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fix: form submission not appropriate #5126

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merged 1 commit into from
Dec 13, 2024

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@mynetfan mynetfan commented Dec 13, 2024

Description

修复表单在开启submitOnChange后在挂载后立即就会不适宜地提交一次的问题.
fix #5124

Type of change

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Summary by CodeRabbit

  • New Features

    • Improved handling of form value changes for better performance and reliability.
    • Enhanced initialization of value observation to ensure it starts after the component mounts.
  • Bug Fixes

    • Resolved issues related to form value change detection and submission timing.

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Latest commit: 0c64abf

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packages/@core/ui-kit/form-ui/src/vben-use-form.vue

Oops! Something went wrong! :(

ESLint: 9.16.0

Error [ERR_MODULE_NOT_FOUND]: Cannot find module '/node_modules/@vben/eslint-config/dist/index.mjs' imported from /eslint.config.mjs
at finalizeResolution (node:internal/modules/esm/resolve:257:11)
at moduleResolve (node:internal/modules/esm/resolve:914:10)
at defaultResolve (node:internal/modules/esm/resolve:1038:11)
at ModuleLoader.defaultResolve (node:internal/modules/esm/loader:557:12)
at ModuleLoader.resolve (node:internal/modules/esm/loader:525:25)
at ModuleLoader.getModuleJob (node:internal/modules/esm/loader:246:38)
at ModuleJob._link (node:internal/modules/esm/module_job:126:49)

Walkthrough

The changes in this pull request focus on the vben-use-form.vue component, involving updates to import statements and a refactoring of the logic for handling form value changes. The watch function is now set up within the onMounted lifecycle hook, ensuring it activates after the component mounts. A new debounced function, handleValuesChangeDebounced, replaces the previous implementation, utilizing cloneDeep for processing values. Other functions, such as handleKeyDownEnter and handleUpdateCollapsed, remain largely unchanged.

Changes

File Path Change Summary
packages/@core/ui-kit/form-ui/src/vben-use-form.vue Updated import statements, refactored value change handling logic, and adjusted the watch setup.

Possibly related PRs

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bug

Suggested reviewers

  • anncwb
  • vince292007

Poem

In a form where values play,
A rabbit hops and saves the day.
With each change, a watch is set,
Debouncing joy, no need to fret!
So let us cheer, with hearts so warm,
For the magic in our form! 🐇✨


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Actionable comments posted: 0

🧹 Outside diff range and nitpick comments (2)
packages/@core/ui-kit/form-ui/src/vben-use-form.vue (2)

69-73: Great fix for the premature form submission issue!

The implementation correctly addresses the issue by:

  1. Ensuring the watch is set up only after component mount
  2. Using nextTick to wait for form initialization
  3. Maintaining deep watching for nested form values

Consider enhancing the comment to document the specific issue this fixes:

- // 只在挂载后开始监听,form.values会有一个初始化的过程
+ // Only start watching after mount to prevent premature form submission during initialization

69-73: Consider adding error handling for the async operation

While the implementation is solid, it would be more robust with proper error handling:

 onMounted(async () => {
   // Only start watching after mount to prevent premature form submission during initialization
-  await nextTick();
-  watch(() => form.values, handleValuesChangeDebounced, { deep: true });
+  try {
+    await nextTick();
+    watch(() => form.values, handleValuesChangeDebounced, { deep: true });
+  } catch (error) {
+    console.error('Failed to setup form value watch:', error);
+  }
 });
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📥 Commits

Reviewing files that changed from the base of the PR and between cbca9ff and 0c64abf.

📒 Files selected for processing (1)
  • packages/@core/ui-kit/form-ui/src/vben-use-form.vue (2 hunks)
🔇 Additional comments (2)
packages/@core/ui-kit/form-ui/src/vben-use-form.vue (2)

9-11: LGTM! Import changes align with the implementation needs

The addition of nextTick, onMounted, and cloneDeep imports supports the new implementation for proper form value handling and lifecycle management.


64-67: Consider validating the debounce timeout value

The implementation looks good, using cloneDeep to ensure immutable form values and debouncing to optimize performance. However, please verify if the 300ms debounce timeout provides the optimal balance between responsiveness and performance for your use case.

Let's check if there are any established debounce timeout patterns in the codebase:

✅ Verification successful

The 300ms debounce timeout is consistent with codebase patterns

The debounce timeout of 300ms in the form value change handler aligns well with the established patterns in the codebase, where similar debounce timeouts range from 150ms to 200ms for various UI interactions. The slightly higher timeout (300ms) is appropriate for form value changes as it provides a good balance between responsiveness and performance, especially considering the additional processing with cloneDeep and potential form submissions.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for other debounce timeout values for consistency
rg -A 1 "useDebounceFn.*\(" --type ts --type vue

Length of output: 78


Script:

#!/bin/bash
# Search for other debounce timeout values for consistency, without file type restrictions
rg -A 1 "useDebounceFn.*\(" 

Length of output: 1253


Script:

#!/bin/bash
# Search for debounce timeout values in the found files
rg -A 2 "useDebounceFn.*\(" packages/effects/plugins/src/echarts/use-echarts.ts packages/@core/preferences/src/preferences.ts packages/@core/ui-kit/tabs-ui/src/use-tabs-view-scroll.ts packages/@core/composables/src/use-layout-style.ts

Length of output: 1704

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Bug: 表格在开启表单的submitOnChange后,挂载后会连续发起两次API请求
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