mi-v1/cmd/mi/posse.go

package main

import (
	"context"
	"fmt"
	"strings"

	"github.com/hashicorp/go-multierror"
	"within.website/ln"
)

type Pusher func(context.Context, Post) error

type Post struct {
	Title string
	URL   string
	Tags  []string
}

func (p Post) Format() string {
	var sb strings.Builder
	fmt.Fprintf(&sb, "New post: %s\n\n%s\n\n", p.Title, p.URL)

	for _, tg := range p.Tags {
		tg = strings.ReplaceAll(tg, "-", "")
		fmt.Fprintf(&sb, "#%s ", tg)
	}

	return sb.String()
}

func (p Post) F() ln.F {
	return ln.F{
		"post_title": p.Title,
		"post_url":   p.URL,
		"post_tags":  p.Tags,
	}
}

func (mi *Mi) Push(ctx context.Context, p Post) error {
	ln.Log(ctx, p)

	var result error
	for _, per := range mi.pushers {
		if err := per(ctx, p); err != nil {
			result = multierror.Append(result, err)
		}
	}

	return result
}