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| 1 | +import { Client } from "@notionhq/client"; |
| 2 | +import { BlockObjectResponse } from "@notionhq/client/build/src/api-endpoints"; |
| 3 | + |
| 4 | + |
| 5 | +export async function getPageContent(client: Client, id: string, indentation = 0): Promise<string> { |
| 6 | + const blocks = await client.blocks.children.list({block_id: id}) |
| 7 | + let result: string = ''; |
| 8 | + for (let b of blocks.results) { |
| 9 | + let block = b as BlockObjectResponse; |
| 10 | + // Tables are complicated, so we handle them completely separately |
| 11 | + if (block.type === "table") { |
| 12 | + result += await printTable(client, b) |
| 13 | + continue |
| 14 | + } |
| 15 | + |
| 16 | + result += await printBlock(client, b as BlockObjectResponse, indentation) |
| 17 | + if (block.has_children && block.type !== "child_page" && block.type !== "synced_block") { |
| 18 | + result += await getPageContent(client, b.id, indentation + 2) |
| 19 | + } |
| 20 | + } |
| 21 | + return result |
| 22 | +} |
| 23 | + |
| 24 | +async function printBlock(client: Client, b: BlockObjectResponse, indentation: number): Promise<string> { |
| 25 | + let result: string = "" |
| 26 | + if (indentation > 0) { |
| 27 | + result += " ".repeat(indentation) |
| 28 | + } |
| 29 | + switch (b.type) { |
| 30 | + case "bookmark": |
| 31 | + if (b.bookmark.caption !== null && richTextArrayToString(b.bookmark.caption) !== "") { |
| 32 | + result += `Bookmark: ${b.bookmark.url} (${richTextArrayToString(b.bookmark.caption)})` |
| 33 | + } else { |
| 34 | + result += `Bookmark: ${b.bookmark.url}` |
| 35 | + } |
| 36 | + break |
| 37 | + case "bulleted_list_item": |
| 38 | + result += `- ${richTextArrayToString(b.bulleted_list_item.rich_text)}` |
| 39 | + break |
| 40 | + case "callout": |
| 41 | + result += `> ${richTextArrayToString(b.callout.rich_text)}` |
| 42 | + break |
| 43 | + case "child_database": |
| 44 | + result += `Child Database: ${b.child_database.title}` |
| 45 | + break |
| 46 | + case "child_page": |
| 47 | + result += `Child Page: ${b.child_page.title}` |
| 48 | + break |
| 49 | + case "code": |
| 50 | + if (b.code.language !== null) { |
| 51 | + result += "```" + b.code.language + "\n" |
| 52 | + } else { |
| 53 | + result += "```\n" |
| 54 | + } |
| 55 | + result += richTextArrayToString(b.code.rich_text) |
| 56 | + result += "\n```" |
| 57 | + if (b.code.caption !== null && richTextArrayToString(b.code.caption) !== "") { |
| 58 | + result += `\n(${richTextArrayToString(b.code.caption)})` |
| 59 | + } |
| 60 | + break |
| 61 | + case "divider": |
| 62 | + result += "-------------------------------------" |
| 63 | + break |
| 64 | + case "embed": |
| 65 | + result += `Embed: ${b.embed.url}` |
| 66 | + break |
| 67 | + case "equation": |
| 68 | + result += `Equation: ${b.equation.expression}` |
| 69 | + break |
| 70 | + case "file": |
| 71 | + result += fileToString("File", b.file) |
| 72 | + break |
| 73 | + case "heading_1": |
| 74 | + result += `# ${richTextArrayToString(b.heading_1.rich_text)}` |
| 75 | + break |
| 76 | + case "heading_2": |
| 77 | + result += `## ${richTextArrayToString(b.heading_2.rich_text)}` |
| 78 | + break |
| 79 | + case "heading_3": |
| 80 | + result += `### ${richTextArrayToString(b.heading_3.rich_text)}` |
| 81 | + break |
| 82 | + case "image": |
| 83 | + result += fileToString("Image", b.image) |
| 84 | + break |
| 85 | + case "link_preview": |
| 86 | + result += b.link_preview.url |
| 87 | + break |
| 88 | + case "numbered_list_item": |
