Ooder AIStudio AI 代码补全深度揭秘

// A2UI 组件定义示例
{
  "type": "Form",
  "id": "userForm",
  "children": [
    { "type": "Input", "id": "name", "label": "姓名" },
    { "type": "Button", "id": "submit", "text": "提交", "onClick": "handleSubmit" }
  ],
  "bindings": {
    "name": "user.name"
  }
}

RAD.AICompletion = (function() {
    // 配置项
    var CONFIG = {
        debounceMs: 300,          // 防抖延迟
        minPrefixLength: 20,      // 最小前缀长度
        maxPrefixChars: 6000,     // 发送给 API 的最大前缀字符数
        maxSuffixChars: 2000,     // 发送给 API 的最大后缀字符数
        apiEndpoint: '/RAD/completion/fim',
    };

    // Ghost Text 渲染
    function showGhostText(cm, text, line, ch) {
        // 灰色斜体样式
        var span = document.createElement('span');
        span.className = 'cm-ai-ghost-text';
        span.textContent = text;
        span.style.cssText = 'color: #888; opacity: 0.5; font-style: italic;';

        cm.markText(
            { line: line, ch: ch },
            { line: line, ch: ch + text.length },
            { replacedWith: span }
        );
    }

    // SSE 流式读取
    function readSSEStream(response, cm, ctx) {
        var reader = response.body.getReader();
        var decoder = new TextDecoder();
        var fullText = '';

        return reader.read().then(function process(result) {
            if (result.done) {
                showGhostText(cm, fullText, ctx.line, ctx.ch);
                return;
            }
            // 解析 SSE data，实时更新 Ghost Text
            fullText += parseSSEData(result.value);
            showGhostText(cm, fullText, ctx.line, ctx.ch);
            return reader.read().then(process);
        });
    }

    return {
        register: function(cm) { /* 注册到 CodeMirror */ },
        trigger: function(cm) { /* 手动触发 */ },
        accept: function(cm) { /* Tab 接受 */ },
        dismiss: function(cm) { /* Esc 取消 */ },
    };
})();

@RestController
@RequestMapping("/RAD/completion")
public class CodeCompletionController {

    // ood 框架 API 摘要（注入 JS 上下文）
    private static final String OOD_JS_CONTEXT =
        "// ood framework API:\n" +
        "// ood.Dom: select, create, append, remove, attr, css, on, off\n" +
        "// ood.UI: Dialog, List, Tree, Tabs, Form, Grid, Button\n" +
        "// ood.str: startWith, endWith, trim, format\n" +
        "// ood.arr: each, indexOf, remove, filter, map\n";

    @PostMapping("/fim")
    public SseEmitter fimCompletion(@RequestBody CompletionRequest request) {
        // 1. 增强 prompt（注入 ood 框架上下文）
        String enhancedPrompt = enhancePrompt(request);

        // 2. 调用 DeepSeek FIM API（流式）
        Map<String, Object> body = Map.of(
            "model", "deepseek-chat",
            "prompt", enhancedPrompt,
            "suffix", request.getSuffix(),
            "max_tokens", 256,
            "temperature", 0.2,
            "stream", true
        );

        // 3. SSE 流式返回
        SseEmitter emitter = new SseEmitter(30000L);
        executor.execute(() -> callFimApiStreaming(body, emitter));
        return emitter;
    }
}

// 传统低代码生成的代码（AI 难以理解）
public class Form_123456 {
    private String field_abc;
    private String field_def;
    // ...
}

// OOD 注解驱动代码（AI 可精准补全）
@Component(type = "Form")
@ApiBind(url = "/api/user", method = "GET")
public class UserForm {
    @FormField(label = "姓名", required = true)
    private String name;

    @FormField(label = "邮箱", validator = "email")
    private String email;

    // AI 可根据注解自动补全：
    // - getter/setter
    // - 校验逻辑
    // - API 调用代码
}

// 用户输入
ood.Dom.select('#userForm')

// AI 补全（已注入 ood.Dom API 文档）
ood.Dom.select('#userForm')
    .addClass('active')
    .on('submit', function(e) {
        e.preventDefault();
        // ...
    });