File size: 15,673 Bytes
90c099b
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
"""
Robust JSON parsing utilities for LLM responses
"""
import json
import re
from typing import Any, Dict, List, Optional


def extract_json_from_text(text: str) -> Optional[str]:
    """
    Extract JSON from text by removing markdown code block markers
    
    Args:
        text: Text that may contain JSON in markdown code blocks or plain JSON
        
    Returns:
        Extracted JSON string or None if not found
    """
    if not text:
        return None
    
    text_stripped = text.strip()
    
    # Try to parse as plain JSON first (no code blocks)
    try:
        json.loads(text_stripped)
        return text_stripped
    except json.JSONDecodeError:
        pass
    
    # Remove markdown code block markers: ```json ... ``` or ``` ... ```
    if text_stripped.startswith('```json'):
        # Remove ```json at start and ``` at end
        if text_stripped.endswith('```'):
            text_stripped = text_stripped[7:-3].strip()
        else:
            # No closing ```, just remove opening
            text_stripped = text_stripped[7:].strip()
    elif text_stripped.startswith('```'):
        # Handle ``` ... ``` (without json label)
        if text_stripped.endswith('```'):
            text_stripped = text_stripped[3:-3].strip()
        else:
            return None
    
    # Try to parse as JSON after removing code block markers
    try:
        json.loads(text_stripped)
        return text_stripped
    except json.JSONDecodeError:
        return None


def parse_json_response(text: str, fallback: Any = None) -> Any:
    """
    Parse JSON from LLM response with robust error handling
    
    Args:
        text: LLM response text
        fallback: Fallback value if parsing fails
        
    Returns:
        Parsed JSON object or fallback
    """
    if not text:
        return fallback
    
    # Extract JSON from text
    json_str = extract_json_from_text(text)
    
    if json_str is None:
        return fallback
    
    try:
        return json.loads(json_str)
    except json.JSONDecodeError as e:
        # Try to fix common JSON issues
        json_str = fix_json_common_issues(json_str)
        try:
            return json.loads(json_str)
        except json.JSONDecodeError:
            return fallback


def fix_json_common_issues(json_str: str) -> str:
    """
    Fix common JSON formatting issues
    
    Args:
        json_str: JSON string that may have issues
        
    Returns:
        Fixed JSON string
    """
    # Remove trailing commas
    json_str = re.sub(r',\s*}', '}', json_str)
    json_str = re.sub(r',\s*]', ']', json_str)
    
    # Fix single quotes to double quotes (basic)
    json_str = re.sub(r"'(\w+)':", r'"\1":', json_str)
    
    # Remove comments (basic)
    json_str = re.sub(r'//.*?$', '', json_str, flags=re.MULTILINE)
    json_str = re.sub(r'/\*.*?\*/', '', json_str, flags=re.DOTALL)
    
    return json_str


def parse_keywords_json(response: str) -> List[str]:
    """
    Parse keywords from JSON response
    
    Expected format:
    {"keywords": ["keyword1", "keyword2", ...]}
    or
    ["keyword1", "keyword2", ...]
    
    Args:
        response: LLM response text
        
    Returns:
        List of keywords, or empty list if parsing fails
    """
    if response is None:
        return []
    
    parsed = parse_json_response(response, fallback=None)
    
    if parsed is None:
        return []
    
    # Handle dict format: {"keywords": [...]}
    if isinstance(parsed, dict):
        if "keywords" in parsed and isinstance(parsed["keywords"], list):
            return parsed["keywords"][:5]
        return []
    
    # Handle list format: ["keyword1", "keyword2", ...]
    if isinstance(parsed, list):
        return parsed[:5]
    
    return []


def parse_summary_json(response: str) -> str:
    """
    Parse summary from JSON response
    
    Expected format:
    {"summary": "summary text"}
    or
    {"text": "summary text", "summary": "summary text"}
    
    Args:
        response: LLM response text
        
    Returns:
        Summary text
    """
    parsed = parse_json_response(response, fallback=None)
    
    if parsed is None:
        # Fallback to text parsing
        return response.strip()
    
    if isinstance(parsed, dict):
        # Try different possible keys
        for key in ["summary", "text", "content", "description"]:
            if key in parsed:
                summary = str(parsed[key]).strip()
                if summary:
                    return summary
    
    # Fallback to text parsing
    return response.strip()


def parse_review_json(response: str, review_format: str = "detailed") -> Dict[str, Any]:
    """
    Parse review from JSON or markdown response
    
    Expected formats:
    - JSON: {"summary": "...", "soundness": 5, ...}
    - Markdown: ## Summary\n\n...\n## Soundness\n\n...
    
