Complete Gitea wrapper host resolution

packages/mosaic/framework/tools/git/detect-platform.ps1

@@ -55,6 +55,154 @@ function Get-GitRepoInfo {
     return $repoPath
 }
 
+function Get-GitRemoteHost {
+    [CmdletBinding()]
+    param()
+
+    $remoteUrl = git remote get-url origin 2>$null
+
+    if ([string]::IsNullOrEmpty($remoteUrl)) {
+        Write-Error "Not a git repository or no origin remote"
+        return $null
+    }
+
+    if ($remoteUrl -match "^https?://([^/]+)/") {
+        $remoteHost = $Matches[1]
+        return ($remoteHost -replace "^.*@", "")
+    }
+
+    if ($remoteUrl -match "^git@([^:]+):") {
+        return $Matches[1]
+    }
+
+    return $null
+}
+
+function Get-TeaLoginList {
+    [CmdletBinding()]
+    param()
+
+    $json = tea login list --output json 2>$null
+    if (-not $json) {
+        return @()
+    }
+
+    try {
+        $items = $json | ConvertFrom-Json
+    } catch {
+        return @()
+    }
+
+    if ($null -eq $items) {
+        return @()
+    }
+
+    return @($items)
+}
+
+function Test-GiteaUrlMatchesHost {
+    [CmdletBinding()]
+    param(
+        [string]$Url,
+        [string]$GiteaHost
+    )
+
+    if ([string]::IsNullOrEmpty($Url) -or [string]::IsNullOrEmpty($GiteaHost)) {
+        return $false
+    }
+
+    try {
+        $uri = [Uri]$Url
+        return $uri.Host -eq $GiteaHost
+    } catch {
+        return $false
+    }
+}
+
+function Find-TeaLoginForHost {
+    [CmdletBinding()]
+    param([Parameter(Mandatory=$true)][string]$GiteaHost)
+
+    foreach ($login in Get-TeaLoginList) {
+        $name = if ($login.name) { [string]$login.name } elseif ($login.Name) { [string]$login.Name } else { "" }
+        $url = if ($login.url) { [string]$login.url } elseif ($login.URL) { [string]$login.URL } else { "" }
+        if ([string]::IsNullOrEmpty($name) -or [string]::IsNullOrEmpty($url)) {
+            continue
+        }
+
+        try {
+            $uri = [Uri]$url
+            if ($uri.Host -eq $GiteaHost) {
+                return $name
+            }
+        } catch {
+            continue
+        }
+    }
+
+    return $null
+}
+
+function Test-TeaLoginMatchesHost {
+    [CmdletBinding()]
+    param(
+        [Parameter(Mandatory=$true)][string]$LoginName,
+        [Parameter(Mandatory=$true)][string]$GiteaHost
+    )
+
+    foreach ($login in Get-TeaLoginList) {
+        $name = if ($login.name) { [string]$login.name } elseif ($login.Name) { [string]$login.Name } else { "" }
+        $url = if ($login.url) { [string]$login.url } elseif ($login.URL) { [string]$login.URL } else { "" }
+        if ($name -ne $LoginName -or [string]::IsNullOrEmpty($url)) {
+            continue
+        }
+
+        try {
+            $uri = [Uri]$url
+            return $uri.Host -eq $GiteaHost
+        } catch {
+            return $false
+        }
+    }
+
+    return $false
+}
+
+function Get-GiteaLoginForHost {
+    [CmdletBinding()]
+    param([string]$GiteaHost)
+
+    if ([string]::IsNullOrEmpty($GiteaHost)) {
+        $GiteaHost = Get-GitRemoteHost
+    }
+    if ([string]::IsNullOrEmpty($GiteaHost)) {
+        return $null
+    }
+
+    if ($env:GITEA_LOGIN) {
+        if ((Test-GiteaUrlMatchesHost -Url $env:GITEA_URL -GiteaHost $GiteaHost) -or (Test-TeaLoginMatchesHost -LoginName $env:GITEA_LOGIN -GiteaHost $GiteaHost)) {
+            return $env:GITEA_LOGIN
+        }
+    }
+
+    return Find-TeaLoginForHost -GiteaHost $GiteaHost
+}
+
+function Get-GiteaRepoArgs {
+    [CmdletBinding()]
+    param()
+
+    $repo = Get-GitRepoInfo
+    $hostName = Get-GitRemoteHost
+    $login = Get-GiteaLoginForHost -GiteaHost $hostName
+
+    if ([string]::IsNullOrEmpty($repo) -or [string]::IsNullOrEmpty($login)) {
+        return @()
+    }
+
+    return @("--repo", $repo, "--login", $login)
+}
+
 function Get-GitRepoOwner {
     [CmdletBinding()]
     param()