{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "go-proxy providers file",
  "anyOf": [
    {
      "type":"object"
    },
    {
      "type":"null"
    }
  ],
  "patternProperties": {
    "^[a-zA-Z0-9_-]+$": {
      "title": "Proxy entry",
      "type": "object",
      "properties": {
        "scheme": {
          "title": "Proxy scheme (http, https, tcp, udp)",
          "anyOf": [
            {
              "type": "string",
              "enum": ["http", "https", "tcp", "udp"]
            },
            {
              "type": "null",
              "description": "HTTP proxy"
            }
          ]
        },
        "host": {
          "anyOf": [
            {
              "type": "string",
              "format": "ipv4",
              "description": "Proxy to ipv4 address"
            },
            {
              "type": "string",
              "format": "ipv6",
              "description": "Proxy to ipv6 address"
            },
            {
              "type": "string",
              "format": "hostname",
              "description": "Proxy to hostname"
            }
          ],
          "title": "Proxy host (ipv4 / ipv6 / hostname)"
        },
        "port": {
          "title": "Proxy port"
        },
        "path": {},
        "path_mode": {},
        "no_tls_verify": {
          "description": "Disable TLS verification for https proxy",
          "type": "boolean"
        }
      },
      "required": ["host"],
      "additionalProperties": false,
      "allOf": [
        {
          "if": {
            "anyOf": [
              {
                "properties": {
                  "scheme": {
                    "enum": ["http", "https"]
                  }
                }
              },
              {
                "properties": {
                  "scheme": {
                    "not": true
                  }
                }
              },
              {
                "properties": {
                  "scheme": {
                    "type": "null"
                  }
                }
              }
            ]
          },
          "then": {
            "properties": {
              "port": {
                "anyOf": [
                  {
                    "type": "string",
                    "pattern": "^[0-9]{1,5}$",
                    "minimum": 1,
                    "maximum": 65535,
                    "markdownDescription": "Proxy port from **1** to **65535**",
                    "patternErrorMessage": "'port' must be a number"
                  },
                  {
                    "type": "integer",
                    "minimum": 1,
                    "maximum": 65535
                  }
                ]
              },
              "path": {
                "anyOf": [
                  {
                    "type": "string",
                    "description": "Proxy path"
                  },
                  {
                    "type": "null",
                    "description": "No proxy path"
                  }
                ]
              },
              "path_mode": {
                "anyOf": [
                  {
                    "description": "Proxy path mode (forward, sub, empty)",
                    "type": "string",
                    "enum": ["", "forward", "sub"]
                  },
                  {
                    "description": "Default proxy path mode (sub)",
                    "type": "null"
                  }
                ]
              }
            }
          },
          "else": {
            "properties": {
              "port": {
                "markdownDescription": "`listening port`:`target port | service type`",
                "type": "string",
                "pattern": "^[0-9]+\\:[0-9a-z]+$",
                "patternErrorMessage": "'port' must be in the format of '<listening port>:<target port | service type>'"
              },
              "path": {
                "not": true
              },
              "path_mode": {
                "not": true
              }
            },
            "required": ["port"]
          }
        },
        {
          "if": {
            "not": {
              "properties": {
                "scheme": {
                  "const": "https"
                }
              }
            }
          },
          "then": {
            "properties": {
              "no_tls_verify": {
                "not": true
              }
            }
          }
        }
      ]
    }
  },
  "additionalProperties": false
}