|
| 1 | +'use client'; |
| 2 | + |
| 3 | +import JsonView from '@uiw/react-json-view'; |
| 4 | +import { Download } from 'lucide-react'; |
| 5 | +import { useCallback, useMemo } from 'react'; |
| 6 | + |
| 7 | +interface EvidenceJsonViewProps { |
| 8 | + evidence: Record<string, unknown>; |
| 9 | + organizationName?: string; |
| 10 | + automationName?: string; |
| 11 | +} |
| 12 | + |
| 13 | +/** |
| 14 | + * Sanitizes a value for safe JSON serialization. |
| 15 | + * Handles edge cases: functions, symbols, circular refs, undefined, NaN, Infinity, |
| 16 | + * Map, Set, RegExp, Error objects, and getters that throw. |
| 17 | + */ |
| 18 | +const sanitizeForJson = (obj: unknown, seen = new WeakSet()): unknown => { |
| 19 | + // Handle null/undefined |
| 20 | + if (obj === null || obj === undefined) return null; |
| 21 | + |
| 22 | + // Handle functions |
| 23 | + if (typeof obj === 'function') return '[Function]'; |
| 24 | + |
| 25 | + // Handle symbols |
| 26 | + if (typeof obj === 'symbol') return obj.toString(); |
| 27 | + |
| 28 | + // Handle bigint |
| 29 | + if (typeof obj === 'bigint') return obj.toString(); |
| 30 | + |
| 31 | + // Handle numbers - NaN and Infinity are not valid JSON |
| 32 | + if (typeof obj === 'number') { |
| 33 | + if (Number.isNaN(obj)) return null; |
| 34 | + if (!Number.isFinite(obj)) return null; |
| 35 | + return obj; |
| 36 | + } |
| 37 | + |
| 38 | + // Handle strings and booleans - pass through |
| 39 | + if (typeof obj === 'string' || typeof obj === 'boolean') { |
| 40 | + return obj; |
| 41 | + } |
| 42 | + |
| 43 | + // Handle Date objects |
| 44 | + if (obj instanceof Date) { |
| 45 | + return Number.isNaN(obj.getTime()) ? null : obj.toISOString(); |
| 46 | + } |
| 47 | + |
| 48 | + // Handle RegExp |
| 49 | + if (obj instanceof RegExp) { |
| 50 | + return obj.toString(); |
| 51 | + } |
| 52 | + |
| 53 | + // Handle Error objects - extract useful info |
| 54 | + if (obj instanceof Error) { |
| 55 | + return { |
| 56 | + name: obj.name, |
| 57 | + message: obj.message, |
| 58 | + stack: obj.stack, |
| 59 | + }; |
| 60 | + } |
| 61 | + |
| 62 | + // Handle Map - convert to object |
| 63 | + if (obj instanceof Map) { |
| 64 | + if (seen.has(obj)) return '[Circular Reference]'; |
| 65 | + seen.add(obj); |
| 66 | + const result: Record<string, unknown> = {}; |
| 67 | + obj.forEach((value, key) => { |
| 68 | + const keyStr = typeof key === 'string' ? key : String(key); |
| 69 | + result[keyStr] = sanitizeForJson(value, seen); |
| 70 | + }); |
| 71 | + return result; |
| 72 | + } |
| 73 | + |
| 74 | + // Handle Set - convert to array |
| 75 | + if (obj instanceof Set) { |
| 76 | + if (seen.has(obj)) return '[Circular Reference]'; |
| 77 | + seen.add(obj); |
| 78 | + return Array.from(obj).map((item) => sanitizeForJson(item, seen)); |
| 79 | + } |
| 80 | + |
| 81 | + // Handle arrays - check for circular reference first |
| 82 | + if (Array.isArray(obj)) { |
| 83 | + if (seen.has(obj)) { |
| 84 | + return '[Circular Reference]'; |
| 85 | + } |
| 86 | + seen.add(obj); |
| 87 | + return obj.map((item) => sanitizeForJson(item, seen)); |
| 88 | + } |
| 89 | + |
| 90 | + // Handle plain objects |
| 91 | + if (typeof obj === 'object') { |
| 92 | + // Detect circular reference |
| 93 | + if (seen.has(obj)) { |
| 94 | + return '[Circular Reference]'; |
| 95 | + } |
| 96 | + seen.add(obj); |
| 97 | + |
| 98 | + const result: Record<string, unknown> = {}; |
| 99 | + |
| 100 | + // Use try/catch to handle getters that might throw |
| 101 | + let entries: [string, unknown][]; |
| 102 | + try { |
| 103 | + entries = Object.entries(obj); |
| 104 | + } catch { |
| 105 | + return '[Object with inaccessible properties]'; |
| 106 | + } |
| 107 | + |
| 108 | + for (const [key, value] of entries) { |
| 109 | + try { |
| 110 | + result[key] = sanitizeForJson(value, seen); |
| 111 | + } catch { |
| 112 | + result[key] = '[Error accessing property]'; |
| 113 | + } |
| 114 | + } |
| 115 | + return result; |
| 116 | + } |
| 117 | + |
