feat: oauth revamp + support for multiple grant types in oauth (#3885)

Co-authored-by: jamesgeorge007 <jamesgeorge998001@gmail.com>

packages/hoppscotch-common/src/components/http/Authorization.vue

@@ -82,7 +82,7 @@
                 :active="authName === 'OAuth 2.0'"
                 @click="
                   () => {
-                    auth.authType = 'oauth-2'
+                    selectOAuth2AuthType()
                     hide()
                   }
                 "
@@ -177,15 +177,24 @@
             />
           </div>
         </div>
-        <div v-if="auth.authType === 'oauth-2'">
+        <div v-if="auth.authType === 'oauth-2'" class="w-full">
           <div class="flex flex-1 border-b border-dividerLight">
+            <!-- Ensure a new object is assigned here to avoid reactivity issues -->
             <SmartEnvInput
-              v-model="auth.token"
+              :model-value="auth.grantTypeInfo.token"
               placeholder="Token"
               :envs="envs"
+              @update:model-value="
+                auth.grantTypeInfo = { ...auth.grantTypeInfo, token: $event }
+              "
             />
           </div>
-          <HttpOAuth2Authorization v-model="auth" :envs="envs" />
+          <HttpOAuth2Authorization
+            v-model="auth"
+            :is-collection-property="isCollectionProperty"
+            :envs="envs"
+            :source="source"
+          />
         </div>
         <div v-if="auth.authType === 'api-key'">
           <HttpAuthorizationApiKey v-model="auth" :envs="envs" />
@@ -217,7 +226,7 @@ import IconExternalLink from "~icons/lucide/external-link"
 import IconCircleDot from "~icons/lucide/circle-dot"
 import IconCircle from "~icons/lucide/circle"
 import { computed, ref } from "vue"
-import { HoppRESTAuth } from "@hoppscotch/data"
+import { HoppRESTAuth, HoppRESTAuthOAuth2 } from "@hoppscotch/data"
 import { pluckRef } from "@composables/ref"
 import { useI18n } from "@composables/i18n"
 import { useColorMode } from "@composables/theming"
@@ -226,17 +235,27 @@ import { onMounted } from "vue"
 import { HoppInheritedProperty } from "~/helpers/types/HoppInheritedProperties"
 import { AggregateEnvironment } from "~/newstore/environments"
 
+import { getDefaultAuthCodeOauthFlowParams } from "~/services/oauth/flows/authCode"
+
 const t = useI18n()
 
 const colorMode = useColorMode()
 
-const props = defineProps<{
-  modelValue: HoppRESTAuth
-  isCollectionProperty?: boolean
-  isRootCollection?: boolean
-  inheritedProperties?: HoppInheritedProperty
-  envs?: AggregateEnvironment[]
-}>()
+const props = withDefaults(
+  defineProps<{
+    modelValue: HoppRESTAuth
+    isCollectionProperty?: boolean
+    isRootCollection?: boolean
+    inheritedProperties?: HoppInheritedProperty
+    envs?: AggregateEnvironment[]
+    source?: "REST" | "GraphQL"
+  }>(),
+  {
+    source: "REST",
+    envs: undefined,
+    inheritedProperties: undefined,
+  }
+)
 
 const emit = defineEmits<{
   (e: "update:modelValue", value: HoppRESTAuth): void
@@ -272,6 +291,30 @@ const getAuthName = (type: HoppRESTAuth["authType"] | undefined) => {
   return AUTH_KEY_NAME[type] ? AUTH_KEY_NAME[type] : "None"
 }
 
+const selectOAuth2AuthType = () => {
+  const defaultGrantTypeInfo: HoppRESTAuthOAuth2["grantTypeInfo"] = {
+    ...getDefaultAuthCodeOauthFlowParams(),
+    grantType: "AUTHORIZATION_CODE",
+    token: "",
+  }
+
+  // @ts-expect-error - the existing grantTypeInfo might be in the auth object, typescript doesnt know that
+  const existingGrantTypeInfo = auth.value.grantTypeInfo as
+    | HoppRESTAuthOAuth2["grantTypeInfo"]
+    | undefined
+
+  const grantTypeInfo = existingGrantTypeInfo
+    ? existingGrantTypeInfo
+    : defaultGrantTypeInfo
+
+  auth.value = <HoppRESTAuth>{
+    ...auth.value,
+    authType: "oauth-2",
+    addTo: "HEADERS",
+    grantTypeInfo: grantTypeInfo,
+  }
+}
+
 const authActive = pluckRef(auth, "authActive")
 
 const clearContent = () => {