version: '3'

vars:
  GOCMD: go
  BINARY_NAME: reticulum-go
  BUILD_DIR: bin
  MAIN_PACKAGE: ./cmd/reticulum-go

tasks:
  default:
    desc: Show available tasks
    cmds:
      - task --list

  all:
    desc: Clean, download dependencies, build and test
    deps: [clean, deps, build, test]

  build:
    desc: Build release binary (no debug symbols, static)
    env:
      CGO_ENABLED: '0'
    cmds:
      - mkdir -p {{.BUILD_DIR}}
      - '{{.GOCMD}} build -ldflags="-s -w" -o {{.BUILD_DIR}}/{{.BINARY_NAME}} {{.MAIN_PACKAGE}}'

  debug:
    desc: Build debug binary
    cmds:
      - mkdir -p {{.BUILD_DIR}}
      - '{{.GOCMD}} build -o {{.BUILD_DIR}}/{{.BINARY_NAME}} {{.MAIN_PACKAGE}}'

  build-experimental:
    desc: Build binary with experimental features (GOEXPERIMENT=greenteagc)
    env:
      GOEXPERIMENT: greenteagc
    cmds:
      - mkdir -p {{.BUILD_DIR}}
      - '{{.GOCMD}} build -o {{.BUILD_DIR}}/{{.BINARY_NAME}}-experimental {{.MAIN_PACKAGE}}'

  experimental:
    desc: Alias for build-experimental
    cmds:
      - task: build-experimental

  release:
    desc: Build stripped static binary for release (alias for build)
    cmds:
      - task: build

  fmt:
    desc: Format Go code
    cmds:
      - '{{.GOCMD}} fmt ./...'

  fmt-check:
    desc: Check if code is formatted (useful for CI)
    cmds:
      - '{{.GOCMD}} fmt -d ./... > fmt.diff 2>&1 || true'
      - 'test -s fmt.diff && (echo "Code is not formatted. Run ''task fmt'' to fix." && cat fmt.diff && rm -f fmt.diff && exit 1) || (rm -f fmt.diff && exit 0)'

  vet:
    desc: Run go vet
    cmds:
      - '{{.GOCMD}} vet ./...'

  lint:
    desc: Run revive linter
    cmds:
      - revive -config revive.toml -formatter friendly ./pkg/* ./cmd/* ./internal/*

  scan:
    desc: Run gosec security scanner
    cmds:
      - gosec ./...

  check:
    desc: Run fmt-check, vet, lint, test-short, and scan
    deps: [fmt-check, vet, lint, test-short, scan]

  bench:
    desc: Run benchmarks with standard GC
    cmds:
      - '{{.GOCMD}} test -bench=. -benchmem ./...'

  bench-experimental:
    desc: Run benchmarks with experimental GC
    env:
      GOEXPERIMENT: greenteagc
    cmds:
      - '{{.GOCMD}} test -bench=. -benchmem ./...'

  bench-compare:
    desc: Run benchmarks with both GC settings
    deps: [bench, bench-experimental]

  clean:
    desc: Remove build artifacts
    cmds:
      - '{{.GOCMD}} clean'
      - rm -rf {{.BUILD_DIR}}

  test:
    desc: Run tests
    cmds:
      - '{{.GOCMD}} test -v ./...'

  test-short:
    desc: Run short tests
    cmds:
      - '{{.GOCMD}} test -short -v ./...'

  test-race:
    desc: Run tests with race detector
    cmds:
      - '{{.GOCMD}} test -race -v ./...'

  coverage:
    desc: Generate test coverage report
    cmds:
      - '{{.GOCMD}} test -coverprofile=coverage.out ./...'
      - '{{.GOCMD}} tool cover -html=coverage.out'

  deps:
    desc: Download and verify dependencies
    env:
      GOPROXY: '{{.GOPROXY | default "https://proxy.golang.org,direct"}}'
    cmds:
      - '{{.GOCMD}} mod download'
      - '{{.GOCMD}} mod verify'

  mod-tidy:
    desc: Tidy go.mod file
    cmds:
      - '{{.GOCMD}} mod tidy'

  mod-verify:
    desc: Verify dependencies
    cmds:
      - '{{.GOCMD}} mod verify'

  build-linux:
    desc: Build for Linux (amd64, arm64, arm, riscv64)
    env:
      CGO_ENABLED: '0'
    cmds:
      - mkdir -p {{.BUILD_DIR}}
      - 'GOOS=linux GOARCH=amd64 {{.GOCMD}} build -o {{.BUILD_DIR}}/{{.BINARY_NAME}}-linux-amd64 {{.MAIN_PACKAGE}}'
      - 'GOOS=linux GOARCH=arm64 {{.GOCMD}} build -o {{.BUILD_DIR}}/{{.BINARY_NAME}}-linux-arm64 {{.MAIN_PACKAGE}}'
      - 'GOOS=linux GOARCH=arm {{.GOCMD}} build -o {{.BUILD_DIR}}/{{.BINARY_NAME}}-linux-arm {{.MAIN_PACKAGE}}'
      - 'GOOS=linux GOARCH=riscv64 {{.GOCMD}} build -o {{.BUILD_DIR}}/{{.BINARY_NAME}}-linux-riscv64 {{.MAIN_PACKAGE}}'

  build-all:
    desc: Build for all Linux architectures
    deps: [build-linux]

  run:
    desc: Run with go run
    cmds:
      - '{{.GOCMD}} run {{.MAIN_PACKAGE}}'