    Args:
        response: LLM response text (JSON or markdown)
        review_format: Review format type (detailed, summary, structured)
        
    Returns:
        Review dictionary with parsed fields
    """
    # First try to parse as JSON
    parsed = parse_json_response(response, fallback=None)
    
    if parsed is not None and isinstance(parsed, dict):
        # JSON format - ensure it has required fields
        if "review" not in parsed:
            parsed["review"] = response.strip()
        return parsed
    
    # If not JSON, try to parse as markdown
    if "## " in response or "##" in response:
        markdown_parsed = parse_review_markdown(response)
        if len(markdown_parsed) > 1:  # More than just "review" field
            return markdown_parsed
    
    # Fallback to text parsing
    return {"review": response.strip()}


def parse_review_markdown(markdown_text: str) -> Dict[str, Any]:
    """
    Parse review from markdown format with sections like:
    ## Summary
    ...
    ## Soundness
    ...
    etc.
    
    Args:
        markdown_text: Markdown formatted review text
        
    Returns:
        Review dictionary with parsed fields
    """
    review_dict = {"review": markdown_text.strip()}
    
    # Pattern to match markdown sections: ## SectionName\n\ncontent
    section_pattern = r'##\s*([^\n]+)\s*\n\n(.*?)(?=\n##\s*|$)'
    matches = re.finditer(section_pattern, markdown_text, re.DOTALL)
    
    for match in matches:
        section_name = match.group(1).strip()
        section_content = match.group(2).strip()
        
        # Normalize section name (case-insensitive, remove extra spaces)
        section_name_lower = section_name.lower()
        
        # Map section names to dictionary keys
        if "summary" in section_name_lower:
            review_dict["summary"] = section_content
        elif "soundness" in section_name_lower:
            # Extract score - prioritize single float number (e.g., "3.0", "4.5")
            # If format is "3 / 5" or "**3 / 5**", extract the number before the slash
            score_val = None
            
            lines = section_content.split('\n')
            if lines:
                first_line = lines[0].strip()
                first_line_clean = re.sub(r'[`\*]', '', first_line)
                
                # Try to match number at start that's NOT followed by "/"
                num_match = re.match(r'^(\d+\.?\d*)(\s*)', first_line_clean)
                if num_match:
                    remaining = first_line_clean[len(num_match.group(0)):].strip()
                    if not remaining.startswith('/'):
                        try:
                            score_val = float(num_match.group(1))
                        except (ValueError, IndexError):
                            pass
                
                # If not found and there's a "/", try to extract number before "/" (e.g., "3 / 5" -> 3)
                if score_val is None and '/' in first_line_clean:
                    fraction_match = re.match(r'^\s*[`\*]*\s*(\d+\.?\d*)\s*[`\*]*\s*/\s*\d+', first_line_clean)
                    if fraction_match:
                        try:
                            score_val = float(fraction_match.group(1))
                        except (ValueError, IndexError):
                            pass
            
            # If not found, try to find number after "score:" or "rating:"
            if score_val is None:
                score_match = re.search(r'(?:score|rating)\s*[:=]\s*(\d+\.?\d*)', section_content, re.IGNORECASE)
                if score_match:
                    try:
                        score_val = float(score_match.group(1))
                    except (ValueError, IndexError):
                        pass
            
            if score_val is not None:
                review_dict["soundness"] = score_val  # Keep as float
        elif "presentation" in section_name_lower:
            score_val = None
            lines = section_content.split('\n')
            if lines:
                first_line = lines[0].strip()
                first_line_clean = re.sub(r'[`\*]', '', first_line)
                
                num_match = re.match(r'^(\d+\.?\d*)(\s*)', first_line_clean)
                if num_match:
                    remaining = first_line_clean[len(num_match.group(0)):].strip()
                    if not remaining.startswith('/'):
                        try:
                            score_val = float(num_match.group(1))
                        except (ValueError, IndexError):
                            pass
                
                if score_val is None and '/' in first_line_clean:
                    fraction_match = re.match(r'^\s*[`\*]*\s*(\d+\.?\d*)\s*[`\*]*\s*/\s*\d+', first_line_clean)
                    if fraction_match:
                        try:
                            score_val = float(fraction_match.group(1))
                        except (ValueError, IndexError):
                            pass
            
