{
  "nodes": [
    {
      "name": "chatID",
      "type": "n8n-nodes-base.function",
      "notes": "username and language",
      "position": [
        -100,
        680
      ],
      "parameters": {
        "functionCode": "// Telegram uses the following language codes: https://en.wikipedia.org/wiki/IETF_language_tag\r\n\r\nvar data = $node[\"Telegram Trigger\"].json;\r\nconst botlang = [\"ru\", \"en\"]; // Update this after adding new language in the dictionary\r\n\r\n// Assign the default language if the translation is not yet ready\r\nvar curlang = botlang.includes(data.message.from.language_code) ? data.message.from.language_code : \"en\";\r\n\r\nreturn [{json: {chatID  : data.message.chat.id,\r\n                lang    : curlang\r\n}}];"
      },
      "notesInFlow": true,
      "typeVersion": 1
    },
    {
      "name": "Merge",
      "type": "n8n-nodes-base.merge",
      "notes": "Wait for dictionary to load",
      "position": [
        480,
        460
      ],
      "parameters": {
        "mode": "passThrough"
      },
      "notesInFlow": true,
      "typeVersion": 1
    },
    {
      "name": "Switch",
      "type": "n8n-nodes-base.switch",
      "notes": "check bot commands",
      "position": [
        620,
        460
      ],
      "parameters": {
        "rules": {
          "rules": [
            {
              "value2": "/start"
            },
            {
              "output": 1,
              "value2": "/help"
            }
          ]
        },
        "value1": "={{$node[\"Merge\"].json[\"message\"][\"text\"]}}",
        "dataType": "string",
        "fallbackOutput": 3
      },
      "notesInFlow": true,
      "typeVersion": 1
    },
    {
      "name": "IF",
      "type": "n8n-nodes-base.if",
      "position": [
        940,
        300
      ],
      "parameters": {
        "conditions": {
          "boolean": [
            {
              "value1": "={{$json[\"empty\"]}}",
              "value2": "={{true}}"
            }
          ]
        }
      },
      "typeVersion": 1,
      "alwaysOutputData": false
    },
    {
      "name": "msg_greet",
      "type": "n8n-nodes-base.telegram",
      "position": [
        1260,
        220
      ],
      "parameters": {
        "text": "={{$evaluateExpression($node[\"botmessages\"].json[\"greeting\"][$node[\"chatID\"].json[\"lang\"]])}}",
        "chatId": "={{$node[\"Telegram Trigger\"].json[\"message\"][\"chat\"][\"id\"]}}",
        "additionalFields": {}
      },
      "credentials": {
        "telegramApi": {
          "name": "<your credential>"
        }
      },
      "notesInFlow": true,
      "typeVersion": 1
    },
    {
      "name": "msg_welcomeback",
      "type": "n8n-nodes-base.telegram",
      "position": [
        1260,
        380
      ],
      "parameters": {
        "text": "={{$evaluateExpression($node[\"botmessages\"].json[\"welcomeback\"][$node[\"chatID\"].json[\"lang\"]])}}",
        "chatId": "={{$node[\"Telegram Trigger\"].json[\"message\"][\"chat\"][\"id\"]}}",
        "additionalFields": {}
      },
      "credentials": {
        "telegramApi": {
          "name": "<your credential>"
        }
      },
      "notesInFlow": true,
      "typeVersion": 1
    },
    {
      "name": "msg_help",
      "type": "n8n-nodes-base.telegram",
      "position": [
        1260,
        540
      ],
      "parameters": {
        "text": "={{$evaluateExpression($node[\"botmessages\"].json[\"help\"][$node[\"chatID\"].json[\"lang\"]])}}",
        "chatId": "={{$node[\"Telegram Trigger\"].json[\"message\"][\"chat\"][\"id\"]}}",
        "additionalFields": {
          "parse_mode": "Markdown"
        }
      },
      "credentials": {
        "telegramApi": {
          "name": "<your credential>"
        }
      },
      "notesInFlow": true,
      "typeVersion": 1
    },
    {
      "name": "msg_wrongcommand",
      "type": "n8n-nodes-base.telegram",
      "position": [
        1260,
        700
      ],
      "parameters": {
        "text": "={{$evaluateExpression($node[\"botmessages\"].json[\"wrongcommand\"][$node[\"chatID\"].json[\"lang\"]])}}",
