package test

import (
	domainArticle "RenewCMS/internal/domain/article"
	"RenewCMS/internal/infrastructure/markdown"
	"testing"
)

func TestJsonBlocksConverter(t *testing.T) {
	converter := markdown.NewConverter()
	paragraphA := `{"type":"paragraph","children":[{"type":"text","text":"a","marks":[]}]}`
	listOfA := `[{"type":"list","ordered":false,"items":[[` + paragraphA + `]]}]`
	examples := []struct {
		name, html, json string
	}{
		{"h1", "<h1>T</h1>", `[{"type":"heading","level":1,"children":[{"type":"text","text":"T","marks":[]}]}]`},
		{"h6", "<h6>S</h6>", `[{"type":"heading","level":6,"children":[{"type":"text","text":"S","marks":[]}]}]`},
		{"paragraph", "<p>plain</p>", `[{"type":"paragraph","children":[{"type":"text","text":"plain","marks":[]}]}]`},
		{"empty paragraph", "<p></p>", `[{"type":"paragraph","children":[]}]`},
		{"bold", "<p><strong>b</strong></p>", `[{"type":"paragraph","children":[{"type":"text","text":"b","marks":[{"type":"bold"}]}]}]`},
		{"italic", "<p><em>i</em></p>", `[{"type":"paragraph","children":[{"type":"text","text":"i","marks":[{"type":"italic"}]}]}]`},
		{"link", `<p><a href="https://example.com/x">l</a></p>`, `[{"type":"paragraph","children":[{"type":"text","text":"l","marks":[{"type":"link","href":"https://example.com/x"}]}]}]`},
		{"nested marks outermost first", `<p><a href="/a"><strong><em>x</em></strong></a></p>`, `[{"type":"paragraph","children":[{"type":"text","text":"x","marks":[{"type":"link","href":"/a"},{"type":"bold"},{"type":"italic"}]}]}]`},
		{"line break", "<p>a<br>b</p>", `[{"type":"paragraph","children":[{"type":"text","text":"a\nb","marks":[]}]}]`},
		{"bullet list", "<ul><li><p>a</p></li><li><p>b</p></li></ul>", `[{"type":"list","ordered":false,"items":[[` + paragraphA + `],[{"type":"paragraph","children":[{"type":"text","text":"b","marks":[]}]}]]}]`},
		{"ordered list", "<ol><li><p>a</p></li></ol>", `[{"type":"list","ordered":true,"items":[[` + paragraphA + `]]}]`},
		{"bare list item", "<ul><li>a</li></ul>", listOfA},
		{"nested list", "<ul><li><p>a</p><ul><li><p>n</p></li></ul></li></ul>", `[{"type":"list","ordered":false,"items":[[` + paragraphA + `,{"type":"list","ordered":false,"items":[[{"type":"paragraph","children":[{"type":"text","text":"n","marks":[]}]}]]}]]}]`},
		{"data-indent ignored", `<ul><li data-indent="2"><p>a</p></li></ul>`, listOfA},
		{"blockquote", "<blockquote><p>q</p></blockquote>", `[{"type":"blockquote","children":[{"type":"paragraph","children":[{"type":"text","text":"q","marks":[]}]}]}]`},
		{"code with language", `<pre><code class="language-go">x := 1</code></pre>`, `[{"type":"code","language":"go","text":"x := 1"}]`},
		{"code without language", "<pre><code>raw</code></pre>", `[{"type":"code","language":"","text":"raw"}]`},
		{"rule", "<hr>", `[{"type":"hr"}]`},
		{"image with alt", `<img src="/static/uploadedImages/a.png" alt="A">`, `[{"type":"image","src":"/static/uploadedImages/a.png","alt":"A"}]`},
		{"image without alt", `<img src="/static/uploadedImages/a.png">`, `[{"type":"image","src":"/static/uploadedImages/a.png","alt":""}]`},
		{"image splits paragraph", `<p>x<img src="/i.png" alt="I">y</p>`, `[{"type":"paragraph","children":[{"type":"text","text":"x","marks":[]}]},{"type":"image","src":"/i.png","alt":"I"},{"type":"paragraph","children":[{"type":"text","text":"y","marks":[]}]}]`},
		{"span stripped", `<p>x<span style="color:red">y</span></p>`, `[{"type":"paragraph","children":[{"type":"text","text":"xy","marks":[]}]}]`},
		{"inline code degrades", "<p>use <code>go test</code></p>", `[{"type":"paragraph","children":[{"type":"text","text":"use go test","marks":[]}]}]`},
		{"script and style removed", "<p>ok</p><script>alert(1)</script><style>p{}</style>", `[{"type":"paragraph","children":[{"type":"text","text":"ok","marks":[]}]}]`},
		{"empty html", "", `[]`},
		{"centered paragraph", `<p style="text-align: center">a</p>`, `[{"type":"paragraph","align":"center","children":[{"type":"text","text":"a","marks":[]}]}]`},
		{"right aligned heading", `<h2 style="text-align:right">T</h2>`, `[{"type":"heading","level":2,"align":"right","children":[{"type":"text","text":"T","marks":[]}]}]`},
		{"justified paragraph", `<p style="color:red; text-align: JUSTIFY">a</p>`, `[{"type":"paragraph","align":"justify","children":[{"type":"text","text":"a","marks":[]}]}]`},
		{"left alignment omitted", `<p style="text-align: left">a</p>`, `[` + paragraphA + `]`},
		{"alignment skips the image inside a paragraph", `<p style="text-align: center">x<img src="/i.png" alt="I">y</p>`, `[{"type":"paragraph","align":"center","children":[{"type":"text","text":"x","marks":[]}]},{"type":"image","src":"/i.png","alt":"I"},{"type":"paragraph","align":"center","children":[{"type":"text","text":"y","marks":[]}]}]`},
	}
	for _, example := range examples {
		t.Run(example.name, func(t *testing.T) {
			got, err := converter.Render(example.html, domainArticle.BodyFormatJSON)
			if err != nil {
				t.Fatalf("unexpected error: %v", err)
			}
			if got != example.json {
				t.Errorf("expected %s, got %s", example.json, got)
			}
		})
	}
}