| 89 | + result += `1. ${richTextArrayToString(b.numbered_list_item.rich_text)}` |
| 90 | + break |
| 91 | + case "paragraph": |
| 92 | + result += richTextArrayToString(b.paragraph.rich_text) |
| 93 | + break |
| 94 | + case "pdf": |
| 95 | + result += fileToString("PDF", b.pdf) |
| 96 | + break |
| 97 | + case "quote": |
| 98 | + result += "\"\"\"\n" |
| 99 | + result += richTextArrayToString(b.quote.rich_text) |
| 100 | + result += "\n\"\"\"" |
| 101 | + break |
| 102 | + case "synced_block": |
| 103 | + if (b.synced_block.synced_from !== null) { |
| 104 | + await getPageContent(client, b.synced_block.synced_from.block_id, indentation) |
| 105 | + } |
| 106 | + break |
| 107 | + case "to_do": |
| 108 | + if (b.to_do.checked) { |
| 109 | + result += `[x] ${richTextArrayToString(b.to_do.rich_text)}` |
| 110 | + } else { |
| 111 | + result += `[ ] ${richTextArrayToString(b.to_do.rich_text)}` |
| 112 | + } |
| 113 | + break |
| 114 | + case "toggle": |
| 115 | + result += `> ${richTextArrayToString(b.toggle.rich_text)}` |
| 116 | + break |
| 117 | + case "video": |
| 118 | + result += fileToString("Video", b.video) |
| 119 | + break |
| 120 | + } |
| 121 | + return result.replace("\n", "\n" + " ".repeat(indentation)) |
| 122 | +} |
| 123 | + |
| 124 | +export function richTextArrayToString(richTextArray: any[]) { |
| 125 | + let result = "" |
| 126 | + for (let r of richTextArray) { |
| 127 | + result += r.plain_text + " " |
| 128 | + } |
| 129 | + return result |
| 130 | +} |
| 131 | + |
| 132 | +function fileToString(prefix: any, file: any) { |
| 133 | + let result = "" |
| 134 | + if (file.type === "file") { |
| 135 | + result = `${prefix}: ${file.file.url} (expires ${file.file.expiry_time})` |
| 136 | + } else if (file.type === "external") { |
| 137 | + result = `External ${prefix}: ${file.external.url}` |
| 138 | + } |
| 139 | + if (file.caption !== null && richTextArrayToString(file.caption) !== "") { |
| 140 | + result += ` (${richTextArrayToString(file.caption)})` |
| 141 | + } |
| 142 | + return result |
| 143 | +} |
| 144 | + |
| 145 | +async function printTable(client: Client, table: any) { |
| 146 | + const children = await client.blocks.children.list({block_id: table.id}) |
| 147 | + if (table.table.has_column_header && children.results.length > 0) { |
| 148 | + printTableRow((children.results[0] as any).table_row, table.table.has_row_header, true) |
| 149 | + for (let i = 1; i < children.results.length; i++) { |
| 150 | + printTableRow((children.results[i] as any).table_row, table.table.has_row_header, false) |
| 151 | + } |
| 152 | + } else { |
| 153 | + for (let r of children.results) { |
| 154 | + printTableRow((r as any).table_row, table.table.has_row_header, false) |
| 155 | + } |
| 156 | + } |
| 157 | +} |
| 158 | + |
| 159 | +function printTableRow(row: any, boldFirst: any, boldAll: any): string { |
| 160 | + let result = "|" |
| 161 | + if (boldAll) { |
| 162 | + for (let c of row.cells) { |
| 163 | + result += ` **${richTextArrayToString(c)}** |` |
| 164 | + } |
| 165 | + let len = result.length |
| 166 | + result += "\n|" + "-".repeat(len - 2) + "|" |
| 167 | + } else if (boldFirst && row.cells.length > 0) { |
| 168 | + result += ` **${richTextArrayToString(row.cells[0])}** |` |
| 169 | + for (let i = 1; i < row.cells.length; i++) { |
| 170 | + result += ` ${richTextArrayToString(row.cells[i])} |` |
| 171 | + } |
| 172 | + } else { |
| 173 | + for (let c of row.cells) { |
| 174 | + result += ` ${richTextArrayToString(c)} |` |
| 175 | + } |
| 176 | + } |
| 177 | + return result |
| 178 | +} |
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