        "chatId": "={{$node[\"Telegram Trigger\"].json[\"message\"][\"chat\"][\"id\"]}}",
        "additionalFields": {}
      },
      "credentials": {
        "telegramApi": {
          "name": "<your credential>"
        }
      },
      "notesInFlow": true,
      "typeVersion": 1
    },
    {
      "name": "New user?",
      "type": "n8n-nodes-base.function",
      "position": [
        780,
        300
      ],
      "parameters": {
        "functionCode": "return [{json: {empty: Object.keys($node[\"CheckUser\"].json).length == 0}}];"
      },
      "typeVersion": 1
    },
    {
      "name": "CheckUser",
      "type": "n8n-nodes-base.nocoDb",
      "position": [
        380,
        680
      ],
      "parameters": {
        "table": "TG_users",
        "options": {
          "where": "=(TG_account_ID,eq,{{$node[\"chatID\"].json[\"chatID\"]}})"
        },
        "operation": "getAll",
        "projectId": "n8n_multilang_bot_wzhb"
      },
      "credentials": {
        "nocoDb": {
          "name": "<your credential>"
        }
      },
      "notesInFlow": true,
      "typeVersion": 1,
      "alwaysOutputData": true
    },
    {
      "name": "LoadDictionary",
      "type": "n8n-nodes-base.nocoDb",
      "position": [
        60,
        680
      ],
      "parameters": {
        "table": "botmessages",
        "options": {},
        "operation": "getAll",
        "projectId": "n8n_multilang_bot_wzhb",
        "returnAll": true
      },
      "credentials": {
        "nocoDb": {
          "name": "<your credential>"
        }
      },
      "notesInFlow": true,
      "typeVersion": 1,
      "alwaysOutputData": true
    },
    {
      "name": "botmessages",
      "type": "n8n-nodes-base.function",
      "position": [
        220,
        680
      ],
      "parameters": {
        "functionCode": "\nlet data = {};\n\nfor (item of items) {\n  data[item.json.botmessage]=item.json;\n}\n\nreturn data;"
      },
      "typeVersion": 1
    },
    {
      "name": "Telegram Trigger",
      "type": "n8n-nodes-base.telegramTrigger",
      "position": [
        240,
        460
      ],
      "parameters": {
        "updates": [
          "message"
        ],
        "additionalFields": {}
      },
      "credentials": {
        "telegramApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "name": "HTTP AddUser",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        1100,
        220
      ],
      "parameters": {
        "url": "https://database.digigin.eu/api/v1/db/data/noco/n8n_multilang_bot_wzhb/TG_users",
        "options": {
          "bodyContentType": "json"
        },
        "requestMethod": "POST",
        "authentication": "headerAuth",
        "bodyParametersUi": {
          "parameter": [
            {
              "name": "TG_account_ID",
              "value": "={{$node[\"chatID\"].json[\"chatID\"]}}"
            },
            {
              "name": "Last_language_used",
              "value": "={{$node[\"Telegram Trigger\"].json[\"message\"][\"from\"][\"language_code\"]}}"
            }
          ]
        }
      },
      "credentials": {
        "httpHeaderAuth": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "name": "HTTP UpdateUser",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        1100,
        380
      ],
      "parameters": {
        "url": "=https://database.digigin.eu/api/v1/db/data/noco/n8n_multilang_bot_wzhb/TG_users/{{$node[\"CheckUser\"].json[\"id\"]}}",
        "options": {
          "bodyContentType": "json"
        },
        "requestMethod": "PATCH",
        "authentication": "headerAuth",
        "bodyParametersUi": {
          "parameter": [
            {
              "name": "TG_account_ID",
              "value": "={{$node[\"chatID\"].json[\"chatID\"]}}"
            },
            {
              "name": "Last_language_used",
              "value": "={{$node[\"Telegram Trigger\"].json[\"message\"][\"from\"][\"language_code\"]}}"
            }
          ]
        }
      },
      "credentials": {
        "httpHeaderAuth": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "name": "AddUser",
