{
  "name": "Genome: prune",
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "forgejo-push-prune",
        "options": {}
      },
      "id": "d31388b9-c6d6-4f28-9a6c-b381922bf5e0",
      "name": "Webhook prune",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 2.1,
      "position": [
        1232,
        -64
      ],
      "webhookId": "d6ac11900058434e"
    },
    {
      "parameters": {
        "jsCode": "// Gate: proceed ONLY on develop pushes that REMOVED at least one file under raw/.\n// Additions/modifications are handled by the ingest flow; this flow reacts to deletions only.\nconst item = $input.first().json;\nconst b = item.body || item;\nconst ref = String(b.ref || '');\nconst genome = String((b.repository?.name) || '').toLowerCase().trim();\n\n// Branch filter\nif (ref !== 'refs/heads/develop') return [];\n\n// Genome name validation (DNS-like: lowercase alphanum + hyphen, 1-64 chars)\nif (!/^[a-z0-9][a-z0-9-]{0,63}$/.test(genome)) return [];\n\n// Collect removed paths safely\nconst removed = [];\nfor (const c of (b.commits || [])) {\n  if (!c || !Array.isArray(c.removed)) continue;\n  for (const p of c.removed) {\n    if (typeof p === 'string' && p.startsWith('raw/')) {\n      removed.push(p);\n    }\n  }\n}\n\n// Gate: stop if nothing under raw/ was removed\nif (removed.length === 0) return [];\n\nreturn [{ json: { genome, removedCount: removed.length } }];"
      },
      "id": "84848a31-d099-459e-bd03-67abc2cf2b77",
      "name": "Gate prune",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        1456,
        -64
      ]
    },
    {
      "parameters": {
        "workflowId": {
          "__rl": true,
          "value": "zbtRXWsLt56nEIfz",
          "mode": "list",
          "cachedResultUrl": "/workflow/zbtRXWsLt56nEIfz",
          "cachedResultName": "Power Manager"
        },
        "workflowInputs": {
          "mappingMode": "defineBelow",
          "value": {
            "mode": "ensure-on"
          },
          "matchingColumns": [
            "mode"
          ],
          "schema": [
            {
              "id": "mode",
              "displayName": "mode",
              "required": false,
              "defaultMatch": false,
              "display": true,
              "canBeUsedToMatch": true,
              "type": "string",
              "removed": false
            }
          ],
          "attemptToConvertTypes": false,
          "convertFieldsToString": true
        },
        "options": {}
      },
      "id": "175e4191-eb1b-4e5d-8d82-c39205753152",
      "name": "Power Manager - ensure-on",
      "type": "n8n-nodes-base.executeWorkflow",
      "typeVersion": 1.3,
      "position": [
        1680,
        -64
      ]
    },
    {
      "parameters": {
        "authentication": "privateKey",
        "command": "=ssh vm101 'pi orphan-wiki {{ $('Gate prune').first().json.genome }}'"
      },
      "id": "598f20f8-d668-48da-90e3-1bfada3ace92",
      "name": "SSH: orphan-wiki",
      "type": "n8n-nodes-base.ssh",
      "typeVersion": 1,
      "position": [
        1904,
        -64
      ],
      "credentials": {
        "sshPrivateKey": {
          "id": "GJQjKzte7Hjdfz89",
          "name": "n8n container -> n8n-runner@nexus"
        }
      }
    },
    {
      "parameters": {
        "jsCode": "// Gate: proceed to prune only if orphan-wiki actually found orphans.\n// run-prune re-derives independently anyway (no detected-vs-pruned race);\n// this gate just avoids taking the lock for nothing.\nconst out = String($input.first().json.stdout || '').trim();\nlet d;\n\ntry {\n  d = JSON.parse(out);\n} catch (e) {\n  // Malformed JSON from orphan-wiki — log and stop\n  return [{ json: { _gate: 'parse-error', raw: out.substring(0, 500) } }];\n}\n\n// Strict validation: d must be object with numeric count > 0\nif (!d || typeof d !== 'object' || typeof d.count !== 'number' || d.count <= 0) {\n  return [];  // 0 orphans or missing count -> stop silently\n}\n\nreturn [{ json: { genome: d.genome, count: d.count } }];"
      },
      "id": "3b644d61-26d8-4024-baed-bcb4ad169a6a",
      "name": "Orfani?",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        2112,
        -64
      ]
    },
    {
      "parameters": {
        "authentication": "privateKey",
        "command": "=ssh vm101 'pi prune {{ $json.genome }}'"
      },
      "id": "a8cae2c2-6f2f-4ef6-add9-287195aa84b5",
      "name": "SSH: prune",
      "type": "n8n-nodes-base.ssh",
      "typeVersion": 1,
      "position": [
        2336,
        -64
      ],
      "credentials": {
        "sshPrivateKey": {
          "id": "GJQjKzte7Hjdfz89",
          "name": "n8n container -> n8n-runner@nexus"
        }
      }
    },
    {
      "parameters": {
        "mode": "runOnceForEachItem",
