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/*
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 * cmd.ts
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 *
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 * Copyright (C) 2025 Posit Software, PBC
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 */
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import { Command } from "cliffy/command/mod.ts";
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import { existsSync } from "../../../deno_ral/fs.ts";
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import { error, info } from "../../../deno_ral/log.ts";
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import { join } from "../../../deno_ral/path.ts";
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import { isWindows } from "../../../deno_ral/platform.ts";
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import { architectureToolsPath } from "../../../core/resources.ts";
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export const typstGatherCommand = new Command()
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  .name("typst-gather")
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  .hidden()
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  .description(
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    "Gather Typst packages for offline/hermetic builds.\n\n" +
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      "This command runs the typst-gather tool to download @preview packages " +
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      "and copy @local packages to a local directory for use during Quarto builds.",
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  )
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  .action(async () => {
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    // Get quarto root directory
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    const quartoRoot = Deno.env.get("QUARTO_ROOT");
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    if (!quartoRoot) {
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      error(
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        "QUARTO_ROOT environment variable not set. This command requires a development version of Quarto.",
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      );
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      Deno.exit(1);
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    }
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    // Path to the TOML config file (relative to this source file's location in the repo)
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    const tomlPath = join(
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      quartoRoot,
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      "src/command/dev-call/typst-gather/typst-gather.toml",
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    );
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    // Find typst-gather binary in standard tools location
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    const binaryName = isWindows ? "typst-gather.exe" : "typst-gather";
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    const typstGatherBinary = Deno.env.get("QUARTO_TYPST_GATHER") ||
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      architectureToolsPath(binaryName);
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    if (!existsSync(typstGatherBinary)) {
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      error(
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        `typst-gather binary not found.\n` +
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          "Run ./configure.sh to build and install it.",
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      );
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      Deno.exit(1);
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    }
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    info(`Quarto root: ${quartoRoot}`);
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    info(`Config: ${tomlPath}`);
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    info(`Running typst-gather...`);
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    // Run typst-gather from the quarto root directory
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    const command = new Deno.Command(typstGatherBinary, {
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      args: ["gather", tomlPath],
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      cwd: quartoRoot,
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      stdout: "inherit",
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      stderr: "inherit",
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    });
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    const result = await command.output();
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    if (!result.success) {
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      error(`typst-gather failed with exit code ${result.code}`);
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      Deno.exit(result.code);
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    }
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    info("Done!");
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  });
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