chore: Replace campaign mixin with composable [CW-3463] (#9987)

# Pull Request Template

## Description

Repalces campaignMixin and its usage with the new useCampaign mixin

Fixes
https://linear.app/chatwoot/issue/CW-3463/rewrite-campaignmixin-mixin-to-a-composable

---------

Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>
Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

app/javascript/dashboard/routes/dashboard/settings/campaigns/AddCampaign.vue

@@ -4,7 +4,7 @@ import { useVuelidate } from '@vuelidate/core';
 import { required } from '@vuelidate/validators';
 import { useAlert } from 'dashboard/composables';
 import WootMessageEditor from 'dashboard/components/widgets/WootWriter/Editor.vue';
-import campaignMixin from 'shared/mixins/campaignMixin';
+import { useCampaign } from 'shared/composables/useCampaign';
 import WootDateTimePicker from 'dashboard/components/ui/DateTimePicker.vue';
 import { URLPattern } from 'urlpattern-polyfill';
 import { CAMPAIGNS_EVENTS } from '../../../../helper/AnalyticsHelper/events';
@@ -14,9 +14,9 @@ export default {
     WootDateTimePicker,
     WootMessageEditor,
   },
-  mixins: [campaignMixin],
   setup() {
-    return { v$: useVuelidate() };
+    const { campaignType, isOngoingType, isOneOffType } = useCampaign();
+    return { v$: useVuelidate(), campaignType, isOngoingType, isOneOffType };
   },
   data() {
     return {

app/javascript/dashboard/routes/dashboard/settings/campaigns/Campaign.vue

@@ -1,7 +1,7 @@
 <script>
 import { mapGetters } from 'vuex';
 import { useAlert } from 'dashboard/composables';
-import campaignMixin from 'shared/mixins/campaignMixin';
+import { useCampaign } from 'shared/composables/useCampaign';
 import CampaignsTable from './CampaignsTable.vue';
 import EditCampaign from './EditCampaign.vue';
 export default {
@@ -9,13 +9,16 @@ export default {
     CampaignsTable,
     EditCampaign,
   },
-  mixins: [campaignMixin],
   props: {
     type: {
       type: String,
       default: '',
     },
   },
+  setup() {
+    const { campaignType } = useCampaign();
+    return { campaignType };
+  },
   data() {
     return {
       showEditPopup: false,

app/javascript/dashboard/routes/dashboard/settings/campaigns/CampaignsTable.vue

@@ -1,7 +1,7 @@
 <script>
 import Spinner from 'shared/components/Spinner.vue';
 import EmptyState from 'dashboard/components/widgets/EmptyState.vue';
-import campaignMixin from 'shared/mixins/campaignMixin';
+import { useCampaign } from 'shared/composables/useCampaign';
 import CampaignCard from './CampaignCard.vue';
 
 export default {
@@ -10,9 +10,6 @@ export default {
     Spinner,
     CampaignCard,
   },
-
-  mixins: [campaignMixin],
-
   props: {
     campaigns: {
       type: Array,
@@ -27,7 +24,10 @@ export default {
       default: false,
     },
   },
-
+  setup() {
+    const { isOngoingType } = useCampaign();
+    return { isOngoingType };
+  },
   computed: {
     currentInboxId() {
       return this.$route.params.inboxId;

app/javascript/dashboard/routes/dashboard/settings/campaigns/EditCampaign.vue

@@ -4,14 +4,13 @@ import { useVuelidate } from '@vuelidate/core';
 import { required } from '@vuelidate/validators';
 import { useAlert } from 'dashboard/composables';
 import WootMessageEditor from 'dashboard/components/widgets/WootWriter/Editor.vue';
-import campaignMixin from 'shared/mixins/campaignMixin';
+import { useCampaign } from 'shared/composables/useCampaign';
 import { URLPattern } from 'urlpattern-polyfill';
 
 export default {
   components: {
     WootMessageEditor,
   },
-  mixins: [campaignMixin],
   props: {
     selectedCampaign: {
       type: Object,
@@ -19,7 +18,8 @@ export default {
     },
   },
   setup() {
-    return { v$: useVuelidate() };
+    const { isOngoingType } = useCampaign();
+    return { v$: useVuelidate(), isOngoingType };
   },
   data() {
     return {

app/javascript/dashboard/routes/dashboard/settings/campaigns/Index.vue

@@ -1,5 +1,5 @@
 <script>
-import campaignMixin from 'shared/mixins/campaignMixin';
+import { useCampaign } from 'shared/composables/useCampaign';
 import Campaign from './Campaign.vue';
 import AddCampaign from './AddCampaign.vue';
 
@@ -8,7 +8,10 @@ export default {
     Campaign,
     AddCampaign,
   },
-  mixins: [campaignMixin],
+  setup() {
+    const { isOngoingType } = useCampaign();
+    return { isOngoingType };
+  },
   data() {
     return { showAddPopup: false };
   },