use serde_json::{json, Value};

pub fn tool_run_backtest() -> Value {
    json!({
        "name": "run_backtest",
        "description": "Full backtest pipeline: compile EA → clean cache → run backtest → extract results → analyze. Use this when you have modified the EA source code.",
        "inputSchema": {
            "type": "object",
            "required": ["expert"],
            "properties": {
                "expert": { "type": "string", "description": "EA name without path or extension" },
                "symbol": { "type": "string", "description": "Trading symbol (default: from config or first available)" },
                "from_date": { "type": "string", "description": "Start date YYYY.MM.DD (default: past complete month)" },
                "to_date": { "type": "string", "description": "End date YYYY.MM.DD (default: past complete month)" },
                "timeframe": { "type": "string", "enum": ["M1", "M5", "M15", "M30", "H1", "H4", "D1"], "description": "Chart timeframe (default: M5)" },
                "deposit": { "type": "integer", "description": "Initial deposit (default: 10000)" },
                "model": { "type": "integer", "enum": [0, 1, 2], "description": "Tick model: 0=Every tick, 1=OHLC, 2=Open prices" },
                "set_file": { "type": "string", "description": "Path to .set parameter file for EA inputs" },
                "skip_compile": { "type": "boolean", "description": "Skip compilation (use existing .ex5)" },
                "skip_clean": { "type": "boolean", "description": "Skip cache cleaning" },
                "skip_analyze": { "type": "boolean", "description": "Skip analysis phase" },
                "deep": { "type": "boolean", "description": "Run deep analysis with extra metrics" },
                "shutdown": { "type": "boolean", "description": "Close MT5 after backtest completes" },
                "kill_existing": { "type": "boolean", "description": "Kill any running MT5 instance first" },
                "timeout": { "type": "integer", "description": "Max wait time in seconds (default: 900)" },
                "gui": { "type": "boolean", "description": "Enable MT5 visualization window" }
            }
        }
    })
}

pub fn tool_run_backtest_quick() -> Value {
    json!({
        "name": "run_backtest_quick",
        "description": "Quick backtest using pre-compiled EA: clean cache → run backtest → extract → analyze. Skips compilation. Use when EA code hasn't changed.",
        "inputSchema": {
            "type": "object",
            "required": ["expert"],
            "properties": {
                "expert": { "type": "string", "description": "EA name without path or extension (must have .ex5 compiled)" },
                "symbol": { "type": "string", "description": "Trading symbol (default: from config or first available)" },
                "from_date": { "type": "string", "description": "Start date YYYY.MM.DD (default: past complete month)" },
                "to_date": { "type": "string", "description": "End date YYYY.MM.DD (default: past complete month)" },
                "timeframe": { "type": "string", "enum": ["M1", "M5", "M15", "M30", "H1", "H4", "D1"], "description": "Chart timeframe (default: M5)" },
                "deposit": { "type": "integer", "description": "Initial deposit (default: 10000)" },
                "model": { "type": "integer", "enum": [0, 1, 2], "description": "Tick model" },
                "set_file": { "type": "string", "description": "Path to .set parameter file for EA inputs" },
                "deep": { "type": "boolean", "description": "Run deep analysis" },
                "shutdown": { "type": "boolean", "description": "Close MT5 after backtest" },
                "timeout": { "type": "integer", "description": "Max wait time in seconds (default: 900)" },
                "gui": { "type": "boolean", "description": "Enable MT5 visualization" }
            }
        }
    })
}

pub fn tool_run_backtest_only() -> Value {
    json!({
        "name": "run_backtest_only",
        "description": "Backtest only: just run backtest and extract results. No compile, no analysis. Fastest option when you just need raw trade data.",
        "inputSchema": {
            "type": "object",
            "required": ["expert"],
            "properties": {
                "expert": { "type": "string", "description": "EA name without path or extension (must have .ex5 compiled)" },
                "symbol": { "type": "string", "description": "Trading symbol (default: from config)" },
                "from_date": { "type": "string", "description": "Start date YYYY.MM.DD" },
                "to_date": { "type": "string", "description": "End date YYYY.MM.DD" },
                "timeframe": { "type": "string", "enum": ["M1", "M5", "M15", "M30", "H1", "H4", "D1"], "description": "Chart timeframe (default: M5)" },
                "deposit": { "type": "integer", "description": "Initial deposit (default: 10000)" },
                "model": { "type": "integer", "enum": [0, 1, 2], "description": "Tick model" },
                "set_file": { "type": "string", "description": "Path to .set parameter file" },
                "shutdown": { "type": "boolean", "description": "Close MT5 after backtest" },
                "timeout": { "type": "integer", "description": "Max wait time (default: 900)" },
                "gui": { "type": "boolean", "description": "Enable MT5 visualization" }
            }
        }
    })
}

pub fn tool_launch_backtest() -> Value {
    json!({
        "name": "launch_backtest",
        "description": "Launch MT5 backtest in fire-and-forget mode: compile → clean cache → launch MT5 backtest, then return immediately. Use get_backtest_status to poll for completion.",
        "inputSchema": {
            "type": "object",
            "required": ["expert"],
            "properties": {
                "expert": { "type": "string", "description": "EA name without path or extension" },
                "symbol": { "type": "string", "description": "Trading symbol" },
                "from_date": { "type": "string", "description": "Start date YYYY.MM.DD" },
                "to_date": { "type": "string", "description": "End date YYYY.MM.DD" },
                "timeframe": { "type": "string", "enum": ["M1", "M5", "M15", "M30", "H1", "H4", "D1"] },
                "deposit": { "type": "integer" },
                "model": { "type": "integer", "enum": [0, 1, 2] },
                "set_file": { "type": "string", "description": "Path to .set parameter file" },
                "skip_compile": { "type": "boolean" },
                "skip_clean": { "type": "boolean" },
                "timeout": { "type": "integer", "description": "Max time in seconds to wait for backtest (default: 900)" },
                "gui": { "type": "boolean", "description": "Enable visualization during backtest" }
            }
        }
    })
}

pub fn tool_get_backtest_status() -> Value {
    json!({
        "name": "get_backtest_status",
        "description": "Check progress of a running backtest pipeline",
        "inputSchema": {
            "type": "object",
            "properties": {
                "report_dir": { "type": "string" }
            }
        }
    })
}

pub fn tool_cache_status() -> Value {
    json!({
        "name": "cache_status",
        "description": "Check tester cache disk usage",
        "inputSchema": {
            "type": "object"
        }
    })
}

pub fn tool_clean_cache() -> Value {
    json!({
        "name": "clean_cache",
        "description": "Delete old tester cache files",
        "inputSchema": {
            "type": "object",
            "properties": {
                "symbol": { "type": "string" },
                "dry_run": { "type": "boolean" }
            }
        }
    })
}