VSCodeDebuggerSetup

extensions.json

{
    "recommendations": [
      "ms-vscode.csharp",
      "ms-vscode.mono-debug",
      "visualstudioexptteam.vscodeintellicode",
    ]
}

launch.json

{
    // Use IntelliSense to learn about possible attributes.
    // Hover to view descriptions of existing attributes.
    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
        {
            "name": "Debug",
            "type": "mono",
            "request": "attach",
            "address": "localhost",
            // If you want to change this port change both AndroidSdbHostPort and AndroidSdbTargetPort in tasks.json
            "port": 10000, 
            "preLaunchTask": "Run",
        },
    ]
}

tasks.json

{
    // See https://go.microsoft.com/fwlink/?LinkId=733558
    // for the documentation about the tasks.json format
    "version": "2.0.0",
    "tasks": [
        {
            "label": "Build",
            "type": "shell",
            "command": "msbuild ${input:project} /restore /p:Configuration=${input:configuration} /t:${input:target}",
            "group": {
                "kind": "build",
                "isDefault": true
            },
            "problemMatcher": [
                "$msCompile"
            ]
        },
        {
            "label": "Run",
            "type": "shell",
            "command": "msbuild ${input:project} /restore \"/t:Install;_Run\" /p:Configuration=${input:configuration} /p:AndroidAttachDebugger=${input:attach} -p:AndroidSdbHostPort=10000 -p:AndroidSdbTargetPort=10000",
            "group": {
                "kind": "build",
                "isDefault": true
            },
            "problemMatcher": [
                "$msCompile"
            ]
        },
    ],
    "inputs": [
        {
          "id": "configuration",
          "type": "pickString",
          "default": "Debug",
          "description": "The Build Configuration",
          // Edit these to match your Configurations
          "options": [ "Debug", "Release"]
        },
        {
            "id": "target",
            "type": "pickString",
            "default": "Debug",
            "description": "Select MSBuild Target",
            "options": [
                "Build", "SignAndroidPackage", "Install", "Clean",
            ]
        },
        {
            "id": "attach",
            "type": "pickString",
            "default": "Build",
            "description": "Attach Debugger?",
            "options": [
                "true",
                "false",
            ]
        },
        {
            "id": "project",
            "type": "pickString",
            "default": "Debug",
            "description": "Select Project",
            // Edit these to match your project structure.
            // It is the path from the root of the project where the .vscode folder lives
            "options": [
                "foofoo.Android/foofoo.Android.csproj"
            ]
        },
      ]
}