From 72e0793770dfc13f61032337b958571c6133e017 Mon Sep 17 00:00:00 2001
From: Danpa_cho <danpa725@cau.ac.kr>
Date: Sun, 10 Mar 2024 00:34:43 +0900
Subject: [PATCH] feat: add static param analyzing and building plugins,
 recorded at meta field

---
 .../builder/core/tree/static.param.builder.ts | 126 ++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 packages/contents_builder/src/builder/core/tree/static.param.builder.ts

diff --git a/packages/contents_builder/src/builder/core/tree/static.param.builder.ts b/packages/contents_builder/src/builder/core/tree/static.param.builder.ts
new file mode 100644
index 0000000..f58076d
--- /dev/null
+++ b/packages/contents_builder/src/builder/core/tree/static.param.builder.ts
@@ -0,0 +1,126 @@
+import { FileReader } from '../../../io_manager/file.reader'
+import { ParamAnalyzer } from '../../../routes'
+import type { BuilderPlugin } from '../../plugin'
+import {
+    type MetaGeneratorOptions,
+    defaultMetaBuilderOptions,
+} from './shared/meta'
+
+interface StaticParamBuilderOptions extends MetaGeneratorOptions {
+    paramShape: string
+}
+
+type RecordShape = Record<string, string>
+
+export const StaticParamBuilder = (
+    option: StaticParamBuilderOptions = {
+        paramShape: '/[category]/[...post]',
+        ...defaultMetaBuilderOptions,
+    }
+): BuilderPlugin['build:file:tree'] => {
+    const splitToPurePath = (path: string): Array<string> =>
+        path.split('/').filter(Boolean).map(FileReader.getPureFileName)
+
+    const createRecord = (keys: string[], value: string): RecordShape =>
+        keys.reduce<RecordShape>((acc, key) => ({ ...acc, [key]: value }), {})
+
+    const paramAnalyzer = new ParamAnalyzer(option.paramAnalyzer)
+    const analyzed = paramAnalyzer.analyzeParam(option.paramShape)
+
+    return async ({ logger, ioManager, buildPath, metaEngine }) => {
+        const engine = metaEngine(option.contentMeta)
+
+        return async (node) => {
+            if (node.category !== 'TEXT_FILE') return
+
+            const finalBuildPath: string | undefined = node.buildInfo.path
+            if (!finalBuildPath) return
+
+            const paramBuildPath = finalBuildPath.replace(buildPath.content, '')
+            const buildList: Array<string> = splitToPurePath(paramBuildPath)
+            const staticParamsContainer: RecordShape = createRecord(
+                analyzed.dynamicParams,
+                ''
+            )
+
+            const staticParamsInfo = analyzed.result.reduce<{
+                params: RecordShape
+                store: {
+                    nonDynamic: Array<string>
+                }
+                listPointer: number
+            }>(
+                (acc, curr) => {
+                    if (!curr.isDynamicParam) {
+                        acc.store.nonDynamic.push(curr.dividerName)
+                        return acc
+                    }
+
+                    const { paramName } = curr
+
+                    if (!curr.isMultiple) {
+                        const fondedPath = buildList[acc.listPointer]
+                        if (!fondedPath) return acc
+
+                        const buildPath: string = [
+                            ...acc.store.nonDynamic,
+                            fondedPath,
+                        ].join('/')
+
+                        acc.listPointer += 1
+                        acc.params[paramName] = buildPath
+                        acc.store.nonDynamic = []
+                        return acc
+                    }
+
+                    const restPath: Array<string> = buildList.slice(
+                        acc.listPointer
+                    )
+                    const buildPathList: Array<string> = [
+                        ...acc.store.nonDynamic,
+                        ...restPath,
+                    ]
+                    acc.listPointer += buildPathList.length
+                    acc.params[paramName] = buildPathList.join('/')
+                    acc.store.nonDynamic = []
+                    return acc
+                },
+                {
+                    params: staticParamsContainer,
+                    store: {
+                        nonDynamic: [],
+                    },
+                    listPointer: 0,
+                }
+            )
+
+            const metaDataResult = await engine.extractFromFile(finalBuildPath)
+            if (!metaDataResult.success) {
+                const mdContent =
+                    await ioManager.reader.readFile(finalBuildPath)
+                if (!mdContent.success) return
+
+                await engine.inject({
+                    injectPath: finalBuildPath,
+                    metaData: {
+                        content: mdContent.data,
+                        meta: staticParamsInfo.params,
+                    },
+                })
+            } else {
+                await engine.inject({
+                    injectPath: finalBuildPath,
+                    metaData: {
+                        content: metaDataResult.data.content,
+                        meta: {
+                            ...metaDataResult.data.meta,
+                            params: staticParamsInfo.params,
+                        },
+                    },
+                })
+            }
+
+            logger.success(`injected static params to ${finalBuildPath}`)
+        }
+    }
+}