package com.oracle.graal.truffle.debug;

import java.io.*;
import java.util.*;

import com.oracle.graal.api.code.*;
import com.oracle.graal.debug.*;
import com.oracle.graal.nodes.*;
import com.oracle.graal.truffle.*;
import com.oracle.truffle.api.*;

public class AbstractDebugCompilationListener implements GraalTruffleCompilationListener {

    protected static final PrintStream OUT = TTY.out().out();

    public void notifyCompilationQueued(OptimizedCallTarget target) {
    }

    public void notifyCompilationDequeued(OptimizedCallTarget target, Object source, CharSequence reason) {
    }

    public void notifyCompilationFailed(OptimizedCallTarget target, StructuredGraph graph, Throwable t) {
    }

    public void notifyCompilationStarted(OptimizedCallTarget target) {
    }

    public void notifyCompilationTruffleTierFinished(OptimizedCallTarget target, StructuredGraph graph) {
    }

    public void notifyCompilationSuccess(OptimizedCallTarget target, StructuredGraph graph, CompilationResult result) {
    }

    public void notifyCompilationInvalidated(OptimizedCallTarget target, Object source, CharSequence reason) {
    }

    public void notifyShutdown(TruffleRuntime runtime) {
    }

    public static void log(int indent, String msg, String details, Map<String, Object> properties) {
        StringBuilder sb = new StringBuilder();
        sb.append(String.format("[truffle] %-16s ", msg));
        for (int i = 0; i < indent; i++) {
            sb.append(' ');
        }
        sb.append(String.format("%-" + (60 - indent) + "s", details));
        if (properties != null) {
            for (String property : properties.keySet()) {
                Object value = properties.get(property);
                if (value == null) {
                    continue;
                }
                sb.append('|');
                sb.append(property);

                StringBuilder propertyBuilder = new StringBuilder();
                if (value instanceof Integer) {
                    propertyBuilder.append(String.format("%6d", value));
                } else if (value instanceof Double) {
                    propertyBuilder.append(String.format("%8.2f", value));
                } else {
                    propertyBuilder.append(value);
                }

                int length = Math.max(1, 20 - property.length());
                sb.append(String.format(" %" + length + "s ", propertyBuilder.toString()));
            }
        }
        OUT.println(sb.toString());
    }

    public static void addASTSizeProperty(OptimizedCallTarget target, Map<String, Object> properties) {
        int nodeCount = target.countNonTrivialNodes(false);
        int deepNodeCount = nodeCount;
        TruffleInlining inlining = target.getInlining();
        if (inlining != null) {
            deepNodeCount += inlining.getInlinedNodeCount();
        }
        properties.put("ASTSize", String.format("%5d/%5d", nodeCount, deepNodeCount));

    }

}