module Data.Text.ParagraphLayout.ParagraphData
    ( arabicFillerParagraph
    , czechHelloParagraph
    , devanagariAccentParagraph
    , devanagariParagraph
    , devanagariPrefixedAccentParagraph
    , emptyParagraph
    , emptySpanParagraph
    , hardBreaksLTRParagraph
    , hardBreaksRTLParagraph
    , ligatureParagraph
    , loremIpsumParagraph
    , manySpacesParagraph
    , mixedLanguageLTRParagraph
    , mixedScriptSerbianParagraph
    , mixedScriptWordsParagraph
    , spannedArabicFillerParagraph
    , spannedLoremIpsumParagraph
    , trivialParagraph
    )
where

import Data.Text.ParagraphLayout (Paragraph, ParagraphOptions, SpanOptions (..))
import Data.Text.ParagraphLayout.ParagraphConstruction

-- | Span with text in the Czech language.
cs :: String -> (SpanOptions, String)
cs = (,) SpanOptions { spanLanguage = "cs" }

-- | Span with text in the English language.
en :: String -> (SpanOptions, String)
en = (,) SpanOptions { spanLanguage = "en" }

-- | Span with text in the Japanese language.
ja :: String -> (SpanOptions, String)
ja = (,) SpanOptions { spanLanguage = "ja" }

-- | Span with text in the Serbian language.
sr :: String -> (SpanOptions, String)
sr = (,) SpanOptions { spanLanguage = "sr" }

-- | Span with text in no language.
zxx :: String -> (SpanOptions, String)
zxx = (,) SpanOptions { spanLanguage = "zxx" }

emptyParagraph :: ParagraphOptions -> Paragraph
emptyParagraph = "x" |<>| "zzzzzzz"

emptySpanParagraph :: ParagraphOptions -> Paragraph
emptySpanParagraph = "xx" |< en "" >| "zzzzz"

trivialParagraph :: ParagraphOptions -> Paragraph
trivialParagraph = "xxx" |< en "a" >| "zzz"

ligatureParagraph :: ParagraphOptions -> Paragraph
ligatureParagraph = "" |< en "inefficient" >| ""

manySpacesParagraph :: ParagraphOptions -> Paragraph
manySpacesParagraph = "  " |< zxx " aaaaaa aaaaaa  aaaaaa   aaaaaa    " >| "  "

-- | Filler text using the Arabic script.
-- Source: <https://generator.lorem-ipsum.info/_arabic>
arabicFillerParagraph :: ParagraphOptions -> Paragraph
arabicFillerParagraph = "xxxx" |< zxx "إعلان بأيدي وبغطاء هذه من. عرض غينيا يتمكن واعتلاء في. و فرنسا الثانية وفي, أسر إذ السبب ارتكبها مليارات. فكان الشتاء، ما حتى, غير أن وصغار الأخذ. في الصفحة لهيمنة وتتحمّل وتم, أن أما وبداية الغالي." >| "z"

spannedArabicFillerParagraph :: ParagraphOptions -> Paragraph
spannedArabicFillerParagraph = "xxxx" |< zxx "إعلان بأيدي وبغطاء " >|< zxx "هذه من. عرض" >|< zxx " غينيا يتمكن واعتلاء " >|< zxx "في. و فرنسا" >|< zxx " الثانية وفي, أسر " >|< zxx "إذ السبب ارتكبها" >|< zxx " مليارات. فكان الشتاء، " >|< zxx "ما حتى, غير" >|< zxx " أن وصغار الأخذ. " >|< zxx "في الصفحة لهيمنة" >|< zxx " وتتحمّل وتم, أن " >|< zxx "أما وبداية الغالي." >| "z"

-- | Filler text using the Latin script.
-- Source: <https://www.lipsum.com/>
loremIpsumParagraph :: ParagraphOptions -> Paragraph
loremIpsumParagraph = "xxxx" |< zxx "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum." >| "z"

spannedLoremIpsumParagraph :: ParagraphOptions -> Paragraph
spannedLoremIpsumParagraph = "xxxx" |< zxx "Lorem ipsum dolor " >|< zxx "sit amet, consectetur" >|< zxx " adipiscing elit, sed " >|< zxx "do eiusmod tempor" >|< zxx " incididunt ut labore " >|< zxx "et dolore magna" >|< zxx " aliqua. Ut enim " >|< zxx "ad minim veniam," >|< zxx " quis nostrud exercitation " >|< zxx "ullamco laboris nisi" >|< zxx " ut aliquip ex " >|< zxx "ea commodo consequat." >|< zxx " Duis aute irure " >|< zxx "dolor in reprehenderit" >|< zxx " in voluptate velit " >|< zxx "esse cillum dolore" >|< zxx " eu fugiat nulla " >|< zxx "pariatur. Excepteur" >|< zxx " sint occaecat cupidatat " >|< zxx "non proident, sunt" >|< zxx " in culpa qui " >|< zxx "officia deserunt mollit" >|< zxx " anim id est " >|< zxx "laborum." >| "z"

czechHelloParagraph :: ParagraphOptions -> Paragraph
czechHelloParagraph = "xxxxx" |< cs "Ahoj, světe!" >| "zz"

mixedScriptSerbianParagraph :: ParagraphOptions -> Paragraph
mixedScriptSerbianParagraph = "xxxxxx" |< sr "Vikipedija (Википедија)" >| "zzzz"

-- | For testing line breaking on boundaries that are different from script
-- boundaries.
mixedScriptWordsParagraph :: ParagraphOptions -> Paragraph
mixedScriptWordsParagraph = "xxxxxxx" |< zxx "jjjжжжjjj jjjжжжjjj жжжjjjжжж жжжjjjжжж jжj jжj жjж жjж" >| "zzzzzzzz"

mixedLanguageLTRParagraph :: ParagraphOptions -> Paragraph
mixedLanguageLTRParagraph = "Tak " |< cs "jsem tady, " >|< ja "世界!" >| "zzzzzz"

-- | Source: <https://faultlore.com/blah/text-hates-you/>
devanagariParagraph :: ParagraphOptions -> Paragraph
devanagariParagraph = "xxxxxxxx" |< zxx "पन्ह पन्ह त्र र्च कृकृ ड्ड न्हृे" >| "zzzzzzzz"

devanagariAccentParagraph :: ParagraphOptions -> Paragraph
devanagariAccentParagraph = "" |< zxx "\x954" >| ""

devanagariPrefixedAccentParagraph :: ParagraphOptions -> Paragraph
devanagariPrefixedAccentParagraph = "#" |< zxx "\x954" >| ""

-- | Test hard line breaks with Latin characters:
--
-- - after a short line (no soft line breaks needed),
-- - after a longer line (soft line breaks needed),
-- - after a long word (line break in the middle of a word needed),
-- - after spaces,
-- - after other line breaks.
hardBreaksLTRParagraph :: ParagraphOptions -> Paragraph
hardBreaksLTRParagraph = "x" |< zxx "jjjjjj\njjjjjj jjjjjj jjjjjj\nmmmmmm \njjjjjj\n\nmm mm mm" >| ""

-- | Test hard line breaks like `hardBreaksLTRParagraph`,
-- but with Arabic characters.
hardBreaksRTLParagraph :: ParagraphOptions -> Paragraph
hardBreaksRTLParagraph = "x" |< zxx "دددددد\nدددددد دددددد دددددد\nسسسسسسس \nدددددد\n\nسس سس سس" >| ""