update wasm file

server/wasm/wasm_main.go

@@ -1,105 +0,0 @@
-//go:build js && wasm
-// +build js,wasm
-
-package main
-
-import (
-	"song-recognition/models"
-	"song-recognition/shazam"
-	"song-recognition/utils"
-	"syscall/js"
-)
-
-func generateFingerprint(this js.Value, args []js.Value) interface{} {
-	if len(args) < 3 {
-		return js.ValueOf(map[string]interface{}{
-			"error": 1,
-			"data":  "Expected audio array, sample rate, and number of channels",
-		})
-	}
-
-	if args[0].Type() != js.TypeObject || args[1].Type() != js.TypeNumber {
-		return js.ValueOf(map[string]interface{}{
-			"error": 2,
-			"data":  "Invalid argument types; Expected audio array and samplerate (type: int)",
-		})
-	}
-
-	channels := args[2].Int()
-	if args[2].Type() != js.TypeNumber || (channels != 1 && channels != 2) {
-		return js.ValueOf(map[string]interface{}{
-			"error": 2,
-			"data":  "Invalid number of channels; expected 1 or 2",
-		})
-	}
-
-	inputArray := args[0]
-	sampleRate := args[1].Int()
-
-	audioData := make([]float64, inputArray.Length())
-	for i := 0; i < inputArray.Length(); i++ {
-		audioData[i] = inputArray.Index(i).Float()
-	}
-
-	fingerprint := make(map[uint32]models.Couple)
-	var leftChannel, rightChannel []float64
-
-	if channels == 1 {
-		leftChannel = audioData
-		spectrogram, err := shazam.Spectrogram(audioData, sampleRate)
-		if err != nil {
-			return js.ValueOf(map[string]interface{}{
-				"error": 3,
-				"data":  "Error generating spectrogram: " + err.Error(),
-			})
-		}
-		peaks := shazam.ExtractPeaks(spectrogram, float64(len(audioData))/float64(sampleRate))
-		fingerprint = shazam.Fingerprint(peaks, utils.GenerateUniqueID())
-	} else {
-		for i := 0; i < len(audioData); i += 2 {
-			leftChannel = append(leftChannel, audioData[i])
-			rightChannel = append(rightChannel, audioData[i+1])
-		}
-
-		// LEFT
-		spectrogram, err := shazam.Spectrogram(leftChannel, sampleRate)
-		if err != nil {
-			return js.ValueOf(map[string]interface{}{
-				"error": 3,
-				"data":  "Error generating spectrogram: " + err.Error(),
-			})
-		}
-		peaks := shazam.ExtractPeaks(spectrogram, float64(len(leftChannel))/float64(sampleRate))
-		utils.ExtendMap(fingerprint, shazam.Fingerprint(peaks, utils.GenerateUniqueID()))
-
-		// RIGHT
-		spectrogram, err = shazam.Spectrogram(rightChannel, sampleRate)
-		if err != nil {
-			return js.ValueOf(map[string]interface{}{
-				"error": 3,
-				"data":  "Error generating spectrogram: " + err.Error(),
-			})
-		}
-		peaks = shazam.ExtractPeaks(spectrogram, float64(len(rightChannel))/float64(sampleRate))
-		utils.ExtendMap(fingerprint, shazam.Fingerprint(peaks, utils.GenerateUniqueID()))
-	}
-
-	fingerprintArray := []interface{}{}
-	for address, couple := range fingerprint {
-		entry := map[string]interface{}{
-			"address":    address,
-			"anchorTime": couple.AnchorTimeMs,
-		}
-		fingerprintArray = append(fingerprintArray, entry)
-	}
-
-	return js.ValueOf(map[string]interface{}{
-		"error": 0,
-		"data":  fingerprintArray,
-	})
-}
-
-func main() {
-	js.Global().Set("generateFingerprint", js.FuncOf(generateFingerprint))
-	select {}
-}