feat: support search all java sdks (#5)

- `vfox search java all` list all java sdks, version-fox/vfox#174
- fix #3

Author: gythialy

README.md

@@ -20,6 +20,7 @@ vfox install java@x.y.z  # Use openjdk as default distribution.
 vfox install java@x.y.z-graal # Use graalvm as distribution.
 
 # view all available versions
+vfox search java all # view all java sdks
 vfox search java # view all for openjdk
 vfox search java graal # view all for graalvm
 ```

README_CN.md

@@ -19,6 +19,7 @@ vfox install java@x.y.z  # 默认使用openjdk
 vfox install java@x.y.z-graal # 使用graalvm
 
 # 查看所有可用版本
+vfox search java all # 查看所有sdk版本
 vfox search java # 查看所有openjdk版本
 vfox search java graal # 查看所有graalvm版本
 ```

hooks/available.lua

@@ -5,26 +5,39 @@ local shortname = require("shortname")
 --- @param ctx table Empty table used as context, for future extension
 --- @return table Descriptions of available versions and accompanying tool descriptions
 function PLUGIN:Available(ctx)
-    local distribution = ctx.args[1] or "open"
-    if not shortname[distribution] then
-        error("Unsupport distribution: " .. distribution)
+    local distribution = ctx.args[1]
+    local jdks = {}
+
+    if distribution and distribution == "all" then
+        for short, dist in pairs(shortname) do
+            local tempJdks = foojay.fetchtJdkList(dist, "")
+            for _, jdk in ipairs(tempJdks) do
+                jdk.short = short
+                table.insert(jdks, jdk)
+            end
+        end
+    else
+        jdks = foojay.fetchtJdkList(shortname[distribution] or error("Unsupported distribution: " .. distribution), "")
     end
-    local jdks = foojay.fetchtJdkList(shortname[distribution], "")
 
     local result = {}
+    local seen = {}
     for _, jdk in ipairs(jdks) do
         local v = jdk.java_version
-        if distribution ~= "open" then
-            v = v .. "-" .. distribution
+        local short = jdk.short
+        if short and short ~= "open" then
+            v = v .. "-" .. short
         end
-        local note = ""
-        if jdk.term_of_support == "lts" then
-            note = "LTS"
+
+        if not seen[v] then
+            seen[v] = true
+            -- check if version exists
+            table.insert(result, {
+                version = v,
+                note = jdk.term_of_support == "lts" and "LTS" or ""
+            })
         end
-        table.insert(result, {
-            version = v,
-            note = note,
-        })
+
     end
     return result
-end
+end

metadata.lua

@@ -5,7 +5,7 @@ PLUGIN = {}
 --- Plugin name
 PLUGIN.name = "java"
 --- Plugin version
-PLUGIN.version = "0.1.1"
+PLUGIN.version = "0.1.2"
 --- Plugin homepage
 PLUGIN.homepage = "https://github.com/version-fox/vfox-java"
 --- Plugin license, please choose a correct license according to your needs.