#!/bin/bash

# Script to release a new version of the application
# Usage: ./release <new_version>

set -e  # Exit on any error

if [ $# -ne 1 ]; then
    echo "Usage: $0 <new_version>"
    echo "Example: $0 1.0.0"
    exit 1
fi

NEW_VERSION="$1"
WORKSPACE_CARGO="Cargo.toml"
CRATE_CARGO="crates/coop/Cargo.toml"

# Check if both Cargo.toml files exist
if [ ! -f "$WORKSPACE_CARGO" ]; then
    echo "Error: $WORKSPACE_CARGO not found in current directory"
    exit 1
fi

if [ ! -f "$CRATE_CARGO" ]; then
    echo "Error: $CRATE_CARGO not found"
    exit 1
fi

# Function to update version in a Cargo.toml file
update_version() {
    local file="$1"
    local backup="${file}.bak"

    # Backup the original file
    cp "$file" "$backup"

    # Replace the version in Cargo.toml
    if sed -i.bak -E "s/^version = \"[0-9]+\.[0-9]+\.[0-9]+\"/version = \"$NEW_VERSION\"/" "$file"; then
        echo "✓ Updated version to $NEW_VERSION in $file"
        # Remove backup created by sed
        if [ -f "${file}.bak" ]; then
            rm "${file}.bak"
        fi
    else
        echo "Error: Failed to update version in $file"
        # Restore original backup
        mv "$backup" "$file"
        exit 1
    fi

    # Remove the initial backup file
    rm -f "$backup"
}

# Update both Cargo.toml files
echo "Updating versions..."
update_version "$WORKSPACE_CARGO"
update_version "$CRATE_CARGO"

# Create git tag
TAG_NAME="v$NEW_VERSION"
COMMIT_MSG="Release version $NEW_VERSION"

if git tag -a "$TAG_NAME" -m "$COMMIT_MSG"; then
    echo "✓ Created git tag: $TAG_NAME"
else
    echo "Error: Failed to create git tag"
    exit 1
fi

# Push to origin (both commits and tags)
echo "Pushing to origin..."
if git push origin main && git push origin "$TAG_NAME"; then
    echo "✓ Successfully pushed to origin"
    echo "✓ Release $NEW_VERSION completed successfully!"
else
    echo "Error: Failed to push to origin"
    exit 1
fi