2026-03-04 13:56:08 +08:00
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"""
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app/agents.py - 多Agent系统:PM Agent -> QA Agent -> Dev Agent 的工作流
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"""
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import logging
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from app.config import get_settings
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import json
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from openai import OpenAI
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2026-03-06 15:47:35 +08:00
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from app.message import send_requirement_result, send_test_cases, send_message_to_feishu, send_generate_code, send_workflow_start
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2026-03-04 13:56:08 +08:00
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from app.models import RequirementAnalysis, TestCaseResult, CodeGenerationResult
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# 初始化日志
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger(__name__)
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class PMAgent:
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"""产品经理Agent - 完善和扩展需求"""
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def __init__(self):
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self.settings = get_settings()
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self.client = OpenAI(api_key=self.settings.api_key, base_url=self.settings.base_url)
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def analyze_requirement(self, simple_requirement: str) -> RequirementAnalysis:
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"""
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分析和完善简单的需求描述
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Args:
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simple_requirement: 用户提供的简单需求描述
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Returns:
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RequirementAnalysis: 包含完善后的需求信息
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"""
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prompt = f"""你是一个资深的产品经理。请根据以下简单的需求描述,进行深入分析和完善。
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需求描述:{simple_requirement}
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请按以下格式返回JSON结果(必须是有效的JSON格式):
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{{
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"functional_requirements": ["功能需求1", "功能需求2", ...],
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"non_functional_requirements": ["非功能需求1", "非功能需求2", ...],
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"acceptance_criteria": ["验收标准1", "验收标准2", ...],
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"edge_cases": ["边缘情况1", "边缘情况2", ...],
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"summary": "需求总结说明"
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}}
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要求:
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1. 识别至少3个功能需求
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2. 识别至少2个非功能需求(性能、安全、可维护性等)
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3. 为每个功能列出至少2个严格的验收标准
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4. 识别至少3个潜在的边缘情况
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5. 提供清晰的需求总结
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返回ONLY JSON内容,不要有其他文字。"""
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response = self.client.chat.completions.create(
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model=self.settings.model,
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messages=[
|
2026-03-06 15:47:35 +08:00
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{"role": "system", "content": "你是一个资深的产品经理,擅长需求分析和拆解,输出必须是严格的 JSON 格式。"},
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2026-03-04 13:56:08 +08:00
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{"role": "user", "content": prompt}
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],
|
2026-03-06 15:47:35 +08:00
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temperature=0.2,
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max_tokens=2000,
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response_format={"type": "json_object"}
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2026-03-04 13:56:08 +08:00
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)
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# 提取响应内容
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content = response.choices[0].message.content
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# 解析JSON
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try:
