feat: burn native tokens (#5169)

* feat: burn native tokens * chore: cleanup burn function * ui: update burning confirmation style * chore: remove redundant prop * enhancement: add feature flag * chore: remove empty line Co-authored-by: Nicole O'Brien <nicole.obrien@iota.org>
iotaledger · Nov 14, 2022 · ce2df0c · ce2df0c
1 parent d75daed
commit ce2df0c
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Showing 5 changed files with 59 additions and 5 deletions.
diff --git a/packages/desktop/features/features.ts b/packages/desktop/features/features.ts
@@ -106,6 +106,9 @@ const features = {
         },
         assets: {
             enabled: true,
+            burnAsset: {
+                enabled: false,
+            },
         },
         activityHistory: {
             enabled: true,

diff --git a/packages/shared/components/modals/AssetActionsMenu.svelte b/packages/shared/components/modals/AssetActionsMenu.svelte
@@ -9,10 +9,13 @@
         hideActivitiesForHiddenAssets,
         NotVerifiedStatus,
         VerifiedStatus,
+        burnAsset,
     } from '@core/wallet'
     import { Icon } from '@lib/auxiliary/icon'
-    import { updatePopupProps } from '@auxiliary/popup'
-    import { HR, MenuItem, Modal } from 'shared/components'
+    import { closePopup, openPopup, updatePopupProps } from '@auxiliary/popup'
+    import { MenuItem, Modal } from 'shared/components'
+    import { checkActiveProfileAuth } from '@core/profile'
+    import features from '@features/features'
 
     export let modal: Modal = undefined
     export let asset: IAsset
@@ -53,6 +56,26 @@
 
     function handleBurnToken(): void {
         modal.close()
+        openPopup({
+            type: 'confirmation',
+            props: {
+                title: localize('actions.confirmTokenBurn.title', {
+                    values: {
+                        assetName: asset.metadata.name,
+                    },
+                }),
+                description: localize('actions.confirmTokenBurn.description'),
+                hint: localize('actions.confirmTokenBurn.hint'),
+                warning: true,
+                confirmText: localize('actions.burnToken'),
+                onConfirm: () => {
+                    checkActiveProfileAuth(async () => {
+                        await burnAsset(asset.id)
+                        closePopup()
+                    })
+                },
+            },
+        })
     }
 </script>
 
@@ -78,13 +101,11 @@
         {:else}
             <MenuItem icon={Icon.Hide} title={localize('actions.hideToken')} onClick={handleHide} />
         {/if}
-        <HR />
         <MenuItem
             icon={Icon.Delete}
+            disabled={!features?.wallet?.assets?.burnAsset?.enabled}
             title={localize('actions.burnToken')}
             onClick={handleBurnToken}
-            disabled={true}
-            variant="error"
         />
     </div>
 </Modal>
diff --git a/packages/shared/lib/core/wallet/actions/burnAsset.ts b/packages/shared/lib/core/wallet/actions/burnAsset.ts
@@ -0,0 +1,24 @@
+import { selectedAccount } from '@core/account/stores/selected-account.store'
+import { handleError } from '@core/error/handlers/handleError'
+import { handleLedgerError } from '@core/ledger'
+import { activeProfile, ProfileType } from '@core/profile'
+import { get } from 'svelte/store'
+import { selectedAccountAssets } from '../stores'
+
+export async function burnAsset(assetId: string): Promise<void> {
+    const account = get(selectedAccount)
+    const _activeProfile = get(activeProfile)
+    const nativeTokens = get(selectedAccountAssets).nativeTokens
+    try {
+        const balance = nativeTokens.find((_asset) => _asset.id === assetId)?.balance.available
+        if (balance) {
+            await account.burnNativeToken(assetId, '0x' + balance.toString(16))
+        }
+    } catch (err) {
+        if (_activeProfile.type === ProfileType.Ledger) {
+            handleLedgerError(err.error)
+        } else {
+            handleError(err)
+        }
+    }
+}
diff --git a/packages/shared/lib/core/wallet/actions/index.ts b/packages/shared/lib/core/wallet/actions/index.ts
@@ -1,3 +1,4 @@
+export * from './burnAsset'
 export * from './claimActivity'
 export * from './getAccountAssetsForSelectedAccount'
 export * from './generateAndStoreActivitiesForAllAccounts'

diff --git a/packages/shared/locales/en.json b/packages/shared/locales/en.json
@@ -979,6 +979,11 @@
             "description": "Are you sure you want to reject this transaction?",
             "node": "Please note that rejecting a transaction only hides it from your Activity feed"
         },
+        "confirmTokenBurn": {
+            "title": "Burn {assetName}",
+            "description": "Are you sure you want burn this token?",
+            "hint": "Please note that burning a token may free storage deposit attached to it and is not reversible"
+        },
         "proceedAnyway": "Proceed anyway",
         "save": "Save",
         "importSeed": "Import an existing seed",