  tinygo-build:
    desc: Build binary with TinyGo compiler
    cmds:
      - mkdir -p {{.BUILD_DIR}}
      - tinygo build -o {{.BUILD_DIR}}/{{.BINARY_NAME}}-tinygo -size short {{.MAIN_PACKAGE}}

  tinygo-wasm:
    desc: Build WebAssembly binary with TinyGo compiler
    cmds:
      - mkdir -p {{.BUILD_DIR}}
      - tinygo build -target wasm -o {{.BUILD_DIR}}/{{.BINARY_NAME}}.wasm ./cmd/reticulum-wasm

  test-wasm:
    desc: Run WebAssembly tests using Node.js
    vars:
      WASM_BIN_PATH:
        sh: pwd
    env:
      GOOS: js
      GOARCH: wasm
    cmds:
      - PATH="$PATH:{{.WASM_BIN_PATH}}/misc/wasm" {{.GOCMD}} test -v ./pkg/wasm/ ./cmd/reticulum-wasm/

  build-wasm:
    desc: Build WebAssembly binary with standard Go compiler
    env:
      CGO_ENABLED: '0'
      GOOS: js
      GOARCH: wasm
    cmds:
      - mkdir -p {{.BUILD_DIR}}
      - '{{.GOCMD}} build -ldflags="-s -w" -o {{.BUILD_DIR}}/{{.BINARY_NAME}}.wasm ./cmd/reticulum-wasm'

  build-wasm-example:
    desc: Build WebAssembly example
    env:
      CGO_ENABLED: '0'
    cmds:
      - mkdir -p examples/wasm/public/static
      - 'cd examples/wasm && GOOS=js GOARCH=wasm {{.GOCMD}} build -o public/static/reticulum-go.wasm .'
      - |
        GOROOT=$({{.GOCMD}} env GOROOT)
        if [ -f "$GOROOT/lib/wasm/wasm_exec.js" ]; then
          cp "$GOROOT/lib/wasm/wasm_exec.js" examples/wasm/public/js/
          echo "wasm_exec.js copied successfully from $GOROOT/lib/wasm/"
        elif [ -f "$GOROOT/misc/wasm/wasm_exec.js" ]; then
          cp "$GOROOT/misc/wasm/wasm_exec.js" examples/wasm/public/js/
          echo "wasm_exec.js copied successfully from $GOROOT/misc/wasm/"
        else
          echo "Warning: wasm_exec.js not found"
          exit 1
        fi

  install:
    desc: Install dependencies
    cmds:
      - '{{.GOCMD}} mod download'

  checksum:
    desc: Generate SHA256 checksum for binary (uses BINARY_PATH env var if set, otherwise defaults to bin/reticulum-go)
    cmds:
      - |
        BINARY_PATH="${BINARY_PATH:-{{.BUILD_DIR}}/{{.BINARY_NAME}}}"
        if [ -f "$BINARY_PATH" ]; then
          sha256sum "$BINARY_PATH" > "${BINARY_PATH}.sha256"
          echo "Generated checksum: ${BINARY_PATH}.sha256"
        else
          echo "Error: Binary not found at $BINARY_PATH"
          exit 1
        fi

  example:announce:
    desc: Run announce example
    cmds:
      - 'cd examples/announce && {{.GOCMD}} run .'

  example:minimal:
    desc: Run minimal example
    cmds:
      - 'cd examples/minimal && {{.GOCMD}} run .'

  example:pageserver:
    desc: Run pageserver example
    cmds:
      - 'cd examples/pageserver && {{.GOCMD}} run .'

  example:echo-listen:
    desc: Run echo example (waits for incoming connections, P2P peer)
    cmds:
      - 'cd examples/echo && {{.GOCMD}} run . --server'

  example:echo-connect:
    desc: Run echo example (initiates connection to peer, requires DESTINATION env var)
    cmds:
      - |
        if [ -z "${DESTINATION}" ]; then
          echo "Error: DESTINATION environment variable required (hexadecimal hash of peer)"
          echo "Example: DESTINATION=abc123... task example:echo-connect"
          exit 1
        fi
        cd examples/echo && {{.GOCMD}} run . --destination="${DESTINATION}"

  example:link-listen:
    desc: Run link example (waits for incoming link requests, P2P peer)
    cmds:
      - 'cd examples/link && {{.GOCMD}} run . --server'

  example:link-connect:
    desc: Run link example (initiates link to peer, requires DESTINATION env var)
    cmds:
      - |
        if [ -z "${DESTINATION}" ]; then
          echo "Error: DESTINATION environment variable required (hexadecimal hash of peer)"
          echo "Example: DESTINATION=abc123... task example:link-connect"
          exit 1
        fi
        cd examples/link && {{.GOCMD}} run . --destination="${DESTINATION}"

  example:filetransfer-share:
    desc: Run filetransfer example (shares files from directory, P2P peer)
    cmds:
      - |
        if [ -z "${SERVE_PATH}" ]; then
          echo "Error: SERVE_PATH environment variable required (directory to share)"
          echo "Example: SERVE_PATH=/path/to/files task example:filetransfer-share"
          exit 1
        fi
        cd examples/filetransfer && {{.GOCMD}} run . --server --serve="${SERVE_PATH}"

  example:filetransfer-fetch:
    desc: Run filetransfer example (fetches files from peer, requires DESTINATION env var)
    cmds:
      - |
        if [ -z "${DESTINATION}" ]; then
          echo "Error: DESTINATION environment variable required (hexadecimal hash of peer)"
          echo "Example: DESTINATION=abc123... task example:filetransfer-fetch"
          exit 1
        fi
        cd examples/filetransfer && {{.GOCMD}} run . --destination="${DESTINATION}"