apiVersion: tekton.dev/v1
kind: Task
metadata:
  name: rust-nx-merge
  annotations:
    tekton.dev/pipelines.minVersion: "0.19.0"
    tekton.dev/categories: GitOps
    tekton.dev/tags: git, devops, nx, rust
    tekton.dev/displayName: "Merge Rust projects with nx import"
    tekton.dev/platforms: "linux/amd64"
spec:
  description: |
    Clones a git repository, merges Rust projects using nx import,
    updates target project versions to match source versions.

  params:
    - name: context
      type: string
      description: context directory
      default: ""

    - name: repositoryUrl
      type: string
      description: Target repository URL

    - name: branch
      type: string
      default: "main"
      description: Git branch to operate on

    - name: workspaceName
      type: string
      description: Nx workspace project name to lint and test

    - name: targetProjects
      type: array
      description: List of target project paths in the repo (e.g., ["libs/project1"])

    - name: sourceProjects
      type: array
      description: List of source project paths in workspace (e.g., ["generated/project1"])

    - name: commitMessage
      type: string
      default: "chore: merge projects and sync versions"
      description: Commit message

  workspaces:
    - name: base
    - name: tmp

  steps:
    - name: clone-repository
      image: alpine/git:latest
      workingDir: /workspace/tmp
      env:
        - name: HOME
          value: /workspace/base/$(params.context)/home
      script: |
        #!/bin/sh
        set -e
        git clone -b $(params.branch) $(params.repositoryUrl) repo
        cd repo

    - name: merge-projects
      image: node:18
      workingDir: /workspace/tmp
      script: |
        #!/bin/sh
        set -e

        # Install nx if not present
        command -v nx >/dev/null || npm install -g nx

        # Get project pairs
        TARGETS=($(params.targetProjects[*]))
        SOURCES=($(params.sourceProjects[*]))

        if [ ${#TARGETS[@]} -ne ${#SOURCES[@]} ]; then
          echo "Error: targetProjects and sourceProjects length mismatch"
          exit 1
        fi

        # Process each project pair
        cd repo/$(params.workspaceName)

        for i in $(seq 0 $((${#TARGETS[@]}-1))); do
          SOURCE_PATH="${SOURCES[$i]}"
          TARGET_PROJECT="${TARGETS[$i]}"
          TARGET_PATH="repo/$(params.workspaceName)/${TARGET_PROJECT}"

          # Import project
          echo "Importing ${SOURCE_PATH} to ${TARGET_PROJECT}"
          npx nx import "${SOURCE_PATH}" "${TARGET_PROJECT}"

          # Version sync
          SRC_VERSION=$(grep '^version =' "${SOURCE_PATH}/Cargo.toml" | cut -d'"' -f2)
          sed -i.bak "s/^version = .*/version = \"${SRC_VERSION}\"/" "${TARGET_PATH}/Cargo.toml"
          rm -f "${TARGET_PATH}/Cargo.toml.bak"
        done

    - name: commit-and-push
      image: alpine/git:latest
      workingDir: /workspace/tmp
      env:
        - name: HOME
          value: /workspace/base/$(params.context)/home
      script: |
        #!/bin/sh
        set -e
        cd repo"

        git add .
        git commit -m "$(params.commitMessage)" || exit 0
        git push origin HEAD:"$(params.branch)"

  volumes:
    - name: tmp
      emptyDir: {}