duck-template 0.1.9

A cli tool for generating files from a template just with a json file
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70

use std::{collections::HashMap, process};

use serde::Serialize;
use serde_json;

use crate::{
  logger::{LogLevel, log},
  parse_commands::{commands_structure::FlagHelp, get_flag_value::get_command_value},
};

#[derive(Debug, Clone, Serialize)]
pub struct Create {
  pub variant: String,
  pub outdir: String,
  pub args: HashMap<String, String>,
  pub config: String,
}

impl Create {
  pub fn from_args(raw_args: &HashMap<String, String>) -> Self {
    let args_json_str = raw_args
      .get("--args")
      .or_else(|| raw_args.get("-a"))
      .cloned()
      .unwrap_or_else(|| "{}".to_string());

    let args_map: HashMap<String, String> =
      serde_json::from_str(&args_json_str).unwrap_or_else(|err| {
        log(
          LogLevel::Info,
          &format!("❌ Failed to parse --args JSON: {}", err),
        );
        process::exit(1);
      });

    Self {
      variant: get_command_value("--variant", "-v", raw_args),
      outdir: get_command_value("--outdir", "-d", raw_args),
      config: get_command_value("--config", "-c", raw_args),
      args: args_map,
    }
  }
}

pub const CREATE_FLAGS: &[FlagHelp] = &[
  FlagHelp {
    long: "--variant",
    short: "-v",
    description: "Template variant to use. This allows selecting between different predefined configurations or templates (e.g., minimal, full, custom).",
    takes_value: true,
  },
  FlagHelp {
    long: "--outdir",
    short: "-d",
    description: "The output directory where generated files will be written. If not provided, defaults to the current working directory.",
    takes_value: true,
  },
  FlagHelp {
    long: "--config",
    short: "-c",
    description: "Path to a local config file or a URL to a remote JSON config. The config defines variants, arguments, and other generation parameters.",
    takes_value: true,
  },
  FlagHelp {
    long: "--args",
    short: "-a",
    description: "Extra arguments passed as key=value pairs. These can override or extend the values in the config file for dynamic customization.",
    takes_value: true,
  },
];