FROM golang:1.19-alpine3.16 AS go-builder

RUN apk add --no-cache make git zstd gcc g++ libc-dev musl-dev bash mingw-w64-gcc

WORKDIR /opt/pyroscope/

COPY pkg ./pkg
COPY cmd ./cmd
COPY webapp/assets.go ./webapp/assets.go
COPY scripts ./scripts
COPY go.mod go.sum ./

# Generate .syso object file.
RUN source scripts/packages/git-info && go run scripts/windows/generate-windows-version-info/main.go \
  -version "$GIT_TAG" \
  -icon scripts/windows/resources/app.ico \
  -out cmd/pyroscope/resource.syso

## Build for Windows x64 only.
RUN GOOS=windows GOARCH=amd64 go build \
  -trimpath -ldflags "$(scripts/generate-build-flags.sh)" \
  -tags dotnetspy \
  -o pyroscope.exe \
  ./cmd/pyroscope

FROM harbottle/wix AS msi-builder

COPY --from=go-builder /opt/pyroscope/pyroscope.exe pyroscope.exe
COPY scripts/windows/pyroscope.wsx pyroscope.wsx
COPY scripts/windows/resources resources

# Build MSI package.
RUN candle -arch x64 -ext WixUtilExtension \
    -dPyroscopeSourceExecutable=pyroscope.exe \
    pyroscope.wsx && \
    light -sval -ext WixUtilExtension \
    pyroscope.wixobj

FROM scratch AS msi-exporter
COPY --from=msi-builder /mnt/workspace/pyroscope.exe /
COPY --from=msi-builder /mnt/workspace/pyroscope.msi /