To dynamically update the initial state after the page loads, you can use the following methods:
1. Using Vue's `nextTick` Method:
- Update State After Page Load:
- Use `nextTick` to ensure that the DOM updates are applied after the state change.
- This ensures that the updated state is reflected in the DOM.
javascript
import { nextTick } from 'vue';
// Update state after page load
async function updateState() {
// Perform any necessary actions to update the state
await nextTick();
// Now the DOM is updated
}
2. Using Vuex's `Mutation` and `Action`:
- Update State Dynamically:
- Use Vuex's `Mutation` and `Action` to update the state dynamically.
- This ensures that the state changes are properly tracked and updated in the Vuex store.
javascript
// Vuex Module
@Mutation
public SET_HERE_STATUS(status: boolean): void {
this.is_here = status;
}
// Vuex Action
@Action
public async setHereStatus() {
await axios.get('api/member_status').then((response) => {
if (response.here_status) {
this.SET_HERE_STATUS(true);
} else {
this.SET_HERE_STATUS(false);
}
});
}
3. Using Vue's `forceUpdate` Method:
- Force Update Component:
- Use Vue's `forceUpdate` method to manually trigger an update of the component.
- This ensures that the component is re-rendered with the updated state.
javascript
// Vue Component
export default {
methods: {
forceUpdate() {
this.$forceUpdate();
}
}
}
4. Using Vue's `key` Attribute:
- Update Component with Key:
- Use Vue's `key` attribute to inform Vue that a particular component is connected to a particular piece of data.
- If the `key` changes, Vue understands that it needs to delete the previous component and generate a new one.
html
<!-- Vue Component -->
<div :key="someKey">
<!-- Component content -->
</div>
By using these methods, you can effectively update the initial state after the page loads, ensuring that the state changes are properly tracked and reflected in the DOM.
Citations:[1] https://vuejs.org/guide/essentials/reactivity-fundamentals
[2] https://stackoverflow.com/questions/56626549/how-to-set-the-initial-state-in-vuex-dynamically-using-if-when-initializing
[3] https://blog.logrocket.com/correctly-force-vue-component-re-render/
[4] https://github.com/vuejs/vuex/issues/1118
[5] https://reintech.io/blog/working-with-dynamic-components-in-vuejs