        "jsCode": "// Extract the last JSON line from SSH stdout (the command may print logs before/after).\n// Run Once for Each Item: $json is the current SSH result item.\nconst out = String($json.stdout || '').trim();\nconst jsonLines = out\n  .split('\\n')\n  .map(l => l.trim())\n  .filter(l => l.startsWith('{') && l.endsWith('}'));\n\nconst line = jsonLines.pop();  // last JSON object line (command prints JSON last)\n\nlet r;\ntry {\n  r = line ? JSON.parse(line) : { status: 'error', reason: 'nessuna riga JSON trovata in stdout' };\n} catch (e) {\n  r = { status: 'error', reason: 'JSON non parsabile', rawLine: line?.substring(0, 1000) };\n}\n\n// Ensure consistent shape for downstream nodes\nreturn {\n  status: r.status || 'error',\n  reason: r.reason || 'errore sconosciuto',\n  count: r.count,\n  pr_url: r.pr_url,\n  genome: r.genome,\n  _raw: line?.substring(0, 500)\n};"
      },
      "id": "da1ab42c-32e1-4c4d-82a1-925fcee1a098",
      "name": "Parse prune",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        2560,
        -64
      ]
    },
    {
      "parameters": {
        "mode": "runOnceForEachItem",
        "jsCode": "// Build ntfy notification for genome pruning.\n// Run Once for Each Item: $json is the parsed prune result.\nconst d = $json;\nconst genome = d.genome || 'unknown';\n\nlet n;\nif (d.status === 'ok') {\n  const pm = (d.pr_url || '').match(/\\/pulls\\/(\\d+)/);\n  const num = pm ? `#${pm[1]}` : '';\n  n = {\n    topic: 'genome-ingest',\n    title: `${genome} \\u00b7 potatura ${num}`.replace(/\\s+/g, ' ').trim(),\n    priority: 'default',\n    tags: 'broom',\n    click: d.pr_url || '',\n    actions: d.pr_url ? `view, Apri la PR, ${d.pr_url}` : '',\n    body: `${d.count} sorgente/i orfane proposte per la rimozione. **Approva la PR** per potare, oppure chiudila da Forgejo per annullare.`\n  };\n} else {\n  n = {\n    topic: 'genome-ingest',\n    title: `${genome} \\u00b7 errore potatura`.trim(),\n    priority: 'high',\n    tags: 'rotating_light',\n    click: '',\n    actions: '',\n    body: `${d.reason || 'errore sconosciuto durante la potatura'}.`\n  };\n}\n\nreturn n;"
      },
      "id": "ebe99407-6038-4f8f-a73f-7dc7b0a011e0",
      "name": "Build ntfy",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        2784,
        -64
      ]
    },
    {
      "parameters": {
        "method": "POST",
        "url": "=http://ntfy/{{ $json.topic }}",
        "authentication": "genericCredentialType",
        "genericAuthType": "httpBearerAuth",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Title",
              "value": "={{ $json.title }}"
            },
            {
              "name": "Priority",
              "value": "={{ $json.priority }}"
            },
            {
              "name": "Tags",
              "value": "={{ $json.tags }}"
            },
            {
              "name": "Click",
              "value": "={{ $json.click }}"
            },
            {
              "name": "Actions",
              "value": "={{ $json.actions }}"
            },
            {
              "name": "Markdown",
              "value": "yes"
            }
          ]
        },
        "sendBody": true,
        "contentType": "raw",
        "rawContentType": "Raw / Text",
        "body": "={{ $json.body }}",
        "options": {
          "timeout": 15000
        }
      },
      "id": "0bd3654e-a73d-4c3a-83ed-9f57ca4aad24",
      "name": "ntfy: send",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.4,
      "position": [
        2992,
        -64
      ],
      "credentials": {
        "httpHeaderAuth": {
          "id": "TBPXSWOF63k9mvm8",
          "name": "ntfy-token"
        },
        "httpBearerAuth": {
          "id": "nCv4CUN7Ef086Ewj",
          "name": "Bearer Auth account"
        }
      }
    }
  ],
  "pinData": {},
  "connections": {
    "Webhook prune": {
      "main": [
        [
          {
            "node": "Gate prune",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Gate prune": {
      "main": [
        [
          {
            "node": "Power Manager - ensure-on",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Power Manager - ensure-on": {
      "main": [
        [
          {
            "node": "SSH: orphan-wiki",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "SSH: orphan-wiki": {
      "main": [
        [
          {
            "node": "Orfani?",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Orfani?": {
      "main": [
        [
          {
            "node": "SSH: prune",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "SSH: prune": {
      "main": [
        [
          {
            "node": "Parse prune",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Parse prune": {
      "main": [
        [
          {
            "node": "Build ntfy",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Build ntfy": {
      "main": [
        [
          {
            "node": "ntfy: send",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": true,
  "settings": {
    "executionOrder": "v1",
    "binaryMode": "separate",
    "timeSavedMode": "fixed",
    "errorWorkflow": "7Vws3gCX3QnjM3oD",
    "callerPolicy": "workflowsFromSameOwner",
    "availableInMCP": false
  },
  "versionId": "999f640c-aae6-42aa-9a95-aba26987e9d0",
  "meta": {
    "instanceId": "96b2f0ec76a4400bbd481c617b24b3b87024cc7a913efacccaf9fc85722e7417"
  },
  "id": "smH5Qrv7CQnTtdAF",
  "tags": []
}