            if score_val is None:
                score_match = re.search(r'(?:score|rating)\s*[:=]\s*(\d+\.?\d*)', section_content, re.IGNORECASE)
                if score_match:
                    try:
                        score_val = float(score_match.group(1))
                    except (ValueError, IndexError):
                        pass
            
            if score_val is not None:
                review_dict["presentation"] = score_val
        elif "contribution" in section_name_lower:
            score_val = None
            lines = section_content.split('\n')
            if lines:
                first_line = lines[0].strip()
                first_line_clean = re.sub(r'[`\*]', '', first_line)
                
                num_match = re.match(r'^(\d+\.?\d*)(\s*)', first_line_clean)
                if num_match:
                    remaining = first_line_clean[len(num_match.group(0)):].strip()
                    if not remaining.startswith('/'):
                        try:
                            score_val = float(num_match.group(1))
                        except (ValueError, IndexError):
                            pass
                
                if score_val is None and '/' in first_line_clean:
                    fraction_match = re.match(r'^\s*[`\*]*\s*(\d+\.?\d*)\s*[`\*]*\s*/\s*\d+', first_line_clean)
                    if fraction_match:
                        try:
                            score_val = float(fraction_match.group(1))
                        except (ValueError, IndexError):
                            pass
            
            if score_val is None:
                score_match = re.search(r'(?:score|rating)\s*[:=]\s*(\d+\.?\d*)', section_content, re.IGNORECASE)
                if score_match:
                    try:
                        score_val = float(score_match.group(1))
                    except (ValueError, IndexError):
                        pass
            
            if score_val is not None:
                review_dict["contribution"] = score_val
        elif "strength" in section_name_lower:
            review_dict["strengths"] = section_content
        elif "weakness" in section_name_lower:
            review_dict["weaknesses"] = section_content
        elif "question" in section_name_lower:
            review_dict["questions"] = section_content
        elif "rating" in section_name_lower and "confidence" not in section_name_lower:
            score_val = None
            lines = section_content.split('\n')
            if lines:
                first_line = lines[0].strip()
                first_line_clean = re.sub(r'[`\*]', '', first_line)
                
                num_match = re.match(r'^(\d+\.?\d*)(\s*)', first_line_clean)
                if num_match:
                    remaining = first_line_clean[len(num_match.group(0)):].strip()
                    if not remaining.startswith('/'):
                        try:
                            score_val = float(num_match.group(1))
                        except (ValueError, IndexError):
                            pass
                
                if score_val is None and '/' in first_line_clean:
                    fraction_match = re.match(r'^\s*[`\*]*\s*(\d+\.?\d*)\s*[`\*]*\s*/\s*\d+', first_line_clean)
                    if fraction_match:
                        try:
                            score_val = float(fraction_match.group(1))
                        except (ValueError, IndexError):
                            pass
            
            if score_val is None:
                score_match = re.search(r'(?:score|rating)\s*[:=]\s*(\d+\.?\d*)', section_content, re.IGNORECASE)
                if score_match:
                    try:
                        score_val = float(score_match.group(1))
                    except (ValueError, IndexError):
                        pass
            
            if score_val is not None:
                review_dict["rating"] = score_val
        elif "confidence" in section_name_lower:
            score_val = None
            lines = section_content.split('\n')
            if lines:
                first_line = lines[0].strip()
                first_line_clean = re.sub(r'[`\*]', '', first_line)
                
                num_match = re.match(r'^(\d+\.?\d*)(\s*)', first_line_clean)
                if num_match:
                    remaining = first_line_clean[len(num_match.group(0)):].strip()
                    if not remaining.startswith('/'):
                        try:
                            score_val = float(num_match.group(1))
                        except (ValueError, IndexError):
                            pass
                
                if score_val is None and '/' in first_line_clean:
                    fraction_match = re.match(r'^\s*[`\*]*\s*(\d+\.?\d*)\s*[`\*]*\s*/\s*\d+', first_line_clean)
                    if fraction_match:
                        try:
                            score_val = float(fraction_match.group(1))
                        except (ValueError, IndexError):
                            pass
            
            if score_val is None:
                score_match = re.search(r'(?:score|rating)\s*[:=]\s*(\d+\.?\d*)', section_content, re.IGNORECASE)
                if score_match:
                    try:
                        score_val = float(score_match.group(1))
                    except (ValueError, IndexError):
                        pass
            
            if score_val is not None:
                review_dict["confidence"] = score_val
        elif "decision" in section_name_lower:
            review_dict["decision"] = section_content
    
    return review_dict