feat(plugins/leetcode): add plugin (#1213) [skip ci]

source/plugins/leetcode/README.md

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+<!--header-->
+<!--/header-->
+
+## ➡️ Available options
+
+<!--options-->
+<!--/options-->
+
+## ℹ️ Examples workflows
+
+<!--examples-->
+<!--/examples-->

source/plugins/leetcode/examples.yml

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+- name: LeetCode
+  uses: lowlighter/metrics@latest
+  with:
+    filename: metrics.plugin.leetcode.svg
+    token: NOT_NEEDED
+    base: ""
+    plugin_leetcode: yes
+    plugin_leetcode_sections: solved, skills, recent

source/plugins/leetcode/index.mjs

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+//Setup
+export default async function({login, q, imports, data, queries, account}, {enabled = false, extras = false} = {}) {
+  //Plugin execution
+  try {
+    //Check if plugin is enabled and requirements are met
+    if ((!q.leetcode) || (!imports.metadata.plugins.leetcode.enabled(enabled, {extras})))
+      return null
+
+    //Load inputs
+    let {user, sections, "limit.skills":_limit_skills, "limit.recent":_limit_recent} = imports.metadata.plugins.leetcode.inputs({data, account, q})
+    const result = {user, sections, languages:[], skills:[], problems:{}, recent:[]}
+
+    //Languages stats
+    {
+      console.debug(`metrics/compute/${login}/plugins > leetcode > querying api (languages statistics)`)
+      const {data:{data:{matchedUser:{languageProblemCount:languages}}}} = await imports.axios.post("https://leetcode.com/graphql", {variables: {username: user}, query: queries.leetcode.languages()})
+      result.languages = languages.map(({languageName:language, problemsSolved:solved}) => ({language, solved}))
+    }
+
+    //Skills stats
+    {
+      console.debug(`metrics/compute/${login}/plugins > leetcode > querying api (skills statistics)`)
+      const {data:{data:{matchedUser:{tagProblemCounts:skills}}}} = await imports.axios.post("https://leetcode.com/graphql", {variables: {username: user}, query: queries.leetcode.skills()})
+      for (const category in skills)
+        result.skills.push(...skills[category].map(({tagName:name, problemsSolved:solved}) => ({name, solved, category})))
+      result.skills.sort((a, b) => b.solved - a.solved)
+      result.skills = result.skills.slice(0, _limit_skills || Infinity)
+    }
+
+    //Problems
+    {
+      console.debug(`metrics/compute/${login}/plugins > leetcode > querying api (problems statistics)`)
+      const {data:{data:{allQuestionsCount:all, matchedUser:{submitStatsGlobal:{acSubmissionNum:submissions}}}}} = await imports.axios.post("https://leetcode.com/graphql", {variables: {username: user}, query: queries.leetcode.problems()})
+      for (const {difficulty, count} of all)
+        result.problems[difficulty] = {count, solved:0}
+      for (const {difficulty, count:solved} of submissions)
+        result.problems[difficulty].solved = solved
+    }
+
+    //Recent submissions
+    {
+      console.debug(`metrics/compute/${login}/plugins > leetcode > querying api (recent submissions statistics)`)
+      const {data:{data:{recentAcSubmissionList:submissions}}} = await imports.axios.post("https://leetcode.com/graphql", {variables: {username: user, limit:_limit_recent}, query: queries.leetcode.recent()})
+      result.recent = submissions.map(({title, timestamp}) => ({title, date:new Date(timestamp*1000)}))
+    }
+
+    //Results
+    return result
+  }
+  //Handle errors
+  catch (error) {
+    throw imports.format.error(error)
+  }
+}

source/plugins/leetcode/metadata.yml

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+name: 🗳️ Leetcode
+category: social
+description: |
+  This plugin displays statistics from a [LeetCode](https://leetcode.com) account.
+disclaimer: |
+  This plugin is not affiliated, associated, authorized, endorsed by, or in any way officially connected with [LeetCode](https://leetcode.com).
+  All product and company names are trademarks™ or registered® trademarks of their respective holders.
+examples:
+  default: https://github.com/lowlighter/metrics/blob/examples/metrics.plugin.leetcode.svg
+index: 9
+supports:
+  - user
+scopes: []
+inputs:
+
+  plugin_leetcode:
+    description: |
+      Enable leetcode plugin
+    type: boolean
+    default: no
+
+  plugin_leetcode_user:
+    type: string
+    description: |
+      LeetCode login
+    default: .user.login
+    preset: no
+
+  plugin_leetcode_sections:
+    description: |
+      Displayed sections
+
+      - `solved` will display solved problems scores
+      - `skills` will display solved problems tagged skills
+      - `recent` will display recent submissions
+    type: array
+    format: comma-separated
+    default: solved
+    example: solved, skills, recent
+    values:
+      - solved
+      - skills
+      - recent
+
+  plugin_leetcode_limit_skills:
+    description: |
+      Display limit (skills)
+    type: number
+    default: 10
+    min: 0
+    zero: disable
+
+  plugin_leetcode_limit_recent:
+    description: |
+      Display limit (recent)
+    type: number
+    default: 2
+    min: 1
+    max: 15

source/plugins/leetcode/queries/languages.graphql

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+query Languages ($username: String!) {
+  matchedUser(username: $username) {
+    languageProblemCount {
+      languageName
+      problemsSolved
+    }
+  }
+}

source/plugins/leetcode/queries/problems.graphql

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+query Problems ($username: String!) {
+  allQuestionsCount {
+    difficulty
+    count
+  }
+  matchedUser(username: $username) {
+    problemsSolvedBeatsStats {
+      difficulty
+      percentage
+    }
+    submitStatsGlobal {
+      acSubmissionNum {
+        difficulty
+        count
+      }
+    }
+  }
+}

source/plugins/leetcode/queries/recent.graphql

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+query Recent ($username: String!, $limit: Int!) {
+  recentAcSubmissionList(username: $username, limit: $limit) {
+    id
+    title
+    titleSlug
+    timestamp
+  }
+}

source/plugins/leetcode/queries/skills.graphql

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+query Skills ($username: String!) {
+  matchedUser(username: $username) {
+    tagProblemCounts {
+      advanced {
+        tagName
+        problemsSolved
+      }
+      intermediate {
+        tagName
+        problemsSolved
+      }
+      fundamental {
+        tagName
+        problemsSolved
+      }
+    }
+  }
+}