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result = json.loads(content)
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return RequirementAnalysis(**result)
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except json.JSONDecodeError:
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# 如果JSON解析失败,尝试提取JSON部分
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import re
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json_match = re.search(r'\{.*\}', content, re.DOTALL)
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if json_match:
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result = json.loads(json_match.group())
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return RequirementAnalysis(**result)
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raise ValueError(f"无法解析Agent响应: {content}")
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class QAAgent:
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"""质量保证Agent - 生成测试用例"""
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def __init__(self):
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self.settings = get_settings()
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self.client = OpenAI(api_key=self.settings.api_key, base_url=self.settings.base_url)
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def generate_test_cases(self, requirement_analysis: RequirementAnalysis) -> TestCaseResult:
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"""
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|
基于需求分析生成测试用例
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Args:
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|
requirement_analysis: PM Agent的分析结果
|
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Returns:
|
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TestCaseResult: 包含测试用例的结果
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"""
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# 构建需求信息
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|
requirement_text = f"""
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|
功能需求:
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|
{chr(10).join(f"- {req}" for req in requirement_analysis["functional_requirements"])}
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|
非功能需求:
|
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|
{chr(10).join(f"- {req}" for req in requirement_analysis["non_functional_requirements"])}
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|
验收标准:
|
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|
{chr(10).join(f"- {ac}" for ac in requirement_analysis["acceptance_criteria"])}
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|
边缘情况:
|
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|
{chr(10).join(f"- {ec}" for ec in requirement_analysis["edge_cases"])}
|
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|
需求总结:
|
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|
|
{requirement_analysis["summary"]}
|
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|
|
|
|
"""
|
|
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|
|
2026-03-06 15:47:35 +08:00
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|
prompt = f"""你是一个资深的Java QA工程师。根据以下需求信息,生成全面的Java测试用例和测试策略。所有测试用例必须基于Java语言,步骤和预期结果要符合Java的类型系统、异常机制和JUnit测试框架。
|
2026-03-04 13:56:08 +08:00
|
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|
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|
{requirement_text}
|
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|
|
|
|
|
|
|
|
|
|
请返回JSON格式的结果(必须是有效的JSON格式):
|
|
|
|
|
|
{{
|
|
|
|
|
|
"test_cases": [
|
|
|
|
|
|
{{
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|
|
"test_id": "TC001",
|
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|
"test_name": "测试用例名称",
|
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|
|
"precondition": "前置条件",
|
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|
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|
|
"steps": ["步骤1", "步骤2", ...],
|
|
|
|
|
|
"expected_result": "预期结果",
|
2026-03-06 15:47:35 +08:00
|
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|
"test_type": "必须从以下值中选择一个:功能测试、性能测试、安全测试"
|
2026-03-04 13:56:08 +08:00
|
|
|
|
}},
|
|
|
|
|
|
...
|
|
|
|
|
|
],
|
|
|
|
|
|
"test_strategy": "测试策略说明",
|
|
|
|
|
|
"coverage_plan": "测试覆盖计划"
|
|
|
|
|
|
}}
|
|
|
|
|
|
|
|
|
|
|
|
要求:
|
|
|
|
|
|
1. 为每个功能需求生成至少2个测试用例
|
|
|
|
|
|
2. 为每个边缘情况生成1个测试用例
|
|
|
|
|
|
3. 生成至少1个性能测试用例
|
|
|
|
|
|
4. 生成至少1个安全测试用例
|
2026-03-06 15:47:35 +08:00
|
|
|
|
5. 测试用例要包含明确的步骤和预期结果,步骤和预期结果必须符合Java语言特性(不要出现Python或其他语言的描述)
|
|
|
|
|
|
6. 步骤和预期结果必须用自然语言描述,不得包含任何代码片段或代码块,不要出现 ```、assert、assertEquals 等代码语法
|
|
|
|
|
|
7. 测试策略不要出现JUnit或者Java这种字眼,应该是针对需求的测试方法论和思路描述,覆盖计划要说明如何确保测试覆盖所有功能和边界情况
|
2026-03-04 13:56:08 +08:00
|
|
|
|
|
|
|
|
|
|
返回ONLY JSON内容,不要有其他文字。"""
|
|
|
