osm-maker-vibes/src/wasmJsMain/kotlin/Main.kt

package org.example

import kotlinx.serialization.json.Json

fun main() {
    println("OSM Maker - Wasm Version")
    println("This is a WebAssembly-compiled version of the OSM processing application.")

    // Note: The original application used Java-specific libraries (OSM2World, java.awt.Desktop, java.io.File)
    // that are not compatible with WebAssembly. This is a simplified version that demonstrates
    // successful Wasm compilation.

    // In a real Wasm implementation, you would need to:
    // 1. Use Wasm-compatible libraries for OSM data processing
    // 2. Use browser APIs for file operations
    // 3. Use WebGL or similar for 3D rendering instead of generating GLB files

    // For demo purposes, we'll use a default configuration
    // In a real implementation, you would fetch config.json via browser fetch API
    val defaultConfig = Config(
        osmData = OsmDataConfig(
            useLocalExtract = false,
            localFilePath = "virginia.osm.pbf",
            boundingBox = BoundingBoxConfig(
                south = 37.115,
                west = -76.396,
                north = 37.139,
                east = -76.345,
                description = "Poquoson, VA"
            ),
            overpassTimeout = 25
        ),
        projection = ProjectionConfig(
            origin = OriginConfig(
                latitude = 37.120907,
                longitude = -76.333694
            )
        ),
        output = OutputConfig(
            fileName = "municipality.glb",
            autoOpen = true
        )
    )

    println("Configuration loaded:")
    println("  Area: ${defaultConfig.osmData.boundingBox.description}")
    println("  Use local extract: ${defaultConfig.osmData.useLocalExtract}")
    println("  Output file: ${defaultConfig.output.fileName}")

    val bbox = "${defaultConfig.osmData.boundingBox.south},${defaultConfig.osmData.boundingBox.west},${defaultConfig.osmData.boundingBox.north},${defaultConfig.osmData.boundingBox.east}"
    println("Processing OSM data for bounding box: $bbox")

    // Simulate processing
    processOsmData(defaultConfig)

    println("Wasm compilation successful! Check browser console for output.")
}

fun processOsmData(config: Config) {
    val bbox = "${config.osmData.boundingBox.south},${config.osmData.boundingBox.west},${config.osmData.boundingBox.north},${config.osmData.boundingBox.east}"
    println("Simulating OSM data processing for bbox: $bbox")

    // In a real implementation, this would:
    // - Fetch OSM data using browser fetch API
    // - Process the data using Wasm-compatible libraries
    // - Render 3D output using WebGL

    val boundingBox = config.osmData.boundingBox
    println("Parsed coordinates from configuration:")
    println("  South: ${boundingBox.south}")
    println("  West: ${boundingBox.west}")
    println("  North: ${boundingBox.north}")
    println("  East: ${boundingBox.east}")

    val area = (boundingBox.north - boundingBox.south) * (boundingBox.east - boundingBox.west)
    println("  Approximate area: $area square degrees")

    println("Projection origin: ${config.projection.origin.latitude}, ${config.projection.origin.longitude}")
    println("Output file would be: ${config.output.fileName}")
    println("Auto-open enabled: ${config.output.autoOpen}")

    println("OSM data processing simulation complete.")
}