text: // @ts-check
  import { Grid, Paper, TextField, Typography } from "@material-ui/core";
  import React, { useEffect, useState } from "react";
  import { promisifiedDataFetch } from "../../lib/data-fetch";
  import PatternServiceForm from "./PatternServiceForm";
  
  // ********************************** TYPE DEFINTIONS **********************************
  
  /**
   * @typedef {Object} OAMDefinition
   * @property {string} kind
   * @property {string} apiVersion
   * @property {Record<string, any>} metadata
   * @property {Record<string, any>} spec
   */
  
  /**
   * @typedef {string} OAMRefSchema
   */
  
  /**
   * @typedef {Object} OAMGenericResponse
   * @property {OAMDefinition} oam_definition
   * @property {OAMRefSchema} oam_ref_schema
   * @property {string} host
   * @property {Record<string, any>} metadata
   */
  
  // ******************************************************************************************
  
  /**
   * getWorkloadDefinitionsForAdapter will fetch workloads for the given
   * adapter from meshery server
   * @param {string} adapter
   * @returns {Promise<Array<OAMGenericResponse>>}
   */
  async function getWorkloadDefinitionsForAdapter(adapter) {
    try {
      const res = await promisifiedDataFetch("/api/oam/workload");
  
      return res?.filter((el) => el?.metadata?.["adapter.meshery.io/name"] === adapter);
    } catch (error) {
      console.error(error);
      return [];
    }
  }
  
  /**
   * getTraitDefinitionsForAdapter will fetch tratis for the given
   * adapter from meshery server
   * @param {string} adapter
   * @returns {Promise<Array<OAMGenericResponse>>}
   */
  async function getTraitDefinitionsForAdapter(adapter) {
    try {
      const res = await promisifiedDataFetch("/api/oam/trait");
  
      return res?.filter((el) => el?.metadata?.["adapter.meshery.io/name"] === adapter);
    } catch (error) {
      console.error(error);
      return [];
    }
  }
  
  /**
   * createWorkloadTraitSets returns an array of workloads and traits object
   * which are interrelated
   * @param {string} adapter
   * @returns {Promise<Array<{
   *  workload: OAMGenericResponse;
   *  traits: Array<OAMGenericResponse>;
   * }>>}
   */
  async function createWorkloadTraitSets(adapter) {
    const workloads = await getWorkloadDefinitionsForAdapter(adapter);
    const traits = await getTraitDefinitionsForAdapter(adapter);
  
    const sets = [];
    workloads?.forEach((w) => {
      const item = { workload: w, traits: [] };
  
      item.traits = traits?.filter((t) => {
        if (Array.isArray(t?.oam_definition?.spec?.appliesToWorkloads))
          return t?.oam_definition?.spec?.appliesToWorkloads?.includes(w?.oam_definition?.metadata?.name);
  
        return false;
      });
  
      sets.push(item);
    });
  
    return sets;
  }
  
  /**
   * getJSONSchemaSets
   * @param {string} adapter
   * @returns
   */
  async function getJSONSchemaSets(adapter) {
    const wtSets = await createWorkloadTraitSets(adapter);
  
    return wtSets?.map((s) => {
      const item = {
        workload: JSON.parse(s.workload?.oam_ref_schema),
        traits: s.traits?.map((t) => {
          const trait = JSON.parse(t?.oam_ref_schema);
  
          // Attaching internal metadata to the json schema
          trait._internal = {
            patternAttributeName: t?.oam_definition.metadata.name,
          };
  
          return trait;
        }),
        type: s.workload?.metadata?.["ui.meshery.io/category"],
      };
  
      // Attaching internal metadata to the json schema
      item.workload._internal = {
        patternAttributeName: s.workload?.oam_definition.metadata.name,
      };
  
      return item;
    });
  }
  
  async function submitPattern(pattern, del = false) {
    console.log({ pattern, del })
    const res = await fetch("/api/pattern/deploy", {
      headers: {
        "Content-Type": "application/json",
      },
      method: del ? "DELETE" : "POST",
      body: JSON.stringify(pattern),
    });
  
    return res.text();
  }
  
  function MesheryMeshInterface({ adapter }) {
    const [schemeSets, setSchemaSets] = useState([]);
    const [ns, setNS] = useState("default")
  
    const handleSubmit = (cfg) => {
      submitPattern(cfg)
        .then((res) => console.log(res))
        .catch((err) => console.error(err));
    };
  
    const handleDelete = (cfg) => {
      submitPattern(cfg, true)
        .then((res) => console.log(res))
        .catch((err) => console.error(err));
    };
  
    useEffect(() => {
      getJSONSchemaSets(adapter).then((res) => setSchemaSets(res));
    }, []);
  
    return (
      <Grid container spacing={1}>
        <Grid item xs={12}>
          <TextField
            label="Namespace"
            variant="filled"
            value={ns}
            onChange={(e) => setNS(e.target.value)}
            fullWidth
            required
          />
        </Grid>
        <Grid item md={8} xs={12}>
          <div>
            <Grid container spacing={1}>
              {schemeSets
                .filter((s) => s.type !== "addon")
                .sort((a, b) => (a.workload?.title < b.workload?.title ? -1 : 1))
                .map((s) => (
                  <Grid item xs={12}>
                    <PatternServiceForm schemaSet={s} onSubmit={handleSubmit} onDelete={handleDelete} namespace={ns} />
                  </Grid>
                ))}
            </Grid>
          </div>
        </Grid>
        <Grid item md={4} xs={12}>
          <Paper style={{ padding: "1rem" }}>
            <Typography variant="h6" gutterBottom>
              Addons
            </Typography>
            <Grid container spacing={1}>
              {schemeSets
                .filter((s) => s.type === "addon")
                .sort((a, b) => (a.workload?.title < b.workload?.title ? -1 : 1))
                .map((s) => (
                  <Grid item>
                    <PatternServiceForm schemaSet={s} onSubmit={handleSubmit} onDelete={handleDelete} namespace={ns}/>
                  </Grid>
                ))}
            </Grid>
          </Paper>
        </Grid>
      </Grid>
    );
  }
  
  export default MesheryMeshInterface;
  