| 118 | + // Fallback for any unknown types |
| 119 | + return String(obj); |
| 120 | +}; |
| 121 | + |
| 122 | +/** |
| 123 | + * Formats a string to be safe for filenames |
| 124 | + */ |
| 125 | +const toSafeFilename = (str: string): string => { |
| 126 | + return str |
| 127 | + .toLowerCase() |
| 128 | + .replace(/[^a-z0-9]+/g, '_') |
| 129 | + .replace(/^_+|_+$/g, '') |
| 130 | + .slice(0, 50); |
| 131 | +}; |
| 132 | + |
| 133 | +/** |
| 134 | + * Gets a short date string for the filename (YYYY-MM-DD) |
| 135 | + */ |
| 136 | +const getShortDate = (): string => { |
| 137 | + const now = new Date(); |
| 138 | + return now.toISOString().split('T')[0]; |
| 139 | +}; |
| 140 | + |
| 141 | +export function EvidenceJsonView({ |
| 142 | + evidence, |
| 143 | + organizationName = 'organization', |
| 144 | + automationName = 'automation', |
| 145 | +}: EvidenceJsonViewProps) { |
| 146 | + // Sanitize evidence for safe rendering and download |
| 147 | + const sanitizedEvidence = useMemo(() => { |
| 148 | + try { |
| 149 | + return sanitizeForJson(evidence) as Record<string, unknown>; |
| 150 | + } catch { |
| 151 | + return { error: 'Failed to process evidence data' }; |
| 152 | + } |
| 153 | + }, [evidence]); |
| 154 | + |
| 155 | + // Generate filename: {orgName}_evidence_{automationName}_{date}.json |
| 156 | + const generateFilename = useCallback(() => { |
| 157 | + const orgPart = toSafeFilename(organizationName); |
| 158 | + const automationPart = toSafeFilename(automationName); |
| 159 | + const datePart = getShortDate(); |
| 160 | + return `${orgPart}_evidence_${automationPart}_${datePart}.json`; |
| 161 | + }, [organizationName, automationName]); |
| 162 | + |
| 163 | + const handleDownload = useCallback(() => { |
| 164 | + try { |
| 165 | + const jsonString = JSON.stringify(sanitizedEvidence, null, 2); |
| 166 | + const blob = new Blob([jsonString], { type: 'application/json' }); |
| 167 | + const url = URL.createObjectURL(blob); |
| 168 | + const link = document.createElement('a'); |
| 169 | + link.href = url; |
| 170 | + link.download = generateFilename(); |
| 171 | + document.body.appendChild(link); |
| 172 | + link.click(); |
| 173 | + document.body.removeChild(link); |
| 174 | + URL.revokeObjectURL(url); |
| 175 | + } catch { |
| 176 | + console.error('Failed to download evidence JSON'); |
| 177 | + } |
| 178 | + }, [sanitizedEvidence, generateFilename]); |
| 179 | + |
| 180 | + // Check if evidence is empty or invalid |
| 181 | + const hasValidEvidence = useMemo(() => { |
| 182 | + return ( |
| 183 | + sanitizedEvidence && |
| 184 | + typeof sanitizedEvidence === 'object' && |
| 185 | + Object.keys(sanitizedEvidence).length > 0 |
| 186 | + ); |
| 187 | + }, [sanitizedEvidence]); |
| 188 | + |
| 189 | + if (!hasValidEvidence) { |
| 190 | + return ( |
| 191 | + <div className="mt-2 rounded bg-muted p-2 text-xs text-muted-foreground"> |
| 192 | + No evidence data available |
| 193 | + </div> |
| 194 | + ); |
| 195 | + } |
| 196 | + |
| 197 | + return ( |
| 198 | + <div className="mt-2 rounded bg-muted p-2 text-xs relative group"> |
| 199 | + <button |
| 200 | + onClick={handleDownload} |
| 201 | + className="absolute top-2 right-2 p-1.5 rounded-md bg-background/80 hover:bg-background border border-border/50 opacity-0 group-hover:opacity-100 transition-opacity" |
| 202 | + title="Download evidence as JSON" |
| 203 | + type="button" |
| 204 | + > |
| 205 | + <Download className="h-3 w-3 text-muted-foreground" /> |
| 206 | + </button> |
| 207 | + <div className="overflow-auto"> |
| 208 | + <JsonView |
| 209 | + value={sanitizedEvidence} |
| 210 | + collapsed={false} |
| 211 | + displayDataTypes={false} |
| 212 | + enableClipboard={false} |
| 213 | + style={{ |
| 214 | + backgroundColor: 'transparent', |
| 215 | + fontFamily: 'ui-monospace, monospace', |
| 216 | + fontSize: '11px', |
| 217 | + }} |
| 218 | + /> |
| 219 | + </div> |
| 220 | + </div> |
| 221 | + ); |
| 222 | +} |
| 223 | + |
| 224 | + |
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