// pg_trickle devcontainer configuration
// https://containers.dev/implementors/json_reference/
{
  "name": "pg_trickle Dev",
  "build": {
    "dockerfile": "Dockerfile",
    "context": ".."
  },

  // Run as non-root vscode user
  "remoteUser": "vscode",
  "containerUser": "vscode",

  // ── Features ──────────────────────────────────────────────────────────────
  "features": {
    // Docker-in-Docker for testcontainers (integration tests) and E2E image builds
    "ghcr.io/devcontainers/features/docker-in-docker:2": {
      "dockerDashComposeVersion": "v2",
      "moby": false
    }
  },

  // ── Lifecycle Commands ────────────────────────────────────────────────────
  // Ensure mounted volumes are writable by vscode, then initialize pgrx (runs once after container create)
  "postCreateCommand": "sudo chown -R vscode:vscode /home/vscode/.pgrx ${containerWorkspaceFolder}/target && cargo pgrx init --pg18 /usr/lib/postgresql/18/bin/pg_config",

  // Re-assert ownership on each start in case prior commands created root-owned files
  "postStartCommand": "sudo chown -R vscode:vscode /home/vscode/.pgrx ${containerWorkspaceFolder}/target",

  // ── Persistent Volumes ────────────────────────────────────────────────────
  "mounts": [
    // Cache cargo registry across container rebuilds
    "source=pg-trickle-cargo-registry,target=/home/vscode/.cargo/registry,type=volume",
    // Cache cargo git checkouts across container rebuilds
    "source=pg-trickle-cargo-git,target=/home/vscode/.cargo/git,type=volume",
    // Cache pgrx home (compiled PG instance) across container rebuilds
    "source=pg-trickle-pgrx-home,target=/home/vscode/.pgrx,type=volume",
    // Cache build artifacts across container rebuilds
    "source=pg-trickle-target,target=${containerWorkspaceFolder}/target,type=volume"
  ],

  // ── VS Code Customizations ────────────────────────────────────────────────
  "customizations": {
    "vscode": {
      "extensions": [
        "rust-lang.rust-analyzer",
        "tamasfe.even-better-toml",
        "serayuzgur.crates",
        "vadimcn.vscode-lldb",
        "streetsidesoftware.code-spell-checker"
      ],
      "settings": {
        "rust-analyzer.cargo.features": ["pg18"],
        "rust-analyzer.check.command": "clippy",
        "rust-analyzer.check.extraArgs": ["--features", "pg18"],
        "editor.formatOnSave": true,
        "[rust]": {
          "editor.defaultFormatter": "rust-lang.rust-analyzer"
        }
      }
    }
  },

  // ── Environment Variables ──────────────────────────────────────────────────
  "containerEnv": {
    "CARGO_TERM_COLOR": "always"
  },

  // ── Forward PostgreSQL port (for pgrx run) ────────────────────────────────
  "forwardPorts": [28818]
}