tamerye/flake.nix

{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";

    rust-overlay.url = "github:oxalica/rust-overlay";
    rust-overlay.inputs.nixpkgs.follows = "nixpkgs";

    crane.url = "github:ipetkov/crane";
  };

  outputs = { self, nixpkgs, rust-overlay, crane }:
  let
    inherit (nixpkgs) lib;

    systems = [
      "x86_64-linux"
      "aarch64-linux"
      "x86_64-darwin"
      "aarch64-darwin"
    ];

    forAllSystems = f: lib.genAttrs systems (system: let
      pkgs = import nixpkgs {
        inherit system;
        overlays = [
          (import rust-overlay)
        ];
      };

      rust-bin = rust-overlay.lib.mkRustBin { } pkgs.buildPackages;
      toolchain = rust-bin.stable.latest.default.override {
        extensions = [ "rust-src" "rust-analyzer" "rust-std" ];
      };
    in f system pkgs toolchain);
  in {
    devShells = forAllSystems (system: pkgs: toolchain: {
      default = pkgs.mkShell {
        nativeBuildInputs = with pkgs; [
          toolchain

          cargo-edit
          pkg-config
          sqlite-interactive
        ];

        buildInputs = with pkgs; [
          sqlite
        ];

        RUST_SRC_PATH = "${toolchain}/lib/rustlib/src/rust/library";
      };
    });

    packages = let
      src = builtins.filterSource (path: type: let
        baseName = baseNameOf (toString path);
      in !(lib.any (b: b) [
          (!(lib.cleanSourceFilter path type))
          (baseName == ".gitea" && type == "directory")

          (baseName == ".envrc" && type == "regular")
          (baseName == "flake.lock" && type == "regular")
          (baseName == "flake.nix" && type == "regular")
        ])) ./.;

      cargoToml = builtins.fromTOML (builtins.readFile ./Cargo.toml);
    in forAllSystems (system: pkgs: _: let
      craneLib = (crane.mkLib pkgs).overrideToolchain (p: p.rust-bin.stable.latest.default);

      androidPkgs = import nixpkgs {
        config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [
          "aarch64-unknown-linux-android-ndk-toolchain"
          "aarch64-unknown-linux-android-ndk-toolchain-wrapper"
          "android-sdk-ndk"
          "android-sdk-platform-tools"
          "ndk"
          "platform-tools"
        ];
        localSystem = system;
        crossSystem = lib.systems.examples.aarch64-android-prebuilt;
        overlays = [
          (import rust-overlay)
        ];
      };

      cargoLock = {
        lockFile = ./Cargo.lock;
        outputHashes = {
          "sqlite3_ext-0.2.0" = "sha256-DdLEHzheF/OPp4/qMuRSvtw+K6SeFU2+AHdQRu6z1lY=";
        };
      };
    in {
      default = self.packages.${system}.tamerye-shared-lib-crane;

      tamerye-shared-lib = pkgs.rustPlatform.buildRustPackage {
        pname = "tamerye-shared-lib";
        version = cargoToml.package.version;
        inherit src;

        inherit cargoLock;

        strictDeps = true;
        doCheck = false;

        nativeBuildInputs = with pkgs; [
          rustfmt
        ];
      };

      tamerye-shared-lib-android = androidPkgs.rustPlatform.buildRustPackage {
        pname = "tamerye-shared-lib-android";
        version = cargoToml.package.version;
        inherit src;

        inherit cargoLock;

        strictDeps = true;
        doCheck = false;

        nativeBuildInputs = with androidPkgs; [
          rustfmt
        ];
      };

      tamerye-shared-lib-crane = craneLib.buildPackage {
        pname = "tamerye-shared-lib";
        version = cargoToml.package.version;
        inherit src;

        strictDeps = true;
        doCheck = false;

        cargoArtifacts = craneLib.buildDepsOnly {
          inherit src;
          strictDeps = true;
        };
      };

      tamerye-static-lib-crane = craneLib.buildPackage {
        pname = "tamerye-static-lib";
        version = cargoToml.package.version;
        inherit src;

        strictDeps = true;
        doCheck = false;

        postPatch = ''
          '${lib.getExe pkgs.yq-go}' '.lib.crate-type = [ "staticlib" ]' --inplace Cargo.toml
        '';

        buildInputs = with pkgs; [
          sqlite
        ];

        cargoArtifacts = craneLib.buildDepsOnly {
          inherit src;
          strictDeps = true;

          buildInputs = with pkgs; [
            sqlite
          ];
        };

        cargoExtraArgs = lib.escapeShellArgs [ "--features" "static" ];
      };

      tamerye-tests-crane = craneLib.cargoNextest {
        pname = "tamerye-tests";
        version = cargoToml.package.version;
        inherit src;
        strictDeps = true;

        buildInputs = with pkgs; [
          sqlite
        ];

        cargoArtifacts = craneLib.buildDepsOnly {
          inherit src;
          strictDeps = true;

          buildInputs = with pkgs; [
            sqlite
          ];
        };

        cargoExtraArgs = lib.escapeShellArgs [ "--features" "static" ];

        partitions = 1;
        partitionType = "count";
        cargoNextestPartitionsExtraArgs = "--no-tests=pass";
      };
    });
  };
}