|
|
|
|
|
|
|
|
|
response = self.client.chat.completions.create(
|
|
|
|
|
|
model=self.settings.model,
|
|
|
|
|
|
messages=[
|
2026-03-06 15:47:35 +08:00
|
|
|
|
{"role": "system", "content": "你是一个资深的 Java QA 工程师,擅长为 Java 应用程序设计测试用例,所有测试步骤和预期结果必须基于 Java 语言特性(如 JUnit、强类型系统、异常机制等),输出必须是严格的 JSON 格式。"},
|
2026-03-04 13:56:08 +08:00
|
|
|
|
{"role": "user", "content": prompt}
|
|
|
|
|
|
],
|
2026-03-06 15:47:35 +08:00
|
|
|
|
temperature=0.2,
|
|
|
|
|
|
max_tokens=3000,
|
|
|
|
|
|
response_format={"type": "json_object"}
|
2026-03-04 13:56:08 +08:00
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
|
|
content = response.choices[0].message.content
|
|
|
|
|
|
|
|
|
|
|
|
try:
|
|
|
|
|
|
result = json.loads(content)
|
|
|
|
|
|
return TestCaseResult(**result)
|
|
|
|
|
|
except json.JSONDecodeError:
|
|
|
|
|
|
import re
|
|
|
|
|
|
json_match = re.search(r'\{.*\}', content, re.DOTALL)
|
|
|
|
|
|
if json_match:
|
|
|
|
|
|
result = json.loads(json_match.group())
|
|
|
|
|
|
return TestCaseResult(**result)
|
|
|
|
|
|
raise ValueError(f"无法解析QA Agent响应: {content}")
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
class DevAgent:
|
|
|
|
|
|
"""开发Agent - 生成Java代码和单元测试"""
|
|
|
|
|
|
|
|
|
|
|
|
def __init__(self):
|
|
|
|
|
|
self.settings = get_settings()
|
|
|
|
|
|
self.client = OpenAI(api_key=self.settings.api_key, base_url=self.settings.base_url)
|
|
|
|
|
|
|
|
|
|
|
|
def generate_code(
|
|
|
|
|
|
self,
|
|
|
|
|
|
requirement_analysis: RequirementAnalysis,
|
|
|
|
|
|
test_cases: TestCaseResult
|
|
|
|
|
|
) -> CodeGenerationResult:
|
|
|
|
|
|
"""
|
|
|
|
|
|
生成Java实现代码和单元测试代码
|
|
|
|
|
|
|
|
|
|
|
|
Args:
|
|
|
|
|
|
requirement_analysis: PM Agent的分析结果
|
|
|
|
|
|
test_cases: QA Agent的测试用例
|
|
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
|
CodeGenerationResult: 包含Java代码和单元测试代码
|
|
|
|
|
|
"""
|
|
|
|
|
|
|
|
|
|
|
|
# 构建上下文
|
|
|
|
|
|
requirement_text = f"""
|
|
|
|
|
|
功能需求:
|
|
|
|
|
|
{chr(10).join(f"- {req}" for req in requirement_analysis["functional_requirements"])}
|
|
|
|
|
|
|
|
|
|
|
|
非功能需求:
|
|
|
|
|
|
{chr(10).join(f"- {req}" for req in requirement_analysis["non_functional_requirements"])}
|
|
|
|
|
|
|
|
|
|
|
|
验收标准:
|
|
|
|
|
|
{chr(10).join(f"- {ac}" for ac in requirement_analysis["acceptance_criteria"])}
|
|
|
|
|
|
|
|
|
|
|
|
需求总结:
|
|
|
|
|
|
{requirement_analysis["summary"]}
|
|
|
|
|
|
"""
|
|
|
|
|
|
|
2026-03-06 15:47:35 +08:00
|
|
|
|
test_cases_text = chr(10).join(
|
|
|
|
|
|
f"- [{c['test_id']}] {c['test_name']}(类型:{c.get('test_type', '未分类')})|预期结果:{c['expected_result']}"
|
|
|
|
|
|
for c in test_cases["test_cases"]
|
|
|
|
|
|
)
|
2026-03-04 13:56:08 +08:00
|
|
|
|
test_summary = f"""
|
|
|
|
|
|
测试用例数量: {len(test_cases["test_cases"])}
|
|
|
|
|
|
测试策略: {test_cases["test_strategy"]}
|
|
|
|
|
|
覆盖计划: {test_cases["coverage_plan"]}
|
2026-03-06 15:47:35 +08:00
|
|
|
|
|
|
|
|
|
|
关键测试用例列表:
|
|
|
|
|
|
{test_cases_text}
|
2026-03-04 13:56:08 +08:00
|
|
|
|
"""
|
|
|
|
|
|
|
|
|
|
|
|
prompt = f"""你是一个资深的Java开发工程师。根据以下需求和测试用例,生成高质量的Java实现代码和单元测试代码。
|
|
|
|
|
|
|
|
|
|
|
|
{requirement_text}
|
|
|
|
|
|
|
|
|
|
|
|
{test_summary}
|
|
|
|
|
|
|
|
|
|
|
|
请返回JSON格式的结果(必须是有效的JSON格式):
|
|
|
|
|
|
{{
|
|
|
|
|
|
"java_code": "完整的Java实现代码(包含主类和必要的辅助类)",
|
|
|
|
|
|
"unit_tests": "使用JUnit的单元测试代码",
|
|
|
|
|
|
"implementation_notes": "实现说明和注意事项",
|
2026-03-06 15:47:35 +08:00
|
|
|
|
"unit_tests_count": "生成的单元测试总数量(整数)",
|
|
|
|
|
|
"passed_tests_count": "基于代码逻辑分析,预期可通过的单元测试数量(整数)"
|
2026-03-04 13:56:08 +08:00
|
|
|
|
}}
|
|
|
|
|
|
|
|
|
|
|
|
Java代码要求:
|
2026-03-06 16:04:12 +08:00
|
|
|
|
1. 使用 Java 11 语法和特性(如 var 局部变量类型推断、String::isBlank/strip/lines、Optional、Stream API、List.of/Map.of 等不可变集合工厂方法),不要使用 Java 8 以前的写法
|
2026-03-06 15:47:35 +08:00
|
|
|
|
2. 包含详细的代码注释,所有多行注释必须以 /* 开头、以 */ 结尾,Javadoc注释以 /** 开头、以 */ 结尾,绝对不能用单独的 / 作为注释结尾
|
2026-03-04 13:56:08 +08:00
|
|
|
|
3. 包含异常处理
|
|
|
|
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4. 支持所有的功能需求
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5. 考虑非功能需求(性能、安全等)
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单元测试要求:
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1. 使用 JUnit 5(jupiter),充分利用 @DisplayName、@ParameterizedTest、assertThrows 等特性
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2. 为每个公共方法生成测试
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3. 包含正常情况、边缘情况和异常情况的测试
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4. 使用有意义的测试方法名称
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2026-03-06 16:09:57 +08:00
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5. 每个测试类顶部加类级注释说明该类的测试范围
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6. 测试代码要清晰易读
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返回ONLY JSON内容,不要有其他文字。"""
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response = self.client.chat.completions.create(