      "type": "n8n-nodes-base.nocoDb",
      "disabled": true,
      "position": [
        1460,
        220
      ],
      "parameters": {
        "table": "TG_users",
        "fieldsUi": {
          "fieldValues": [
            {
              "fieldName": "TG_account_ID",
              "fieldValue": "={{$node[\"chatID\"].json[\"chatID\"]}}"
            },
            {
              "fieldName": "Last_language_used",
              "fieldValue": "={{$node[\"Telegram Trigger\"].json[\"message\"][\"from\"][\"language_code\"]}}"
            }
          ]
        },
        "operation": "create",
        "projectId": "n8n_multilang_bot_wzhb"
      },
      "credentials": {
        "nocoDb": {
          "name": "<your credential>"
        }
      },
      "notesInFlow": true,
      "typeVersion": 1
    },
    {
      "name": "UpdateUser",
      "type": "n8n-nodes-base.nocoDb",
      "disabled": true,
      "position": [
        1460,
        380
      ],
      "parameters": {
        "id": "={{$node[\"CheckUser\"].json[\"id\"]}}",
        "table": "TG_users",
        "fieldsUi": {
          "fieldValues": [
            {
              "fieldName": "TG_account_ID",
              "fieldValue": "={{$node[\"chatID\"].json[\"chatID\"]}}"
            },
            {
              "fieldName": "Last_language_used",
              "fieldValue": "={{$node[\"Telegram Trigger\"].json[\"message\"][\"from\"][\"language_code\"]}}"
            }
          ]
        },
        "operation": "update",
        "projectId": "n8n_multilang_bot_wzhb"
      },
      "credentials": {
        "nocoDb": {
          "name": "<your credential>"
        }
      },
      "notesInFlow": true,
      "typeVersion": 1
    },
    {
      "name": "Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1440,
        80
      ],
      "parameters": {
        "width": 440,
        "height": 460,
        "content": "## What's this?\nDue to some breaking API changes in NocoDB some of its node options are not working at the moment (MAY 2022). These two nodes were replaced by HTTP request nodes. Functionality is still the same."
      },
      "typeVersion": 1
    }
  ],
  "connections": {
    "IF": {
      "main": [
        [
          {
            "node": "HTTP AddUser",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "HTTP UpdateUser",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Merge": {
      "main": [
        [
          {
            "node": "Switch",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Switch": {
      "main": [
        [
          {
            "node": "New user?",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "msg_help",
            "type": "main",
            "index": 0
          }
        ],
        null,
        [
          {
            "node": "msg_wrongcommand",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "chatID": {
      "main": [
        [
          {
            "node": "LoadDictionary",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "CheckUser": {
      "main": [
        [
          {
            "node": "Merge",
            "type": "main",
            "index": 1
          }
        ]
      ]
    },
    "New user?": {
      "main": [
        [
          {
            "node": "IF",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "botmessages": {
      "main": [
        [
          {
            "node": "CheckUser",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "HTTP AddUser": {
      "main": [
        [
          {
            "node": "msg_greet",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "LoadDictionary": {
      "main": [
        [
          {
            "node": "botmessages",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "HTTP UpdateUser": {
      "main": [
        [
          {
            "node": "msg_welcomeback",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Telegram Trigger": {
      "main": [
        [
          {
            "node": "chatID",
            "type": "main",
            "index": 0
          },
          {
            "node": "Merge",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}