DOC-14109 WIP worktree support

lib/preview.js

@@ -10,7 +10,11 @@ const util = require('util')
 const exec = util.promisify(require('child_process').exec)
 
 module.exports.register = function () {
-  this.once('playbookBuilt', async function ({ playbook }) {
+
+  this.once('playbookBuilt', rebuildPlaybook)
+
+  async function rebuildPlaybook ({ playbook }) {
+
     // deep-copy playbook to allow it to be updated
     const env = playbook.env
     playbook = JSON.parse(JSON.stringify(playbook))
@@ -76,16 +80,56 @@ module.exports.register = function () {
         }
     }
 
-    const mapLocalUrl = (repo, url) => (args.repoPath
-                    .map(p => path.resolve(p, repo))
-                    .find(fs.existsSync)
-                    || url)
+    function subdirs(p) {
+      return (
+          fs.readdirSync(p)
+          .map(d => path.resolve(p, d))
+          .filter(i => fs.statSync(i).isDirectory())
+      )
+    }
+
+    function* iterate(p, level = 0) {
+
+      if (! fs.existsSync(p)) return
+
+      const stats = fs.statSync(p)
+      if (stats.isDirectory()) {
+        yield p
+        const s1 = subdirs(p)
+        for (const d of s1) {
+          yield d
+        }
+        for (const d of s1) {
+          const s2 = subdirs(d)
+          for (const d of s2) {
+            yield d
+          }
+        }
+      }
+    }
+
+    const isMainGitDir = p => {
+      const pwg = `${p}/.git`
+      if (! fs.existsSync(pwg)) { return false }
+      return fs.statSync(pwg).isDirectory()
+    }
+
+    function mapLocalUrl (repo, url) {
+      for (const repoPath of args.repoPath) {
+        const p = path.resolve(repoPath, repo)  
+
+        const mainGitDir = iterate(p).find(isMainGitDir)
+        if (mainGitDir) { return mainGitDir }
+      }
+
+      // fallback to the original (remote) url
+      return url
+    }
 
     const basePath = path.resolve(
         mapLocalUrl(args.repo, 'UNEXPECTED'), 
         args.startPath || source.start_path || '')
     const antoraYmlPath = `${basePath}/antora.yml`
-    console.log(antoraYmlPath)
 
     const readYaml = (path) => 
         fs.existsSync(path) && yaml.parse(fs.readFileSync(path).toString())
@@ -133,8 +177,6 @@ module.exports.register = function () {
                 Object.entries(updatedSources)
                     .map(urlMapper)))
 
-    console.dir(mappedSources, {depth: 5})
-
     const startPage =
         { site:
             { startPage:
@@ -152,11 +194,11 @@ module.exports.register = function () {
     playbook.asciidoc.attributes['page-watermark'] =
         `${date} ${args.repo} ${watermark_branch}`
 
-    // console.dir(playbook, {depth: 5}); process.exit(1)
     // reinflate .env before updating
     playbook.env = env
+
     this.updateVariables({ playbook })
-  })
+  }
 }
 
 function notfound(args) {

scripts/preview

@@ -193,7 +193,7 @@ fi
 ANTORA=$(realpath $(dirname $ANTORA))
 TOPLEVEL=$(git rev-parse --show-toplevel)
 
-export PREVIEW_REPO=$(basename $TOPLEVEL)
+export PREVIEW_REPO=$(gh repo view --json name --jq .name)
 export PREVIEW_BRANCH=$(git branch --show-current)
 export PREVIEW_START_PATH=.${ANTORA#$TOPLEVEL}
 export PREVIEW_CONFIG=${PREVIEW_CONFIG:-$PREVIEW_BRANCH}
@@ -283,7 +283,7 @@ else
     cd $DOCS_SITE
     echo
 
-    ANTORA="npx antora --extension lib/preview.js antora-playbook.preview.yml --stacktrace --url '$(pwd)/preview'"
+    ANTORA="npx antora --extension ./lib/preview.js antora-playbook.preview.yml --stacktrace --url '$(pwd)/preview'"
 
     if [ -n "$DEBUG" ]; then
         echo "Running in debug mode"