efritz/ij

package loader

import (
    "fmt"
    "os/user"
    "path/filepath"

    "github.com/efritz/ij/paths"
)

var (
    defaultConfigPaths = []string{
        "ij.yaml",
        "ij.yml",
    }

    localOverridePaths = []string{
        "ij.override.yaml",
        "ij.override.yml",
    }

    globalOverridePaths = []string{
        filepath.Join(".ij", "override.yaml"),
    }
)

func GetConfigPath(path string) (string, error) {
    if path != "" {
        return path, nil
    }

    for _, path := range defaultConfigPaths {
        ok, err := paths.FileExists(path)
        if err != nil {
            return "", err
        }

        if ok {
            return path, nil
        }
    }

    return "", fmt.Errorf("could not infer config file")
}

func getOverridePaths() ([]string, error) {
    found := []string{}

    current, err := user.Current()
    if err != nil {
        return nil, fmt.Errorf("failed to get current user (%s)", err.Error())
    }

    for _, path := range globalOverridePaths {
        path = filepath.Join(current.HomeDir, path)

        if ok, err := paths.FileExists(path); err == nil && ok {
            found = append(found, path)
            break
        }
    }

    for _, path := range localOverridePaths {
        if ok, err := paths.FileExists(path); err == nil && ok {
            found = append(found, path)
        }
    }

    return found, nil
}