to initiate a reset password process for the registered customer before [resetPassword]({{page.baseurl}}/graphql/mutations/reset-password.html) mutation call. 
+
+## Syntax
+
+`mutation: {requestPasswordResetEmail(email: String!): Boolean}`
+
+## Example usage
+
+The following call triggers the password reset email.
+
+**Request:**
+
+```graphql
+mutation {
+  requestPasswordResetEmail(
+    email: "roni_cost@example.com"
+  )
+}
+```
+
+**Response:**
+
+```json
+{
+  "data": {
+    "requestPasswordResetEmail": true
+  }
+}
+```
+
+Customer will receive an email with an URL to reset a password.
+
+![Reset password email]({{ page.baseurl }}/graphql/images/reset-password-email.png)
+
+Example of `Set a New Password` button reset URL:
+
+```
+https://<MAGENTOSITE>/customer/account/createPassword/?token=gh80pkjGdsPyiXc0sUUXswX1uGN7crUr
+```
+
+## Input arguments
+
+Mutation contains a required `email` argument specified an email of customer.
+
+## Output attributes
+
+The `requestPasswordResetEmail` mutation returns `true` if reset password operation has been successfully initiated and email with a reset link has been sent. Otherwise returns `false`.
+
+## Errors
+
+Error | Description
+--- | ---
+`Cannot reset the customer's password` | General error message which appears on some internal system errors. The original error is logged and can be found in Magento logs.
+`The account is locked` | You cannot modify a locked customer account.
+`The email address has an invalid format.` | The value provided in the `email` argument has an invalid format.
+`You must specify an email address.` | The empty value is provided in the `email` argument.