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model=self.settings.model,
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messages=[
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2026-03-06 16:04:12 +08:00
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{"role": "system", "content": "你是一个资深的 Java 11 开发工程师,擅长使用 Java 11 特性(var、Stream API、Optional、HttpClient、String 新方法等)编写高质量代码和单元测试,输出必须是严格的 JSON 格式。"},
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2026-03-04 13:56:08 +08:00
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{"role": "user", "content": prompt}
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],
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2026-03-06 15:47:35 +08:00
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temperature=0.2,
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max_tokens=8192,
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response_format={"type": "json_object"}
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2026-03-04 13:56:08 +08:00
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)
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content = response.choices[0].message.content
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try:
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result = json.loads(content)
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return CodeGenerationResult(**result)
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except json.JSONDecodeError:
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import re
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json_match = re.search(r'\{.*\}', content, re.DOTALL)
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if json_match:
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result = json.loads(json_match.group())
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return CodeGenerationResult(**result)
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raise ValueError(f"无法解析Dev Agent响应: {content}")
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async def orchestrate_agents(simple_requirement: str) -> dict:
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"""
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编排三个Agent的工作流程
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Args:
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simple_requirement: 用户的简单需求描述
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Returns:
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包含所有Agent结果的完整字典
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"""
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2026-03-06 15:47:35 +08:00
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send_workflow_start(simple_requirement)
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2026-03-04 13:56:08 +08:00
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# Step 1: PM Agent 分析需求
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pm_agent = PMAgent()
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requirement_analysis = pm_agent.analyze_requirement(simple_requirement)
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2026-03-05 15:43:19 +08:00
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send_requirement_result(requirement_analysis)
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2026-03-04 13:56:08 +08:00
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# Step 2: QA Agent 生成测试用例
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qa_agent = QAAgent()
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test_cases = qa_agent.generate_test_cases(requirement_analysis)
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2026-03-05 15:43:19 +08:00
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send_test_cases(test_cases)
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2026-03-04 13:56:08 +08:00
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# Step 3: Dev Agent 生成代码
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dev_agent = DevAgent()
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code_generation = dev_agent.generate_code(requirement_analysis, test_cases)
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2026-03-05 15:43:19 +08:00
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send_generate_code(code_generation)
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2026-03-04 13:56:08 +08:00
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return {
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"requirement_analysis": requirement_analysis,
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"test_cases": test_cases,
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"code_generation": code_generation
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}
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